Climate Change in Cottonwood, Idaho

96+ years of recorded temperature data show Cottonwood is warming.

Based on our analysis of 96 years of temperature data near Cottonwood, ID, this area shows a warming trend of approximately +0.3°F per decade. 9 of the last 10 years recorded above-average temperatures, and 2015 was the warmest year on record at +3.7°F above the historical baseline.

Key Climate Facts

Rate of Change

+0.3°F

per decade

Warmest Year

2015

+3.7°F anomaly

Recent Warm Years

9 / 10

above-average years

Decade Shift

+2.0°F

2020s vs 1930s

Compared to the National Average

Cottonwood is warming at roughly the national average rate.

National: +0.20°F/decade
Cottonwood: +0.25°F/decade

Climate Spiral

Each ring represents one year of monthly temperatures. Blue indicates cooler-than-average periods; red indicates warmer. The outward drift over time reveals Cottonwood's long-term warming trend.

Temperature anomaly spiral for Cottonwood, Idaho
Climate spiral: monthly temperature anomalies from 96+ years of NOAA records for Cottonwood, ID.

Warming Stripes

Each vertical stripe represents one year. The color gradient from blue to red shows how annual temperatures have shifted relative to the historical average.

Warming stripes for Cottonwood, Idaho
Warming stripes: each stripe is one year of average temperature anomaly for Cottonwood, ID.

Temperature Trend

Annual temperature anomalies plotted over time with a linear regression trend line. The slope of +0.25°F per decade quantifies the rate of change.

Temperature trend chart for Cottonwood, Idaho
Linear trend: annual temperature anomalies with trend line for Cottonwood, ID.

Temperature by Decade

1930s
-0.10°F
1940s
-0.52°F
1950s
-0.84°F
1960s
-0.21°F
1970s
-0.34°F
1980s
+0.10°F
1990s
+0.74°F
2000s
+0.92°F
2010s
+1.35°F
2020s
+1.99°F

Average temperature anomaly per decade relative to the historical baseline period.

Anomaly Scale

-4.9°F Colder Normal +5.8°F Warmer

Color bounds are set to the 5th and 95th percentile of anomalies to avoid outlier washout.

Monthly Temperature Records

Complete monthly temperature record for Cottonwood, ID. Filter by decade or download as CSV.

Data Sources & Audit

Station
nClimGrid 5km Grid Point
Distance
1.2 mi
Coverage
99.1%
Records
1,154
Range
1930-01 – 2026-02
Full Data Audit 1,154 records
YearMonthTempBaselineAnomalySourceGap
1930Jan11.3°F25.3°F-14.0°NCLIMGRID
1930Feb32.2°F29.5°F+2.7°NCLIMGRID
1930Mar32.9°F33.5°F-0.5°NCLIMGRID
1930Apr44.3°F39.2°F+5.1°NCLIMGRID
1930May45.1°F46.7°F-1.6°NCLIMGRID
1930Jun50.3°F54.3°F-4.0°NCLIMGRID
1930Jul62.8°F62.0°F+0.8°NCLIMGRID
1930Aug64.1°F62.0°F+2.1°NCLIMGRID
1930Sep53.8°F53.6°F+0.2°NCLIMGRID
1930Oct39.8°F43.4°F-3.5°NCLIMGRID
1930Nov29.7°F32.1°F-2.4°NCLIMGRID
1930Dec21.2°F26.0°F-4.8°NCLIMGRID
1931Jan26.8°F25.3°F+1.5°NCLIMGRID
1931Feb27.8°F29.5°F-1.7°NCLIMGRID
1931Mar32.1°F33.5°F-1.3°NCLIMGRID
1931Apr39.1°F39.2°F-0.1°NCLIMGRID
1931May50.0°F46.7°F+3.3°NCLIMGRID
1931Jun54.4°F54.3°F+0.2°NCLIMGRID
1931Jul64.3°F62.0°F+2.4°NCLIMGRID
1931Aug63.4°F62.0°F+1.4°NCLIMGRID
1931Sep52.2°F53.6°F-1.3°NCLIMGRID
1931Oct42.8°F43.4°F-0.6°NCLIMGRID
1931Nov26.9°F32.1°F-5.2°NCLIMGRID
1931Dec23.4°F26.0°F-2.7°NCLIMGRID
1932Jan21.8°F25.3°F-3.5°NCLIMGRID
1932Feb23.1°F29.5°F-6.4°NCLIMGRID
1932Mar31.3°F33.5°F-2.2°NCLIMGRID
1932Apr39.6°F39.2°F+0.4°NCLIMGRID
1932May45.9°F46.7°F-0.8°NCLIMGRID
1932Jun54.4°F54.3°F+0.2°NCLIMGRID
1932Jul60.4°F62.0°F-1.6°NCLIMGRID
1932Aug60.4°F62.0°F-1.6°NCLIMGRID
1932Sep53.0°F53.6°F-0.5°NCLIMGRID
1932Oct42.9°F43.4°F-0.4°NCLIMGRID
1932Nov35.8°F32.1°F+3.8°NCLIMGRID
1932Dec20.9°F26.0°F-5.2°NCLIMGRID
1933Jan24.7°F25.3°F-0.6°NCLIMGRID
1933Feb18.9°F29.5°F-10.6°NCLIMGRID
1933Mar32.4°F33.5°F-1.1°NCLIMGRID
1933Apr37.5°F39.2°F-1.7°NCLIMGRID
1933May42.4°F46.7°F-4.3°NCLIMGRID
1933Jun55.1°F54.3°F+0.9°NCLIMGRID
1933Jul62.0°F62.0°F+0.1°NCLIMGRID
1933Aug61.1°F62.0°F-0.9°NCLIMGRID
1933Sep49.9°F53.6°F-3.6°NCLIMGRID
1933Oct47.4°F43.4°F+4.0°NCLIMGRID
1933Nov35.3°F32.1°F+3.3°NCLIMGRID
1933Dec33.4°F26.0°F+7.3°NCLIMGRID
1934Jan33.0°F25.3°F+7.7°NCLIMGRID
1934Feb36.1°F29.5°F+6.6°NCLIMGRID
1934Mar40.6°F33.5°F+7.1°NCLIMGRID
1934Apr46.3°F39.2°F+7.1°NCLIMGRID
1934May51.7°F46.7°F+5.0°NCLIMGRID
1934Jun54.1°F54.3°F-0.2°NCLIMGRID
1934Jul62.8°F62.0°F+0.8°NCLIMGRID
1934Aug62.6°F62.0°F+0.6°NCLIMGRID
1934Sep50.9°F53.6°F-2.7°NCLIMGRID
1934Oct45.8°F43.4°F+2.4°NCLIMGRID
1934Nov38.3°F32.1°F+6.2°NCLIMGRID
1934Dec27.1°F26.0°F+1.0°NCLIMGRID
1935Jan25.0°F25.3°F-0.3°NCLIMGRID
1935Feb30.0°F29.5°F+0.4°NCLIMGRID
1935Mar29.5°F33.5°F-3.9°NCLIMGRID
1935Apr36.5°F39.2°F-2.7°NCLIMGRID
1935May45.2°F46.7°F-1.5°NCLIMGRID
1935Jun54.1°F54.3°F-0.2°NCLIMGRID
1935Jul61.1°F62.0°F-0.9°NCLIMGRID
1935Aug59.4°F62.0°F-2.6°NCLIMGRID
1935Sep57.0°F53.6°F+3.4°NCLIMGRID
1935Oct42.7°F43.4°F-0.7°NCLIMGRID
1935Nov28.2°F32.1°F-3.8°NCLIMGRID
1935Dec26.3°F26.0°F+0.2°NCLIMGRID
1936Jan25.7°F25.3°F+0.4°NCLIMGRID
1936Feb14.7°F29.5°F-14.8°NCLIMGRID
1936Mar30.7°F33.5°F-2.7°NCLIMGRID
1936Apr42.6°F39.2°F+3.4°NCLIMGRID
1936May51.9°F46.7°F+5.2°NCLIMGRID
1936Jun56.4°F54.3°F+2.1°NCLIMGRID
1936Jul64.6°F62.0°F+2.6°NCLIMGRID
1936Aug62.4°F62.0°F+0.5°NCLIMGRID
1936Sep52.6°F53.6°F-0.9°NCLIMGRID
1936Oct46.5°F43.4°F+3.1°NCLIMGRID
1936Nov29.8°F32.1°F-2.3°NCLIMGRID
1936Dec28.5°F26.0°F+2.4°NCLIMGRID
1937Jan6.9°F25.3°F-18.4°NCLIMGRID
1937Feb23.9°F29.5°F-5.6°NCLIMGRID
1937Mar35.0°F33.5°F+1.5°NCLIMGRID
1937Apr36.8°F39.2°F-2.3°NCLIMGRID
1937May48.0°F46.7°F+1.2°NCLIMGRID
1937Jun53.1°F54.3°F-1.2°NCLIMGRID
1937Jul63.6°F62.0°F+1.6°NCLIMGRID
1937Aug58.8°F62.0°F-3.2°NCLIMGRID
1937Sep56.6°F53.6°F+3.0°NCLIMGRID
1937Oct47.0°F43.4°F+3.6°NCLIMGRID
1937Nov35.7°F32.1°F+3.7°NCLIMGRID
1937Dec29.6°F26.0°F+3.6°NCLIMGRID
1938Jan27.6°F25.3°F+2.3°NCLIMGRID
1938Feb28.7°F29.5°F-0.8°NCLIMGRID
1938Mar32.4°F33.5°F-1.0°NCLIMGRID
1938Apr39.5°F39.2°F+0.4°NCLIMGRID
1938May46.1°F46.7°F-0.6°NCLIMGRID
1938Jun55.6°F54.3°F+1.4°NCLIMGRID
1938Jul63.8°F62.0°F+1.8°NCLIMGRID
1938Aug59.0°F62.0°F-3.0°NCLIMGRID
1938Sep59.7°F53.6°F+6.2°NCLIMGRID
1938Oct44.9°F43.4°F+1.6°NCLIMGRID
1938Nov28.3°F32.1°F-3.8°NCLIMGRID
1938Dec27.9°F26.0°F+1.9°NCLIMGRID
1939Jan29.5°F25.3°F+4.2°NCLIMGRID
1939Feb23.6°F29.5°F-5.9°NCLIMGRID
1939Mar34.6°F33.5°F+1.1°NCLIMGRID
1939Apr41.9°F39.2°F+2.7°NCLIMGRID
1939May49.7°F46.7°F+3.0°NCLIMGRID
1939Jun50.3°F54.3°F-3.9°NCLIMGRID
1939Jul62.7°F62.0°F+0.8°NCLIMGRID
1939Aug62.7°F62.0°F+0.8°NCLIMGRID
1939Sep55.0°F53.6°F+1.4°NCLIMGRID
1939Oct44.2°F43.4°F+0.8°NCLIMGRID
1939Nov36.0°F32.1°F+3.9°NCLIMGRID
1939Dec32.5°F26.0°F+6.4°NCLIMGRID
1940Jan25.0°F25.3°F-0.3°NCLIMGRID
1940Feb31.6°F29.5°F+2.1°NCLIMGRID
1940Mar36.8°F33.5°F+3.4°NCLIMGRID
1940Apr40.7°F39.2°F+1.6°NCLIMGRID
1940May50.6°F46.7°F+3.8°NCLIMGRID
1940Jun57.2°F54.3°F+2.9°NCLIMGRID
1940Jul63.2°F62.0°F+1.3°NCLIMGRID
1940Aug62.2°F62.0°F+0.3°NCLIMGRID
1940Sep56.4°F53.6°F+2.8°NCLIMGRID
1940Oct46.4°F43.4°F+3.0°NCLIMGRID
1940Nov27.5°F32.1°F-4.6°NCLIMGRID
1940Dec29.0°F26.0°F+3.0°NCLIMGRID
1941Jan29.0°F25.3°F+3.7°NCLIMGRID
1941Feb32.7°F29.5°F+3.2°NCLIMGRID
1941Mar37.7°F33.5°F+4.3°NCLIMGRID
1941Apr41.3°F39.2°F+2.1°NCLIMGRID
1941May47.6°F46.7°F+0.9°NCLIMGRID
1941Jun52.5°F54.3°F-1.8°NCLIMGRID
1941Jul63.8°F62.0°F+1.8°NCLIMGRID
1941Aug59.5°F62.0°F-2.4°NCLIMGRID
1941Sep47.6°F53.6°F-6.0°NCLIMGRID
1941Oct41.9°F43.4°F-1.5°NCLIMGRID
1941Nov34.1°F32.1°F+2.1°NCLIMGRID
1941Dec27.2°F26.0°F+1.1°NCLIMGRID
1942Jan20.4°F25.3°F-4.9°NCLIMGRID
1942Feb24.7°F29.5°F-4.8°NCLIMGRID
1942Mar32.2°F33.5°F-1.3°NCLIMGRID
1942Apr42.3°F39.2°F+3.1°NCLIMGRID
1942May44.4°F46.7°F-2.4°NCLIMGRID
1942Jun49.3°F54.3°F-4.9°NCLIMGRID
1942Jul62.9°F62.0°F+1.0°NCLIMGRID
1942Aug61.8°F62.0°F-0.2°NCLIMGRID
1942Sep54.6°F53.6°F+1.0°NCLIMGRID
1942Oct45.4°F43.4°F+2.0°NCLIMGRID
1942Nov30.8°F32.1°F-1.3°NCLIMGRID
1942Dec27.9°F26.0°F+1.9°NCLIMGRID
1943Jan19.3°F25.3°F-6.0°NCLIMGRID
1943Feb30.1°F29.5°F+0.5°NCLIMGRID
1943Mar29.6°F33.5°F-3.9°NCLIMGRID
1943Apr41.5°F39.2°F+2.3°NCLIMGRID
1943May42.5°F46.7°F-4.2°NCLIMGRID
1943Jun48.3°F54.3°F-6.0°NCLIMGRID
1943Jul60.7°F62.0°F-1.2°NCLIMGRID
1943Aug58.6°F62.0°F-3.4°NCLIMGRID
1943Sep55.8°F53.6°F+2.2°NCLIMGRID
1943Oct45.6°F43.4°F+2.2°NCLIMGRID
1943Nov32.8°F32.1°F+0.7°NCLIMGRID
1943Dec25.3°F26.0°F-0.7°NCLIMGRID
1944Jan24.9°F25.3°F-0.4°NCLIMGRID
1944Feb26.4°F29.5°F-3.2°NCLIMGRID
1944Mar28.5°F33.5°F-4.9°NCLIMGRID
1944Apr38.8°F39.2°F-0.4°NCLIMGRID
1944May47.9°F46.7°F+1.2°NCLIMGRID
1944Jun52.1°F54.3°F-2.1°NCLIMGRID
1944Jul61.8°F62.0°F-0.1°NCLIMGRID
1944Aug60.0°F62.0°F-2.0°NCLIMGRID
1944Sep56.5°F53.6°F+3.0°NCLIMGRID
1944Oct50.1°F43.4°F+6.7°NCLIMGRID
1944Nov31.1°F32.1°F-1.0°NCLIMGRID
1944Dec24.6°F26.0°F-1.4°NCLIMGRID
1945Jan26.2°F25.3°F+0.9°NCLIMGRID
1945Feb30.0°F29.5°F+0.4°NCLIMGRID
1945Mar31.2°F33.5°F-2.3°NCLIMGRID
1945Apr36.3°F39.2°F-2.9°NCLIMGRID
1945May47.2°F46.7°F+0.5°NCLIMGRID
1945Jun50.8°F54.3°F-3.5°NCLIMGRID
1945Jul63.6°F62.0°F+1.6°NCLIMGRID
1945Aug63.2°F62.0°F+1.3°NCLIMGRID
1945Sep51.5°F53.6°F-2.0°NCLIMGRID
1945Oct47.2°F43.4°F+3.8°NCLIMGRID
1945Nov31.6°F32.1°F-0.5°NCLIMGRID
1945Dec25.4°F26.0°F-0.6°NCLIMGRID
1946Jan26.7°F25.3°F+1.4°NCLIMGRID
1946Feb27.5°F29.5°F-2.0°NCLIMGRID
1946Mar35.2°F33.5°F+1.7°NCLIMGRID
1946Apr41.1°F39.2°F+1.9°NCLIMGRID
1946May47.0°F46.7°F+0.2°NCLIMGRID
1946Jun51.0°F54.3°F-3.2°NCLIMGRID
1946Jul60.9°F62.0°F-1.1°NCLIMGRID
1946Aug61.4°F62.0°F-0.6°NCLIMGRID
1946Sep51.8°F53.6°F-1.8°NCLIMGRID
1946Oct38.2°F43.4°F-5.2°NCLIMGRID
1946Nov30.3°F32.1°F-1.8°NCLIMGRID
1946Dec28.7°F26.0°F+2.7°NCLIMGRID
1947Jan21.1°F25.3°F-4.2°NCLIMGRID
1947Feb30.7°F29.5°F+1.2°NCLIMGRID
1947Mar36.5°F33.5°F+3.1°NCLIMGRID
1947Apr39.5°F39.2°F+0.4°NCLIMGRID
1947May50.9°F46.7°F+4.2°NCLIMGRID
1947Jun50.5°F54.3°F-3.8°NCLIMGRID
1947Jul61.8°F62.0°F-0.2°NCLIMGRID
1947Aug59.5°F62.0°F-2.5°NCLIMGRID
1947Sep54.4°F53.6°F+0.8°NCLIMGRID
1947Oct45.6°F43.4°F+2.2°NCLIMGRID
1947Nov30.3°F32.1°F-1.7°NCLIMGRID
1947Dec28.4°F26.0°F+2.4°NCLIMGRID
1948Jan24.5°F25.3°F-0.8°NCLIMGRID
1948Feb26.1°F29.5°F-3.5°NCLIMGRID
1948Mar28.7°F33.5°F-4.7°NCLIMGRID
1948Apr36.9°F39.2°F-2.3°NCLIMGRID
1948May45.6°F46.7°F-1.2°NCLIMGRID
1948Jun56.1°F54.3°F+1.8°NCLIMGRID
1948Jul57.6°F62.0°F-4.4°NCLIMGRID
1948Aug57.7°F62.0°F-4.3°NCLIMGRID
1948Sep52.7°F53.6°F-0.9°NCLIMGRID
1948Oct43.5°F43.4°F+0.1°NCLIMGRID
1948Nov29.3°F32.1°F-2.8°NCLIMGRID
1948Dec18.1°F26.0°F-8.0°NCLIMGRID
1949Jan6.4°F25.3°F-18.9°NCLIMGRID
1949Feb23.3°F29.5°F-6.2°NCLIMGRID
1949Mar33.3°F33.5°F-0.1°NCLIMGRID
1949Apr43.0°F39.2°F+3.8°NCLIMGRID
1949May50.2°F46.7°F+3.5°NCLIMGRID
1949Jun53.1°F54.3°F-1.2°NCLIMGRID
1949Jul60.4°F62.0°F-1.5°NCLIMGRID
1949Aug62.1°F62.0°F+0.2°NCLIMGRID
1949Sep55.7°F53.6°F+2.2°NCLIMGRID
1949Oct39.0°F43.4°F-4.4°NCLIMGRID
1949Nov38.8°F32.1°F+6.7°NCLIMGRID
1949Dec25.9°F26.0°F-0.1°NCLIMGRID
1950Jan12.5°F25.3°F-12.8°NCLIMGRID
1950Feb27.6°F29.5°F-1.9°NCLIMGRID
1950Mar31.0°F33.5°F-2.5°NCLIMGRID
1950Apr36.8°F39.2°F-2.4°NCLIMGRID
1950May44.2°F46.7°F-2.6°NCLIMGRID
1950Jun51.8°F54.3°F-2.5°NCLIMGRID
1950Jul59.9°F62.0°F-2.0°NCLIMGRID
1950Aug61.0°F62.0°F-0.9°NCLIMGRID
1950Sep53.3°F53.6°F-0.2°NCLIMGRID
1950Oct44.6°F43.4°F+1.2°NCLIMGRID
1950Nov32.1°F32.1°F+0.0°NCLIMGRID
1950Dec33.1°F26.0°F+7.1°NCLIMGRID
1951Jan22.6°F25.3°F-2.7°NCLIMGRID
1951Feb27.2°F29.5°F-2.3°NCLIMGRID
1951Mar28.2°F33.5°F-5.2°NCLIMGRID
1951Apr41.3°F39.2°F+2.1°NCLIMGRID
1951May46.9°F46.7°F+0.2°NCLIMGRID
1951Jun51.1°F54.3°F-3.1°NCLIMGRID
1951Jul63.5°F62.0°F+1.6°NCLIMGRID
1951Aug61.3°F62.0°F-0.6°NCLIMGRID
1951Sep55.0°F53.6°F+1.4°NCLIMGRID
1951Oct41.4°F43.4°F-2.0°NCLIMGRID
1951Nov30.5°F32.1°F-1.6°NCLIMGRID
1951Dec21.8°F26.0°F-4.3°NCLIMGRID
1952Jan21.3°F25.3°F-3.9°NCLIMGRID
1952Feb26.3°F29.5°F-3.3°NCLIMGRID
1952Mar28.7°F33.5°F-4.8°NCLIMGRID
1952Apr43.1°F39.2°F+4.0°NCLIMGRID
1952May47.3°F46.7°F+0.6°NCLIMGRID
1952Jun52.4°F54.3°F-1.9°NCLIMGRID
1952Jul61.3°F62.0°F-0.7°NCLIMGRID
1952Aug60.9°F62.0°F-1.1°NCLIMGRID
1952Sep56.8°F53.6°F+3.3°NCLIMGRID
1952Oct49.0°F43.4°F+5.7°NCLIMGRID
1952Nov28.0°F32.1°F-4.1°NCLIMGRID
1952Dec27.6°F26.0°F+1.6°NCLIMGRID
1953Jan34.5°F25.3°F+9.2°NCLIMGRID
1953Feb29.4°F29.5°F-0.2°NCLIMGRID
1953Mar33.5°F33.5°F+0.0°NCLIMGRID
1953Apr37.9°F39.2°F-1.3°NCLIMGRID
1953May43.1°F46.7°F-3.6°NCLIMGRID
1953Jun48.8°F54.3°F-5.4°NCLIMGRID
1953Jul62.1°F62.0°F+0.1°NCLIMGRID
1953Aug61.4°F62.0°F-0.5°NCLIMGRID
1953Sep57.7°F53.6°F+4.1°NCLIMGRID
1953Oct46.2°F43.4°F+2.8°NCLIMGRID
1953Nov35.7°F32.1°F+3.6°NCLIMGRID
1953Dec29.3°F26.0°F+3.3°NCLIMGRID
1954Jan25.6°F25.3°F+0.4°NCLIMGRID
1954Feb34.0°F29.5°F+4.5°NCLIMGRID
1954Mar30.1°F33.5°F-3.3°NCLIMGRID
1954Apr38.5°F39.2°F-0.7°NCLIMGRID
1954May47.6°F46.7°F+0.8°NCLIMGRID
1954Jun48.8°F54.3°F-5.4°NCLIMGRID
1954Jul60.4°F62.0°F-1.6°NCLIMGRID
1954Aug56.1°F62.0°F-5.8°NCLIMGRID
1954Sep51.9°F53.6°F-1.6°NCLIMGRID
1954Oct41.5°F43.4°F-1.8°NCLIMGRID
1954Nov36.6°F32.1°F+4.5°NCLIMGRID
1954Dec25.7°F26.0°F-0.3°NCLIMGRID
1955Jan22.9°F25.3°F-2.4°NCLIMGRID
1955Feb22.8°F29.5°F-6.8°NCLIMGRID
1955Mar24.2°F33.5°F-9.3°NCLIMGRID
1955Apr33.7°F39.2°F-5.5°NCLIMGRID
1955May42.5°F46.7°F-4.2°NCLIMGRID
1955Jun53.7°F54.3°F-0.5°NCLIMGRID
1955Jul58.6°F62.0°F-3.3°NCLIMGRID
1955Aug61.5°F62.0°F-0.4°NCLIMGRID
1955Sep53.0°F53.6°F-0.6°NCLIMGRID
1955Oct44.1°F43.4°F+0.8°NCLIMGRID
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1984Feb30.8°F29.5°F+1.2°NCLIMGRID
1984Mar35.3°F33.5°F+1.9°NCLIMGRID
1984Apr37.1°F39.2°F-2.1°NCLIMGRID
1984May44.6°F46.7°F-2.2°NCLIMGRID
1984Jun51.8°F54.3°F-2.4°NCLIMGRID
1984Jul62.8°F62.0°F+0.9°NCLIMGRID
1984Aug63.5°F62.0°F+1.6°NCLIMGRID
1984Sep51.0°F53.6°F-2.5°NCLIMGRID
1984Oct39.2°F43.4°F-4.2°NCLIMGRID
1984Nov32.6°F32.1°F+0.6°NCLIMGRID
1984Dec21.5°F26.0°F-4.5°NCLIMGRID
1985Jan20.9°F25.3°F-4.4°NCLIMGRID
1985Feb22.6°F29.5°F-6.9°NCLIMGRID
1985Mar30.6°F33.5°F-2.8°NCLIMGRID
1985Apr43.0°F39.2°F+3.8°NCLIMGRID
1985May49.0°F46.7°F+2.3°NCLIMGRID
1985Jun55.1°F54.3°F+0.9°NCLIMGRID
1985Jul67.5°F62.0°F+5.6°NCLIMGRID
1985Aug57.8°F62.0°F-4.2°NCLIMGRID
1985Sep47.3°F53.6°F-6.2°NCLIMGRID
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1985Nov20.7°F32.1°F-11.4°NCLIMGRID
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1986Jan31.2°F25.3°F+5.9°NCLIMGRID
1986Feb30.3°F29.5°F+0.7°NCLIMGRID
1986Mar39.5°F33.5°F+6.1°NCLIMGRID
1986Apr38.7°F39.2°F-0.5°NCLIMGRID
1986May48.8°F46.7°F+2.1°NCLIMGRID
1986Jun59.8°F54.3°F+5.5°NCLIMGRID
1986Jul57.9°F62.0°F-4.1°NCLIMGRID
1986Aug66.1°F62.0°F+4.1°NCLIMGRID
1986Sep48.1°F53.6°F-5.5°NCLIMGRID
1986Oct45.5°F43.4°F+2.1°NCLIMGRID
1986Nov31.4°F32.1°F-0.7°NCLIMGRID
1986Dec26.7°F26.0°F+0.6°NCLIMGRID
1987Jan24.3°F25.3°F-1.0°NCLIMGRID
1987Feb31.7°F29.5°F+2.2°NCLIMGRID
1987Mar35.1°F33.5°F+1.6°NCLIMGRID
1987Apr46.6°F39.2°F+7.4°NCLIMGRID
1987May50.3°F46.7°F+3.6°NCLIMGRID
1987Jun57.0°F54.3°F+2.7°NCLIMGRID
1987Jul59.5°F62.0°F-2.5°NCLIMGRID
1987Aug58.8°F62.0°F-3.1°NCLIMGRID
1987Sep56.5°F53.6°F+3.0°NCLIMGRID
1987Oct46.2°F43.4°F+2.8°NCLIMGRID
1987Nov34.3°F32.1°F+2.3°NCLIMGRID
1987Dec27.1°F26.0°F+1.1°NCLIMGRID
1988Jan23.7°F25.3°F-1.6°NCLIMGRID
1988Feb32.1°F29.5°F+2.6°NCLIMGRID
1988Mar33.9°F33.5°F+0.4°NCLIMGRID
1988Apr43.2°F39.2°F+4.0°NCLIMGRID
1988May46.8°F46.7°F+0.1°NCLIMGRID
1988Jun55.1°F54.3°F+0.8°NCLIMGRID
1988Jul61.3°F62.0°F-0.7°NCLIMGRID
1988Aug61.2°F62.0°F-0.7°NCLIMGRID
1988Sep54.2°F53.6°F+0.6°NCLIMGRID
1988Oct51.0°F43.4°F+7.6°NCLIMGRID
1988Nov32.3°F32.1°F+0.2°NCLIMGRID
1988Dec26.0°F26.0°F-0.1°NCLIMGRID
1989Jan25.7°F25.3°F+0.5°NCLIMGRID
1989Feb19.5°F29.5°F-10.0°NCLIMGRID
1989Mar32.6°F33.5°F-0.9°NCLIMGRID
1989Apr42.8°F39.2°F+3.6°NCLIMGRID
1989May45.7°F46.7°F-1.0°NCLIMGRID
1989Jun55.4°F54.3°F+1.2°NCLIMGRID
1989Jul62.3°F62.0°F+0.3°NCLIMGRID
1989Aug57.9°F62.0°F-4.1°NCLIMGRID
1989Sep54.8°F53.6°F+1.3°NCLIMGRID
1989Oct42.8°F43.4°F-0.5°NCLIMGRID
1989Nov35.8°F32.1°F+3.7°NCLIMGRID
1989Dec29.9°F26.0°F+3.9°NCLIMGRID
1990Jan29.0°F25.3°F+3.7°NCLIMGRID
1990Feb27.6°F29.5°F-1.9°NCLIMGRID
1990Mar35.7°F33.5°F+2.3°NCLIMGRID
1990Apr44.1°F39.2°F+4.9°NCLIMGRID
1990May44.9°F46.7°F-1.8°NCLIMGRID
1990Jun53.5°F54.3°F-0.8°NCLIMGRID
1990Jul64.2°F62.0°F+2.2°NCLIMGRID
1990Aug62.5°F62.0°F+0.5°NCLIMGRID
1990Sep61.4°F53.6°F+7.8°NCLIMGRID
1990Oct41.9°F43.4°F-1.5°NCLIMGRID
1990Nov34.7°F32.1°F+2.6°NCLIMGRID
1990Dec17.9°F26.0°F-8.1°NCLIMGRID
1991Jan23.9°F25.3°F-1.4°NCLIMGRID
1991Feb37.1°F29.5°F+7.6°NCLIMGRID
1991Mar32.5°F33.5°F-1.0°NCLIMGRID
1991Apr38.9°F39.2°F-0.3°NCLIMGRID
1991May44.2°F46.7°F-2.5°NCLIMGRID
1991Jun49.6°F54.3°F-4.6°NCLIMGRID
1991Jul62.1°F62.0°F+0.1°NCLIMGRID
1991Aug65.4°F62.0°F+3.5°NCLIMGRID
1991Sep56.8°F53.6°F+3.2°NCLIMGRID
1991Oct44.3°F43.4°F+1.0°NCLIMGRID
1991Nov31.2°F32.1°F-0.8°NCLIMGRID
1991Dec29.5°F26.0°F+3.4°NCLIMGRID
1992Jan29.5°F25.3°F+4.2°NCLIMGRID
1992Feb36.8°F29.5°F+7.3°NCLIMGRID
1992Mar40.7°F33.5°F+7.3°NCLIMGRID
1992Apr43.3°F39.2°F+4.1°NCLIMGRID
1992May52.2°F46.7°F+5.5°NCLIMGRID
1992Jun59.3°F54.3°F+5.0°NCLIMGRID
1992Jul59.5°F62.0°F-2.5°NCLIMGRID
1992Aug62.9°F62.0°F+0.9°NCLIMGRID
1992Sep53.9°F53.6°F+0.3°NCLIMGRID
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1992Nov30.0°F32.1°F-2.0°NCLIMGRID
1992Dec24.1°F26.0°F-1.9°NCLIMGRID
1993Jan20.9°F25.3°F-4.4°NCLIMGRID
1993Feb23.7°F29.5°F-5.9°NCLIMGRID
1993Mar36.1°F33.5°F+2.6°NCLIMGRID
1993Apr38.9°F39.2°F-0.3°NCLIMGRID
1993May52.7°F46.7°F+6.0°NCLIMGRID
1993Jun52.3°F54.3°F-1.9°NCLIMGRID
1993Jul52.5°F62.0°F-9.5°NCLIMGRID
1993Aug57.8°F62.0°F-4.2°NCLIMGRID
1993Sep54.1°F53.6°F+0.5°NCLIMGRID
1993Oct46.1°F43.4°F+2.8°NCLIMGRID
1993Nov28.0°F32.1°F-4.0°NCLIMGRID
1993Dec29.0°F26.0°F+2.9°NCLIMGRID
1994Jan32.7°F25.3°F+7.4°NCLIMGRID
1994Feb27.5°F29.5°F-2.0°NCLIMGRID
1994Mar37.0°F33.5°F+3.6°NCLIMGRID
1994Apr42.6°F39.2°F+3.4°NCLIMGRID
1994May49.6°F46.7°F+2.9°NCLIMGRID
1994Jun53.7°F54.3°F-0.6°NCLIMGRID
1994Jul65.1°F62.0°F+3.2°NCLIMGRID
1994Aug64.0°F62.0°F+2.1°NCLIMGRID
1994Sep57.8°F53.6°F+4.3°NCLIMGRID
1994Oct42.8°F43.4°F-0.6°NCLIMGRID
1994Nov27.0°F32.1°F-5.1°NCLIMGRID
1994Dec26.2°F26.0°F+0.2°NCLIMGRID
1995Jan27.7°F25.3°F+2.4°NCLIMGRID
1995Feb33.6°F29.5°F+4.1°NCLIMGRID
1995Mar33.4°F33.5°F+0.0°NCLIMGRID
1995Apr38.3°F39.2°F-0.9°NCLIMGRID
1995May48.1°F46.7°F+1.4°NCLIMGRID
1995Jun51.7°F54.3°F-2.5°NCLIMGRID
1995Jul61.0°F62.0°F-1.0°NCLIMGRID
1995Aug58.2°F62.0°F-3.8°NCLIMGRID
1995Sep56.1°F53.6°F+2.5°NCLIMGRID
1995Oct39.9°F43.4°F-3.4°NCLIMGRID
1995Nov36.6°F32.1°F+4.5°NCLIMGRID
1995Dec27.2°F26.0°F+1.2°NCLIMGRID
1996Jan26.0°F25.3°F+0.7°NCLIMGRID
1996Feb26.9°F29.5°F-2.6°NCLIMGRID
1996Mar34.4°F33.5°F+1.0°NCLIMGRID
1996Apr40.6°F39.2°F+1.4°NCLIMGRID
1996May43.4°F46.7°F-3.4°NCLIMGRID
1996Jun54.5°F54.3°F+0.3°NCLIMGRID
1996Jul64.3°F62.0°F+2.3°NCLIMGRID
1996Aug62.5°F62.0°F+0.5°NCLIMGRID
1996Sep51.2°F53.6°F-2.3°NCLIMGRID
1996Oct42.9°F43.4°F-0.4°NCLIMGRID
1996Nov33.0°F32.1°F+1.0°NCLIMGRID
1996Dec27.1°F26.0°F+1.1°NCLIMGRID
1997Jan26.5°F25.3°F+1.2°NCLIMGRID
1997Feb28.4°F29.5°F-1.2°NCLIMGRID
1997Mar34.3°F33.5°F+0.9°NCLIMGRID
1997Apr37.3°F39.2°F-1.9°NCLIMGRID
1997May50.7°F46.7°F+4.0°NCLIMGRID
1997Jun52.7°F54.3°F-1.6°NCLIMGRID
1997Jul59.5°F62.0°F-2.5°NCLIMGRID
1997Aug63.4°F62.0°F+1.5°NCLIMGRID
1997Sep56.2°F53.6°F+2.6°NCLIMGRID
1997Oct42.4°F43.4°F-1.0°NCLIMGRID
1997Nov35.2°F32.1°F+3.2°NCLIMGRID
1997Dec26.3°F26.0°F+0.3°NCLIMGRID
1998Jan28.8°F25.3°F+3.5°NCLIMGRID
1998Feb32.1°F29.5°F+2.6°NCLIMGRID
1998Mar34.6°F33.5°F+1.2°NCLIMGRID
1998Apr39.6°F39.2°F+0.4°NCLIMGRID
1998May47.3°F46.7°F+0.5°NCLIMGRID
1998Jun52.5°F54.3°F-1.8°NCLIMGRID
1998Jul66.7°F62.0°F+4.8°NCLIMGRID
1998Aug64.8°F62.0°F+2.9°NCLIMGRID
1998Sep59.5°F53.6°F+5.9°NCLIMGRID
1998Oct42.0°F43.4°F-1.4°NCLIMGRID
1998Nov34.1°F32.1°F+2.0°NCLIMGRID
1998Dec24.5°F26.0°F-1.5°NCLIMGRID
1999Jan29.7°F25.3°F+4.4°NCLIMGRID
1999Feb29.7°F29.5°F+0.2°NCLIMGRID
1999Mar33.1°F33.5°F-0.4°NCLIMGRID
1999Apr36.9°F39.2°F-2.3°NCLIMGRID
1999May43.6°F46.7°F-3.1°NCLIMGRID
1999Jun51.0°F54.3°F-3.2°NCLIMGRID
1999Jul59.9°F62.0°F-2.1°NCLIMGRID
1999Aug63.9°F62.0°F+2.0°NCLIMGRID
1999Sep53.3°F53.6°F-0.2°NCLIMGRID
1999Oct45.1°F43.4°F+1.7°NCLIMGRID
1999Nov39.5°F32.1°F+7.4°NCLIMGRID
1999Dec28.5°F26.0°F+2.4°NCLIMGRID
2000Jan27.3°F25.3°F+2.0°NCLIMGRID
2000Feb32.0°F29.5°F+2.5°NCLIMGRID
2000Mar34.6°F33.5°F+1.2°NCLIMGRID
2000Apr43.7°F39.2°F+4.5°NCLIMGRID
2000May47.2°F46.7°F+0.5°NCLIMGRID
2000Jun54.2°F54.3°F+0.0°NCLIMGRID
2000Jul62.3°F62.0°F+0.3°NCLIMGRID
2000Aug63.0°F62.0°F+1.1°NCLIMGRID
2000Sep53.2°F53.6°F-0.3°NCLIMGRID
2000Oct43.2°F43.4°F-0.2°NCLIMGRID
2000Nov26.1°F32.1°F-5.9°NCLIMGRID
2000Dec25.0°F26.0°F-1.1°NCLIMGRID
2001Jan25.8°F25.3°F+0.5°NCLIMGRID
2001Feb27.1°F29.5°F-2.4°NCLIMGRID
2001Mar35.5°F33.5°F+2.0°NCLIMGRID
2001Apr37.8°F39.2°F-1.4°NCLIMGRID
2001May50.1°F46.7°F+3.4°NCLIMGRID
2001Jun52.7°F54.3°F-1.5°NCLIMGRID
2001Jul62.3°F62.0°F+0.3°NCLIMGRID
2001Aug65.5°F62.0°F+3.6°NCLIMGRID
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2001Oct44.2°F43.4°F+0.8°NCLIMGRID
2001Nov36.6°F32.1°F+4.5°NCLIMGRID
2001Dec26.0°F26.0°F+0.0°NCLIMGRID
2002Jan27.1°F25.3°F+1.8°NCLIMGRID
2002Feb28.3°F29.5°F-1.3°NCLIMGRID
2002Mar29.8°F33.5°F-3.7°NCLIMGRID
2002Apr39.2°F39.2°F+0.0°NCLIMGRID
2002May45.8°F46.7°F-0.9°NCLIMGRID
2002Jun55.3°F54.3°F+1.1°NCLIMGRID
2002Jul65.8°F62.0°F+3.8°NCLIMGRID
2002Aug59.7°F62.0°F-2.3°NCLIMGRID
2002Sep55.4°F53.6°F+1.8°NCLIMGRID
2002Oct40.3°F43.4°F-3.1°NCLIMGRID
2002Nov35.4°F32.1°F+3.3°NCLIMGRID
2002Dec29.9°F26.0°F+3.8°NCLIMGRID
2003Jan32.6°F25.3°F+7.3°NCLIMGRID
2003Feb27.5°F29.5°F-2.1°NCLIMGRID
2003Mar35.3°F33.5°F+1.8°NCLIMGRID
2003Apr38.8°F39.2°F-0.4°NCLIMGRID
2003May46.6°F46.7°F-0.1°NCLIMGRID
2003Jun56.4°F54.3°F+2.2°NCLIMGRID
2003Jul67.6°F62.0°F+5.7°NCLIMGRID
2003Aug65.4°F62.0°F+3.4°NCLIMGRID
2003Sep57.1°F53.6°F+3.5°NCLIMGRID
2003Oct48.7°F43.4°F+5.3°NCLIMGRID
2003Nov28.2°F32.1°F-3.8°NCLIMGRID
2003Dec28.5°F26.0°F+2.4°NCLIMGRID
2004Jan26.5°F25.3°F+1.3°NCLIMGRID
2004Feb29.2°F29.5°F-0.3°NCLIMGRID
2004Mar39.0°F33.5°F+5.5°NCLIMGRID
2004Apr42.7°F39.2°F+3.5°NCLIMGRID
2004May46.1°F46.7°F-0.6°NCLIMGRID
2004Jun54.9°F54.3°F+0.7°NCLIMGRID
2004Jul64.4°F62.0°F+2.5°NCLIMGRID
2004Aug62.6°F62.0°F+0.6°NCLIMGRID
2004Sep51.8°F53.6°F-1.8°NCLIMGRID
2004Oct43.9°F43.4°F+0.5°NCLIMGRID
2004Nov32.8°F32.1°F+0.8°NCLIMGRID
2004Dec30.8°F26.0°F+4.8°NCLIMGRID
2005Jan29.4°F25.3°F+4.1°NCLIMGRID
2005Feb31.5°F29.5°F+2.0°NCLIMGRID
2005Mar36.6°F33.5°F+3.1°NCLIMGRID
2005Apr39.8°F39.2°F+0.6°NCLIMGRID
2005May48.5°F46.7°F+1.7°NCLIMGRID
2005Jun51.3°F54.3°F-3.0°NCLIMGRID
2005Jul64.2°F62.0°F+2.3°NCLIMGRID
2005Aug63.8°F62.0°F+1.8°NCLIMGRID
2005Sep52.9°F53.6°F-0.7°NCLIMGRID
2005Oct45.1°F43.4°F+1.7°NCLIMGRID
2005Nov31.4°F32.1°F-0.7°NCLIMGRID
2005Dec25.5°F26.0°F-0.5°NCLIMGRID
2006Jan32.1°F25.3°F+6.8°NCLIMGRID
2006Feb27.1°F29.5°F-2.4°NCLIMGRID
2006Mar32.5°F33.5°F-1.0°NCLIMGRID
2006Apr40.4°F39.2°F+1.2°NCLIMGRID
2006May50.0°F46.7°F+3.3°NCLIMGRID
2006Jun56.3°F54.3°F+2.0°NCLIMGRID
2006Jul67.7°F62.0°F+5.7°NCLIMGRID
2006Aug62.2°F62.0°F+0.2°NCLIMGRID
2006Sep55.2°F53.6°F+1.7°NCLIMGRID
2006Oct42.3°F43.4°F-1.1°NCLIMGRID
2006Nov33.1°F32.1°F+1.0°NCLIMGRID
2006Dec27.5°F26.0°F+1.5°NCLIMGRID
2007Jan22.3°F25.3°F-3.0°NCLIMGRID
2007Feb31.2°F29.5°F+1.7°NCLIMGRID
2007Mar38.2°F33.5°F+4.7°NCLIMGRID
2007Apr40.5°F39.2°F+1.3°NCLIMGRID
2007May48.6°F46.7°F+1.9°NCLIMGRID
2007Jun54.8°F54.3°F+0.5°NCLIMGRID
2007Jul69.4°F62.0°F+7.4°NCLIMGRID
2007Aug62.3°F62.0°F+0.4°NCLIMGRID
2007Sep53.6°F53.6°F+0.0°NCLIMGRID
2007Oct43.1°F43.4°F-0.3°NCLIMGRID
2007Nov32.4°F32.1°F+0.3°NCLIMGRID
2007Dec25.5°F26.0°F-0.5°NCLIMGRID
2008Jan23.3°F25.3°F-2.0°NCLIMGRID
2008Feb30.1°F29.5°F+0.6°NCLIMGRID
2008Mar30.5°F33.5°F-2.9°NCLIMGRID
2008Apr34.7°F39.2°F-4.5°NCLIMGRID
2008May47.3°F46.7°F+0.6°NCLIMGRID
2008Jun52.8°F54.3°F-1.5°NCLIMGRID
2008Jul63.5°F62.0°F+1.5°NCLIMGRID
2008Aug62.4°F62.0°F+0.5°NCLIMGRID
2008Sep54.8°F53.6°F+1.2°NCLIMGRID
2008Oct44.5°F43.4°F+1.1°NCLIMGRID
2008Nov37.3°F32.1°F+5.2°NCLIMGRID
2008Dec22.3°F26.0°F-3.7°NCLIMGRID
2009Jan26.4°F25.3°F+1.1°NCLIMGRID
2009Feb30.4°F29.5°F+0.9°NCLIMGRID
2009Mar29.2°F33.5°F-4.3°NCLIMGRID
2009Apr38.8°F39.2°F-0.4°NCLIMGRID
2009May48.9°F46.7°F+2.1°NCLIMGRID
2009Jun55.0°F54.3°F+0.8°NCLIMGRID
2009Jul64.5°F62.0°F+2.5°NCLIMGRID
2009Aug62.4°F62.0°F+0.4°NCLIMGRID
2009Sep58.9°F53.6°F+5.3°NCLIMGRID
2009Oct39.2°F43.4°F-4.2°NCLIMGRID
2009Nov33.9°F32.1°F+1.8°NCLIMGRID
2009Dec20.8°F26.0°F-5.3°NCLIMGRID
2010Jan31.9°F25.3°F+6.6°NCLIMGRID
2010Feb32.2°F29.5°F+2.7°NCLIMGRID
2010Mar35.6°F33.5°F+2.1°NCLIMGRID
2010Apr39.0°F39.2°F-0.2°NCLIMGRID
2010May43.1°F46.7°F-3.6°NCLIMGRID
2010Jun51.8°F54.3°F-2.5°NCLIMGRID
2010Jul61.7°F62.0°F-0.2°NCLIMGRID
2010Aug61.3°F62.0°F-0.7°NCLIMGRID
2010Sep56.0°F53.6°F+2.5°NCLIMGRID
2010Oct46.5°F43.4°F+3.2°NCLIMGRID
2010Nov30.0°F32.1°F-2.0°NCLIMGRID
2010Dec27.8°F26.0°F+1.7°NCLIMGRID
2011Jan27.5°F25.3°F+2.3°NCLIMGRID
2011Feb24.9°F29.5°F-4.6°NCLIMGRID
2011Mar33.8°F33.5°F+0.3°NCLIMGRID
2011Apr34.9°F39.2°F-4.3°NCLIMGRID
2011May43.9°F46.7°F-2.8°NCLIMGRID
2011Jun52.3°F54.3°F-1.9°NCLIMGRID
2011Jul61.0°F62.0°F-0.9°NCLIMGRID
2011Aug64.7°F62.0°F+2.7°NCLIMGRID
2011Sep60.9°F53.6°F+7.3°NCLIMGRID
2011Oct44.9°F43.4°F+1.6°NCLIMGRID
2011Nov31.8°F32.1°F-0.3°NCLIMGRID
2011Dec27.2°F26.0°F+1.1°NCLIMGRID
2012Jan28.5°F25.3°F+3.2°NCLIMGRID
2012Feb29.6°F29.5°F+0.0°NCLIMGRID
2012Mar34.1°F33.5°F+0.6°NCLIMGRID
2012Apr42.7°F39.2°F+3.5°NCLIMGRID
2012May45.9°F46.7°F-0.8°NCLIMGRID
2012Jun52.8°F54.3°F-1.5°NCLIMGRID
2012Jul65.5°F62.0°F+3.5°NCLIMGRID
2012Aug64.8°F62.0°F+2.8°NCLIMGRID
2012Sep58.0°F53.6°F+4.5°NCLIMGRID
2012Oct42.9°F43.4°F-0.5°NCLIMGRID
2012Nov36.1°F32.1°F+4.0°NCLIMGRID
2012Dec28.1°F26.0°F+2.0°NCLIMGRID
2013Jan24.3°F25.3°F-1.0°NCLIMGRID
2013Feb29.7°F29.5°F+0.2°NCLIMGRID
2013Mar35.3°F33.5°F+1.9°NCLIMGRID
2013Apr39.0°F39.2°F-0.2°NCLIMGRID
2013May48.6°F46.7°F+1.9°NCLIMGRID
2013Jun55.2°F54.3°F+0.9°NCLIMGRID
2013Jul67.6°F62.0°F+5.7°NCLIMGRID
2013Aug65.5°F62.0°F+3.5°NCLIMGRID
2013Sep57.1°F53.6°F+3.5°NCLIMGRID
2013Oct41.5°F43.4°F-1.9°NCLIMGRID
2013Nov32.8°F32.1°F+0.8°NCLIMGRID
2013Dec23.5°F26.0°F-2.6°NCLIMGRID
2014Jan29.6°F25.3°F+4.4°NCLIMGRID
2014Feb24.7°F29.5°F-4.9°NCLIMGRID
2014Mar35.2°F33.5°F+1.8°NCLIMGRID
2014Apr39.9°F39.2°F+0.7°NCLIMGRID
2014May48.9°F46.7°F+2.2°NCLIMGRID
2014Jun53.0°F54.3°F-1.3°NCLIMGRID
2014Jul67.0°F62.0°F+5.0°NCLIMGRID
2014Aug64.1°F62.0°F+2.1°NCLIMGRID
2014Sep56.7°F53.6°F+3.1°NCLIMGRID
2014Oct48.5°F43.4°F+5.1°NCLIMGRID
2014Nov31.4°F32.1°F-0.7°NCLIMGRID
2014Dec29.8°F26.0°F+3.8°NCLIMGRID
2015Jan31.1°F25.3°F+5.8°NCLIMGRID
2015Feb34.7°F29.5°F+5.2°NCLIMGRID
2015Mar41.5°F33.5°F+8.0°NCLIMGRID
2015Apr40.8°F39.2°F+1.6°NCLIMGRID
2015May50.8°F46.7°F+4.1°NCLIMGRID
2015Jun62.4°F54.3°F+8.1°NCLIMGRID
2015Jul64.5°F62.0°F+2.5°NCLIMGRID
2015Aug65.4°F62.0°F+3.4°NCLIMGRID
2015Sep53.7°F53.6°F+0.1°NCLIMGRID
2015Oct50.5°F43.4°F+7.1°NCLIMGRID
2015Nov30.6°F32.1°F-1.5°NCLIMGRID
2015Dec26.4°F26.0°F+0.3°NCLIMGRID
2016Jan28.5°F25.3°F+3.3°NCLIMGRID
2016Feb35.4°F29.5°F+5.8°NCLIMGRID
2016Mar35.4°F33.5°F+2.0°NCLIMGRID
2016Apr46.9°F39.2°F+7.7°NCLIMGRID
2016May49.4°F46.7°F+2.7°NCLIMGRID
2016Jun56.3°F54.3°F+2.1°NCLIMGRID
2016Jul60.5°F62.0°F-1.5°NCLIMGRID
2016Aug62.8°F62.0°F+0.8°NCLIMGRID
2016Sep52.7°F53.6°F-0.8°NCLIMGRID
2016Oct43.9°F43.4°F+0.5°NCLIMGRID
2016Nov39.9°F32.1°F+7.9°NCLIMGRID
2016Dec20.0°F26.0°F-6.0°NCLIMGRID
2017Jan21.0°F25.3°F-4.3°NCLIMGRID
2017Feb29.1°F29.5°F-0.4°NCLIMGRID
2017Mar36.0°F33.5°F+2.5°NCLIMGRID
2017Apr37.9°F39.2°F-1.3°NCLIMGRID
2017May48.9°F46.7°F+2.1°NCLIMGRID
2017Jun56.2°F54.3°F+2.0°NCLIMGRID
2017Jul68.3°F62.0°F+6.3°NCLIMGRID
2017Aug67.0°F62.0°F+5.1°NCLIMGRID
2017Sep55.7°F53.6°F+2.2°NCLIMGRID
2017Oct41.8°F43.4°F-1.6°NCLIMGRID
2017Nov34.7°F32.1°F+2.6°NCLIMGRID
2017Dec25.3°F26.0°F-0.8°NCLIMGRID
2018Jan32.1°F25.3°F+6.9°NCLIMGRID
2018Feb26.5°F29.5°F-3.1°NCLIMGRID
2018Mar33.6°F33.5°F+0.2°NCLIMGRID
2018Apr40.0°F39.2°F+0.9°NCLIMGRID
2018May52.0°F46.7°F+5.3°NCLIMGRID
2018Jun53.5°F54.3°F-0.7°NCLIMGRID
2018Jul64.6°F62.0°F+2.7°NCLIMGRID
2018Aug63.3°F62.0°F+1.4°NCLIMGRID
2018Sep53.2°F53.6°F-0.4°NCLIMGRID
2018Oct43.3°F43.4°F-0.1°NCLIMGRID
2018Nov33.4°F32.1°F+1.4°NCLIMGRID
2018Dec26.3°F26.0°F+0.3°NCLIMGRID
2019Jan29.1°F25.3°F+3.9°NCLIMGRID
2019Feb21.5°F29.5°F-8.0°NCLIMGRID
2019Mar30.3°F33.5°F-3.1°NCLIMGRID
2019Apr40.2°F39.2°F+1.0°NCLIMGRID
2019May49.3°F46.7°F+2.5°NCLIMGRID
2019Jun54.7°F54.3°F+0.5°NCLIMGRID
2019Jul61.5°F62.0°F-0.5°NCLIMGRID
2019Aug64.5°F62.0°F+2.5°NCLIMGRID
2019Sep53.1°F53.6°F-0.5°NCLIMGRID
2019Oct37.0°F43.4°F-6.4°NCLIMGRID
2019Nov34.3°F32.1°F+2.2°NCLIMGRID
2019Dec29.6°F26.0°F+3.6°NCLIMGRID
2020Jan29.9°F25.3°F+4.6°NCLIMGRID
2020Feb28.6°F29.5°F-0.9°NCLIMGRID
2020Mar33.9°F33.5°F+0.5°NCLIMGRID
2020Apr40.7°F39.2°F+1.5°NCLIMGRID
2020May47.9°F46.7°F+1.2°NCLIMGRID
2020Jun53.0°F54.3°F-1.3°NCLIMGRID
2020Jul61.9°F62.0°F+0.0°NCLIMGRID
2020Aug63.7°F62.0°F+1.8°NCLIMGRID
2020Sep58.3°F53.6°F+4.7°NCLIMGRID
2020Oct44.3°F43.4°F+0.9°NCLIMGRID
2020Nov32.9°F32.1°F+0.8°NCLIMGRID
2020Dec29.1°F26.0°F+3.0°NCLIMGRID
2021Jan29.4°F25.3°F+4.1°NCLIMGRID
2021Feb24.6°F29.5°F-4.9°NCLIMGRID
2021Mar34.3°F33.5°F+0.8°NCLIMGRID
2021Apr41.8°F39.2°F+2.6°NCLIMGRID
2021May47.2°F46.7°F+0.5°NCLIMGRID
2021Jun61.9°F54.3°F+7.7°NCLIMGRID
2021Jul70.6°F62.0°F+8.6°NCLIMGRID
2021Aug61.9°F62.0°F+0.0°NCLIMGRID
2021Sep56.3°F53.6°F+2.8°NCLIMGRID
2021Oct44.4°F43.4°F+1.0°NCLIMGRID
2021Nov36.5°F32.1°F+4.5°NCLIMGRID
2021Dec26.2°F26.0°F+0.1°NCLIMGRID
2022Jan27.8°F25.3°F+2.5°NCLIMGRID
2022Feb27.2°F29.5°F-2.4°NCLIMGRID
2022Mar36.1°F33.5°F+2.7°NCLIMGRID
2022Apr34.7°F39.2°F-4.5°NCLIMGRID
2022May42.9°F46.7°F-3.8°NCLIMGRID
2022Jun53.5°F54.3°F-0.8°NCLIMGRID
2022Jul65.6°F62.0°F+3.7°NCLIMGRID
2022Aug67.7°F62.0°F+5.7°NCLIMGRID
2022Sep58.9°F53.6°F+5.3°NCLIMGRID
2022Oct47.8°F43.4°F+4.4°NCLIMGRID
2022Nov25.6°F32.1°F-6.4°NCLIMGRID
2022Dec23.8°F26.0°F-2.2°NCLIMGRID
2023Jan26.6°F25.3°F+1.3°NCLIMGRID
2023Feb26.9°F29.5°F-2.6°NCLIMGRID
2023Mar28.8°F33.5°F-4.7°NCLIMGRID
2023Apr37.7°F39.2°F-1.5°NCLIMGRID
2023May52.8°F46.7°F+6.1°NCLIMGRID
2023Jun55.6°F54.3°F+1.4°NCLIMGRID
2023Jul66.0°F62.0°F+4.0°NCLIMGRID
2023Aug64.4°F62.0°F+2.4°NCLIMGRID
2023Sep54.1°F53.6°F+0.5°NCLIMGRID
2023Oct45.4°F43.4°F+2.0°NCLIMGRID
2023Nov34.8°F32.1°F+2.7°NCLIMGRID
2023Dec31.8°F26.0°F+5.8°NCLIMGRID
2024Jan27.3°F25.3°F+2.0°NCLIMGRID
2024Feb32.0°F29.5°F+2.5°NCLIMGRID
2024Mar34.3°F33.5°F+0.9°NCLIMGRID
2024Apr40.7°F39.2°F+1.5°NCLIMGRID
2024May45.6°F46.7°F-1.1°NCLIMGRID
2024Jun55.3°F54.3°F+1.0°NCLIMGRID
2024Jul68.4°F62.0°F+6.4°NCLIMGRID
2024Aug63.5°F62.0°F+1.6°NCLIMGRID
2024Sep58.8°F53.6°F+5.2°NCLIMGRID
2024Oct46.7°F43.4°F+3.3°NCLIMGRID
2024Nov33.1°F32.1°F+1.0°NCLIMGRID
2024Dec32.1°F26.0°F+6.1°NCLIMGRID
2025Jan26.1°F25.3°F+0.8°NCLIMGRID
2025Feb25.5°F29.5°F-4.0°NCLIMGRID
2025Mar37.1°F33.5°F+3.6°NCLIMGRID
2025Apr41.8°F39.2°F+2.6°NCLIMGRID
2025May50.3°F46.7°F+3.6°NCLIMGRID
2025Jun58.1°F54.3°F+3.9°NCLIMGRID
2025Jul66.0°F62.0°F+4.0°NCLIMGRID
2025Aug65.1°F62.0°F+3.1°NCLIMGRID
2025Sep61.1°F53.6°F+7.6°NCLIMGRID
2025Oct43.9°F43.4°F+0.5°NCLIMGRID
2025Nov38.6°F32.1°F+6.6°NCLIMGRID
2025Dec34.3°F26.0°F+8.3°NCLIMGRID
2026Jan31.2°F25.3°F+5.9°NCLIMGRID
2026Feb33.7°F29.5°F+4.2°NCLIMGRID

Showing 1,154 of 1,154 records. = gap-filled data

This table shows raw (unsmoothed) monthly anomalies. The spiral applies a 12-month moving average to highlight long-term trends.

Methodology

Methodology How we calculate anomalies

1. Data Acquisition

We use NOAA's nClimGrid dataset, which provides homogenized temperature data on a 5km grid, for the nearest grid point with historical coverage starting from 1930.

Temperature metric: Monthly average temperature (TAVG). When TAVG is unavailable, we use (TMAX + TMIN) / 2 as a proxy.

2. Gap Filling

Some months may have missing data. We fill gaps using data from nearby weather stations (within ~200km).

10

Initial gaps

0

Filled

10

Unfillable

3. Baseline Calculation

The baseline is a 25-year window dynamically centered on the data's midpoint, requiring at least 90% coverage. If coverage is insufficient, the window shifts forward in 5-year increments until the threshold is met.

Period: 1966 – 1991 (100% coverage)

MonthBaselineYears
January25.3°F26/26
February29.5°F26/26
March33.5°F26/26
April39.2°F26/26
May46.7°F26/26
June54.3°F26/26
July62.0°F26/26
August62.0°F26/26
September53.6°F26/26
October43.4°F26/26
November32.1°F26/26
December26.0°F26/26

4. Anomaly Calculation

For each month, we calculate how far it deviates from the baseline. These are raw monthly anomalies.

Anomaly = Actual Temperature − Baseline[month]

5. Smoothing

The spiral visualization applies a 12-month centered moving average to reduce month-to-month noise and highlight multi-year warming trends. The spiral shows smoothed values, not raw anomalies.

6. Reading the Visualizations

Spiral: A 3D helix where each loop represents one year. The radius indicates the smoothed temperature anomaly, and colors range from blue (cold) to red (warm). The top view shows the annual cycle, while the side view shows time progression.

Stripes: Each stripe represents one year's average anomaly (the mean of all monthly anomalies for that year). No additional smoothing is applied; yearly aggregation naturally reduces noise.

Color scale: Color bounds are set to the 5th and 95th percentile of anomalies to avoid outlier washout, with a neutral zone of approximately ±0.1°C.

7. Data Quality Notes

Frequently Asked Questions

Is Cottonwood, Idaho getting warmer?

Based on 96+ years of NOAA temperature records, Cottonwood has warmed at a rate of approximately 0.25°F per decade. This trend is calculated from monthly temperature anomalies relative to the location's historical baseline period.

What was the warmest year on record in Cottonwood?

The warmest year on record in Cottonwood was 2015, based on average annual temperature anomaly from NOAA station data.

Where does the temperature data for Cottonwood come from?

Data comes from the nClimGrid 5km Grid Point weather station, part of NOAA's Global Historical Climatology Network. This station has recorded 96+ years of temperature observations used to build Cottonwood's climate profile.

How are the climate visualizations for Cottonwood created?

Three visualizations are generated from Cottonwood's NOAA data: a climate spiral showing monthly temperature anomalies as concentric rings (inspired by NASA), warming stripes where each vertical stripe represents one year's temperature anomaly, and a linear trend chart showing the long-term trajectory.

Can I download Cottonwood's temperature data?

Yes. The interactive data table on this page shows every monthly temperature reading in Cottonwood's record. You can filter by decade and download the complete dataset as a CSV file for your own analysis.

Wear Cottonwood's Climate Story

These visualizations are printed on demand using Cottonwood's actual NOAA data. Every purchase plants a tree.

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