Climate Change in Twin Bridges, Montana

96+ years of recorded temperature data show Twin Bridges is warming.

Based on our analysis of 96 years of temperature data near Twin Bridges, MT, this area shows a warming trend of approximately +0.2°F per decade. 9 of the last 10 years recorded above-average temperatures, and 1934 was the warmest year on record at +4.4°F above the historical baseline.

Key Climate Facts

Rate of Change

+0.2°F

per decade

Warmest Year

1934

+4.4°F anomaly

Recent Warm Years

9 / 10

above-average years

Decade Shift

+1.5°F

2020s vs 1930s

Compared to the National Average

Twin Bridges is warming at roughly the national average rate.

National: +0.20°F/decade
Twin Bridges: +0.24°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 Twin Bridges's long-term warming trend.

Temperature anomaly spiral for Twin Bridges, Montana
Climate spiral: monthly temperature anomalies from 96+ years of NOAA records for Twin Bridges, MT.

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 Twin Bridges, Montana
Warming stripes: each stripe is one year of average temperature anomaly for Twin Bridges, MT.

Temperature Trend

Annual temperature anomalies plotted over time with a linear regression trend line. The slope of +0.24°F per decade quantifies the rate of change.

Temperature trend chart for Twin Bridges, Montana
Linear trend: annual temperature anomalies with trend line for Twin Bridges, MT.

Temperature by Decade

1930s
+0.52°F
1940s
-0.39°F
1950s
-0.51°F
1960s
+0.01°F
1970s
-0.36°F
1980s
+0.20°F
1990s
+0.73°F
2000s
+1.46°F
2010s
+1.73°F
2020s
+2.24°F

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

Anomaly Scale

-6.1°F Colder Normal +6.7°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 Twin Bridges, MT. Filter by decade or download as CSV.

Data Sources & Audit

Station
nClimGrid 5km Grid Point
Distance
1.4 mi
Coverage
99.1%
Records
1,154
Range
1930-01 – 2026-02
Full Data Audit 1,154 records
YearMonthTempBaselineAnomalySourceGap
1930Jan4.2°F21.2°F-17.0°NCLIMGRID
1930Feb30.7°F26.0°F+4.7°NCLIMGRID
1930Mar28.9°F32.1°F-3.2°NCLIMGRID
1930Apr47.4°F40.1°F+7.3°NCLIMGRID
1930May49.2°F49.1°F+0.2°NCLIMGRID
1930Jun57.2°F57.5°F-0.3°NCLIMGRID
1930Jul66.7°F64.6°F+2.0°NCLIMGRID
1930Aug64.5°F62.7°F+1.8°NCLIMGRID
1930Sep54.2°F53.1°F+1.1°NCLIMGRID
1930Oct39.0°F42.8°F-3.8°NCLIMGRID
1930Nov29.3°F30.2°F-0.9°NCLIMGRID
1930Dec22.1°F21.5°F+0.6°NCLIMGRID
1931Jan26.0°F21.2°F+4.8°NCLIMGRID
1931Feb28.3°F26.0°F+2.3°NCLIMGRID
1931Mar32.4°F32.1°F+0.2°NCLIMGRID
1931Apr41.2°F40.1°F+1.1°NCLIMGRID
1931May50.6°F49.1°F+1.5°NCLIMGRID
1931Jun60.8°F57.5°F+3.3°NCLIMGRID
1931Jul66.7°F64.6°F+2.1°NCLIMGRID
1931Aug65.7°F62.7°F+3.0°NCLIMGRID
1931Sep53.9°F53.1°F+0.8°NCLIMGRID
1931Oct44.1°F42.8°F+1.4°NCLIMGRID
1931Nov26.0°F30.2°F-4.2°NCLIMGRID
1931Dec21.3°F21.5°F-0.2°NCLIMGRID
1932Jan15.8°F21.2°F-5.4°NCLIMGRID
1932Feb24.4°F26.0°F-1.6°NCLIMGRID
1932Mar25.4°F32.1°F-6.7°NCLIMGRID
1932Apr41.2°F40.1°F+1.0°NCLIMGRID
1932May50.5°F49.1°F+1.4°NCLIMGRID
1932Jun58.4°F57.5°F+0.9°NCLIMGRID
1932Jul65.0°F64.6°F+0.3°NCLIMGRID
1932Aug62.2°F62.7°F-0.5°NCLIMGRID
1932Sep53.0°F53.1°F-0.1°NCLIMGRID
1932Oct39.9°F42.8°F-2.8°NCLIMGRID
1932Nov35.2°F30.2°F+5.0°NCLIMGRID
1932Dec12.8°F21.5°F-8.7°NCLIMGRID
1933Jan20.8°F21.2°F-0.5°NCLIMGRID
1933Feb13.8°F26.0°F-12.3°NCLIMGRID
1933Mar32.4°F32.1°F+0.3°NCLIMGRID
1933Apr38.9°F40.1°F-1.3°NCLIMGRID
1933May45.8°F49.1°F-3.3°NCLIMGRID
1933Jun63.1°F57.5°F+5.6°NCLIMGRID
1933Jul68.6°F64.6°F+3.9°NCLIMGRID
1933Aug61.4°F62.7°F-1.3°NCLIMGRID
1933Sep53.3°F53.1°F+0.2°NCLIMGRID
1933Oct47.6°F42.8°F+4.9°NCLIMGRID
1933Nov35.6°F30.2°F+5.4°NCLIMGRID
1933Dec31.9°F21.5°F+10.4°NCLIMGRID
1934Jan29.4°F21.2°F+8.2°NCLIMGRID
1934Feb31.7°F26.0°F+5.6°NCLIMGRID
1934Mar40.0°F32.1°F+7.9°NCLIMGRID
1934Apr47.9°F40.1°F+7.8°NCLIMGRID
1934May57.3°F49.1°F+8.2°NCLIMGRID
1934Jun57.4°F57.5°F-0.1°NCLIMGRID
1934Jul66.7°F64.6°F+2.1°NCLIMGRID
1934Aug65.4°F62.7°F+2.7°NCLIMGRID
1934Sep50.6°F53.1°F-2.5°NCLIMGRID
1934Oct47.1°F42.8°F+4.3°NCLIMGRID
1934Nov37.3°F30.2°F+7.1°NCLIMGRID
1934Dec23.3°F21.5°F+1.7°NCLIMGRID
1935Jan22.3°F21.2°F+1.0°NCLIMGRID
1935Feb27.1°F26.0°F+1.0°NCLIMGRID
1935Mar29.6°F32.1°F-2.5°NCLIMGRID
1935Apr37.7°F40.1°F-2.4°NCLIMGRID
1935May46.7°F49.1°F-2.4°NCLIMGRID
1935Jun56.8°F57.5°F-0.7°NCLIMGRID
1935Jul66.1°F64.6°F+1.5°NCLIMGRID
1935Aug63.0°F62.7°F+0.3°NCLIMGRID
1935Sep56.7°F53.1°F+3.6°NCLIMGRID
1935Oct42.2°F42.8°F-0.6°NCLIMGRID
1935Nov25.1°F30.2°F-5.1°NCLIMGRID
1935Dec23.0°F21.5°F+1.5°NCLIMGRID
1936Jan19.9°F21.2°F-1.3°NCLIMGRID
1936Feb9.6°F26.0°F-16.4°NCLIMGRID
1936Mar30.7°F32.1°F-1.5°NCLIMGRID
1936Apr42.8°F40.1°F+2.6°NCLIMGRID
1936May56.1°F49.1°F+7.0°NCLIMGRID
1936Jun60.9°F57.5°F+3.4°NCLIMGRID
1936Jul70.5°F64.6°F+5.9°NCLIMGRID
1936Aug63.9°F62.7°F+1.2°NCLIMGRID
1936Sep53.0°F53.1°F-0.1°NCLIMGRID
1936Oct44.0°F42.8°F+1.2°NCLIMGRID
1936Nov28.4°F30.2°F-1.8°NCLIMGRID
1936Dec23.5°F21.5°F+2.0°NCLIMGRID
1937Jan0.2°F21.2°F-21.0°NCLIMGRID
1937Feb21.9°F26.0°F-4.2°NCLIMGRID
1937Mar30.1°F32.1°F-2.0°NCLIMGRID
1937Apr39.4°F40.1°F-0.8°NCLIMGRID
1937May52.8°F49.1°F+3.7°NCLIMGRID
1937Jun56.5°F57.5°F-1.1°NCLIMGRID
1937Jul66.7°F64.6°F+2.0°NCLIMGRID
1937Aug63.0°F62.7°F+0.2°NCLIMGRID
1937Sep56.5°F53.1°F+3.4°NCLIMGRID
1937Oct46.5°F42.8°F+3.7°NCLIMGRID
1937Nov32.6°F30.2°F+2.4°NCLIMGRID
1937Dec24.1°F21.5°F+2.6°NCLIMGRID
1938Jan22.0°F21.2°F+0.8°NCLIMGRID
1938Feb25.1°F26.0°F-0.9°NCLIMGRID
1938Mar30.8°F32.1°F-1.4°NCLIMGRID
1938Apr41.5°F40.1°F+1.4°NCLIMGRID
1938May47.3°F49.1°F-1.8°NCLIMGRID
1938Jun58.1°F57.5°F+0.6°NCLIMGRID
1938Jul64.0°F64.6°F-0.7°NCLIMGRID
1938Aug62.0°F62.7°F-0.7°NCLIMGRID
1938Sep59.6°F53.1°F+6.5°NCLIMGRID
1938Oct43.3°F42.8°F+0.5°NCLIMGRID
1938Nov25.0°F30.2°F-5.2°NCLIMGRID
1938Dec25.5°F21.5°F+4.0°NCLIMGRID
1939Jan25.7°F21.2°F+4.5°NCLIMGRID
1939Feb16.4°F26.0°F-9.6°NCLIMGRID
1939Mar32.3°F32.1°F+0.2°NCLIMGRID
1939Apr44.0°F40.1°F+3.9°NCLIMGRID
1939May52.5°F49.1°F+3.4°NCLIMGRID
1939Jun53.2°F57.5°F-4.3°NCLIMGRID
1939Jul65.4°F64.6°F+0.8°NCLIMGRID
1939Aug62.6°F62.7°F-0.1°NCLIMGRID
1939Sep54.9°F53.1°F+1.7°NCLIMGRID
1939Oct44.0°F42.8°F+1.2°NCLIMGRID
1939Nov36.3°F30.2°F+6.1°NCLIMGRID
1939Dec30.1°F21.5°F+8.6°NCLIMGRID
1940Jan14.8°F21.2°F-6.5°NCLIMGRID
1940Feb25.8°F26.0°F-0.3°NCLIMGRID
1940Mar36.3°F32.1°F+4.2°NCLIMGRID
1940Apr41.3°F40.1°F+1.2°NCLIMGRID
1940May53.7°F49.1°F+4.7°NCLIMGRID
1940Jun60.9°F57.5°F+3.4°NCLIMGRID
1940Jul67.4°F64.6°F+2.7°NCLIMGRID
1940Aug65.4°F62.7°F+2.7°NCLIMGRID
1940Sep56.1°F53.1°F+2.9°NCLIMGRID
1940Oct47.2°F42.8°F+4.5°NCLIMGRID
1940Nov25.6°F30.2°F-4.6°NCLIMGRID
1940Dec26.1°F21.5°F+4.6°NCLIMGRID
1941Jan24.7°F21.2°F+3.5°NCLIMGRID
1941Feb27.7°F26.0°F+1.7°NCLIMGRID
1941Mar35.2°F32.1°F+3.0°NCLIMGRID
1941Apr40.3°F40.1°F+0.2°NCLIMGRID
1941May51.3°F49.1°F+2.2°NCLIMGRID
1941Jun57.6°F57.5°F+0.1°NCLIMGRID
1941Jul65.2°F64.6°F+0.6°NCLIMGRID
1941Aug62.2°F62.7°F-0.6°NCLIMGRID
1941Sep47.8°F53.1°F-5.4°NCLIMGRID
1941Oct41.3°F42.8°F-1.4°NCLIMGRID
1941Nov33.5°F30.2°F+3.3°NCLIMGRID
1941Dec22.8°F21.5°F+1.3°NCLIMGRID
1942Jan15.0°F21.2°F-6.2°NCLIMGRID
1942Feb15.2°F26.0°F-10.9°NCLIMGRID
1942Mar27.6°F32.1°F-4.6°NCLIMGRID
1942Apr43.0°F40.1°F+2.9°NCLIMGRID
1942May44.9°F49.1°F-4.2°NCLIMGRID
1942Jun53.1°F57.5°F-4.4°NCLIMGRID
1942Jul65.4°F64.6°F+0.7°NCLIMGRID
1942Aug63.2°F62.7°F+0.5°NCLIMGRID
1942Sep54.4°F53.1°F+1.2°NCLIMGRID
1942Oct44.2°F42.8°F+1.5°NCLIMGRID
1942Nov30.3°F30.2°F+0.1°NCLIMGRID
1942Dec25.9°F21.5°F+4.4°NCLIMGRID
1943Jan15.1°F21.2°F-6.1°NCLIMGRID
1943Feb25.3°F26.0°F-0.7°NCLIMGRID
1943Mar23.6°F32.1°F-8.6°NCLIMGRID
1943Apr45.9°F40.1°F+5.7°NCLIMGRID
1943May46.5°F49.1°F-2.6°NCLIMGRID
1943Jun54.6°F57.5°F-3.0°NCLIMGRID
1943Jul65.1°F64.6°F+0.4°NCLIMGRID
1943Aug62.9°F62.7°F+0.2°NCLIMGRID
1943Sep55.8°F53.1°F+2.6°NCLIMGRID
1943Oct45.3°F42.8°F+2.5°NCLIMGRID
1943Nov33.7°F30.2°F+3.5°NCLIMGRID
1943Dec22.4°F21.5°F+0.9°NCLIMGRID
1944Jan20.8°F21.2°F-0.4°NCLIMGRID
1944Feb23.3°F26.0°F-2.7°NCLIMGRID
1944Mar27.4°F32.1°F-4.7°NCLIMGRID
1944Apr41.3°F40.1°F+1.1°NCLIMGRID
1944May50.7°F49.1°F+1.6°NCLIMGRID
1944Jun54.2°F57.5°F-3.4°NCLIMGRID
1944Jul62.2°F64.6°F-2.4°NCLIMGRID
1944Aug60.6°F62.7°F-2.1°NCLIMGRID
1944Sep54.3°F53.1°F+1.2°NCLIMGRID
1944Oct48.3°F42.8°F+5.5°NCLIMGRID
1944Nov28.7°F30.2°F-1.5°NCLIMGRID
1944Dec19.2°F21.5°F-2.3°NCLIMGRID
1945Jan24.5°F21.2°F+3.3°NCLIMGRID
1945Feb27.3°F26.0°F+1.3°NCLIMGRID
1945Mar31.5°F32.1°F-0.6°NCLIMGRID
1945Apr36.7°F40.1°F-3.4°NCLIMGRID
1945May48.5°F49.1°F-0.5°NCLIMGRID
1945Jun53.1°F57.5°F-4.4°NCLIMGRID
1945Jul65.3°F64.6°F+0.7°NCLIMGRID
1945Aug63.1°F62.7°F+0.4°NCLIMGRID
1945Sep51.4°F53.1°F-1.7°NCLIMGRID
1945Oct46.9°F42.8°F+4.1°NCLIMGRID
1945Nov29.3°F30.2°F-0.9°NCLIMGRID
1945Dec20.2°F21.5°F-1.3°NCLIMGRID
1946Jan23.3°F21.2°F+2.1°NCLIMGRID
1946Feb25.1°F26.0°F-0.9°NCLIMGRID
1946Mar35.4°F32.1°F+3.3°NCLIMGRID
1946Apr44.7°F40.1°F+4.6°NCLIMGRID
1946May46.7°F49.1°F-2.3°NCLIMGRID
1946Jun57.0°F57.5°F-0.6°NCLIMGRID
1946Jul65.5°F64.6°F+0.9°NCLIMGRID
1946Aug62.2°F62.7°F-0.6°NCLIMGRID
1946Sep51.7°F53.1°F-1.5°NCLIMGRID
1946Oct36.3°F42.8°F-6.5°NCLIMGRID
1946Nov28.3°F30.2°F-1.9°NCLIMGRID
1946Dec27.2°F21.5°F+5.7°NCLIMGRID
1947Jan17.2°F21.2°F-4.1°NCLIMGRID
1947Feb25.2°F26.0°F-0.9°NCLIMGRID
1947Mar33.6°F32.1°F+1.5°NCLIMGRID
1947Apr40.8°F40.1°F+0.6°NCLIMGRID
1947May52.6°F49.1°F+3.5°NCLIMGRID
1947Jun52.7°F57.5°F-4.9°NCLIMGRID
1947Jul66.4°F64.6°F+1.8°NCLIMGRID
1947Aug62.4°F62.7°F-0.3°NCLIMGRID
1947Sep52.8°F53.1°F-0.3°NCLIMGRID
1947Oct46.9°F42.8°F+4.2°NCLIMGRID
1947Nov26.5°F30.2°F-3.7°NCLIMGRID
1947Dec23.4°F21.5°F+1.9°NCLIMGRID
1948Jan21.2°F21.2°F+0.0°NCLIMGRID
1948Feb19.6°F26.0°F-6.4°NCLIMGRID
1948Mar23.5°F32.1°F-8.6°NCLIMGRID
1948Apr39.9°F40.1°F-0.2°NCLIMGRID
1948May50.5°F49.1°F+1.4°NCLIMGRID
1948Jun58.4°F57.5°F+0.8°NCLIMGRID
1948Jul61.1°F64.6°F-3.6°NCLIMGRID
1948Aug62.0°F62.7°F-0.8°NCLIMGRID
1948Sep54.2°F53.1°F+1.1°NCLIMGRID
1948Oct44.5°F42.8°F+1.7°NCLIMGRID
1948Nov27.6°F30.2°F-2.6°NCLIMGRID
1948Dec13.5°F21.5°F-8.0°NCLIMGRID
1949Jan2.4°F21.2°F-18.8°NCLIMGRID
1949Feb17.9°F26.0°F-8.1°NCLIMGRID
1949Mar28.6°F32.1°F-3.5°NCLIMGRID
1949Apr45.7°F40.1°F+5.6°NCLIMGRID
1949May52.6°F49.1°F+3.5°NCLIMGRID
1949Jun56.9°F57.5°F-0.6°NCLIMGRID
1949Jul64.4°F64.6°F-0.2°NCLIMGRID
1949Aug64.8°F62.7°F+2.1°NCLIMGRID
1949Sep54.3°F53.1°F+1.2°NCLIMGRID
1949Oct37.5°F42.8°F-5.2°NCLIMGRID
1949Nov40.5°F30.2°F+10.3°NCLIMGRID
1949Dec21.7°F21.5°F+0.1°NCLIMGRID
1950Jan12.8°F21.2°F-8.4°NCLIMGRID
1950Feb28.9°F26.0°F+2.8°NCLIMGRID
1950Mar28.6°F32.1°F-3.5°NCLIMGRID
1950Apr38.9°F40.1°F-1.2°NCLIMGRID
1950May45.7°F49.1°F-3.4°NCLIMGRID
1950Jun55.0°F57.5°F-2.5°NCLIMGRID
1950Jul61.7°F64.6°F-2.9°NCLIMGRID
1950Aug60.8°F62.7°F-2.0°NCLIMGRID
1950Sep51.0°F53.1°F-2.2°NCLIMGRID
1950Oct46.3°F42.8°F+3.5°NCLIMGRID
1950Nov30.2°F30.2°F+0.0°NCLIMGRID
1950Dec28.6°F21.5°F+7.1°NCLIMGRID
1951Jan15.8°F21.2°F-5.4°NCLIMGRID
1951Feb24.7°F26.0°F-1.3°NCLIMGRID
1951Mar23.4°F32.1°F-8.8°NCLIMGRID
1951Apr39.6°F40.1°F-0.5°NCLIMGRID
1951May49.9°F49.1°F+0.9°NCLIMGRID
1951Jun51.4°F57.5°F-6.1°NCLIMGRID
1951Jul65.4°F64.6°F+0.8°NCLIMGRID
1951Aug60.1°F62.7°F-2.6°NCLIMGRID
1951Sep51.5°F53.1°F-1.6°NCLIMGRID
1951Oct40.2°F42.8°F-2.6°NCLIMGRID
1951Nov29.3°F30.2°F-0.9°NCLIMGRID
1951Dec17.2°F21.5°F-4.4°NCLIMGRID
1952Jan17.0°F21.2°F-4.2°NCLIMGRID
1952Feb20.5°F26.0°F-5.6°NCLIMGRID
1952Mar23.6°F32.1°F-8.5°NCLIMGRID
1952Apr43.9°F40.1°F+3.8°NCLIMGRID
1952May50.5°F49.1°F+1.4°NCLIMGRID
1952Jun57.7°F57.5°F+0.2°NCLIMGRID
1952Jul62.7°F64.6°F-1.9°NCLIMGRID
1952Aug62.8°F62.7°F+0.1°NCLIMGRID
1952Sep57.3°F53.1°F+4.1°NCLIMGRID
1952Oct47.6°F42.8°F+4.8°NCLIMGRID
1952Nov24.2°F30.2°F-6.0°NCLIMGRID
1952Dec22.5°F21.5°F+1.0°NCLIMGRID
1953Jan32.4°F21.2°F+11.2°NCLIMGRID
1953Feb25.4°F26.0°F-0.6°NCLIMGRID
1953Mar33.4°F32.1°F+1.2°NCLIMGRID
1953Apr37.0°F40.1°F-3.2°NCLIMGRID
1953May45.1°F49.1°F-4.0°NCLIMGRID
1953Jun55.7°F57.5°F-1.8°NCLIMGRID
1953Jul66.9°F64.6°F+2.3°NCLIMGRID
1953Aug63.2°F62.7°F+0.5°NCLIMGRID
1953Sep57.3°F53.1°F+4.2°NCLIMGRID
1953Oct46.9°F42.8°F+4.2°NCLIMGRID
1953Nov35.7°F30.2°F+5.5°NCLIMGRID
1953Dec26.8°F21.5°F+5.3°NCLIMGRID
1954Jan21.4°F21.2°F+0.2°NCLIMGRID
1954Feb33.1°F26.0°F+7.1°NCLIMGRID
1954Mar25.6°F32.1°F-6.5°NCLIMGRID
1954Apr42.1°F40.1°F+2.0°NCLIMGRID
1954May50.5°F49.1°F+1.4°NCLIMGRID
1954Jun53.1°F57.5°F-4.4°NCLIMGRID
1954Jul67.4°F64.6°F+2.7°NCLIMGRID
1954Aug60.3°F62.7°F-2.4°NCLIMGRID
1954Sep53.9°F53.1°F+0.8°NCLIMGRID
1954Oct41.8°F42.8°F-0.9°NCLIMGRID
1954Nov38.4°F30.2°F+8.2°NCLIMGRID
1954Dec21.7°F21.5°F+0.2°NCLIMGRID
1955Jan16.2°F21.2°F-5.0°NCLIMGRID
1955Feb17.6°F26.0°F-8.5°NCLIMGRID
1955Mar23.2°F32.1°F-9.0°NCLIMGRID
1955Apr35.7°F40.1°F-4.5°NCLIMGRID
1955May47.6°F49.1°F-1.5°NCLIMGRID
1955Jun55.7°F57.5°F-1.9°NCLIMGRID
1955Jul63.2°F64.6°F-1.4°NCLIMGRID
1955Aug65.7°F62.7°F+2.9°NCLIMGRID
1955Sep53.1°F53.1°F+0.0°NCLIMGRID
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1984Mar34.4°F32.1°F+2.3°NCLIMGRID
1984Apr38.2°F40.1°F-1.9°NCLIMGRID
1984May49.7°F49.1°F+0.6°NCLIMGRID
1984Jun54.8°F57.5°F-2.8°NCLIMGRID
1984Jul65.1°F64.6°F+0.4°NCLIMGRID
1984Aug64.5°F62.7°F+1.8°NCLIMGRID
1984Sep49.6°F53.1°F-3.6°NCLIMGRID
1984Oct39.0°F42.8°F-3.8°NCLIMGRID
1984Nov30.8°F30.2°F+0.6°NCLIMGRID
1984Dec16.9°F21.5°F-4.6°NCLIMGRID
1985Jan17.2°F21.2°F-4.0°NCLIMGRID
1985Feb19.9°F26.0°F-6.1°NCLIMGRID
1985Mar29.4°F32.1°F-2.7°NCLIMGRID
1985Apr44.0°F40.1°F+3.9°NCLIMGRID
1985May51.9°F49.1°F+2.8°NCLIMGRID
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1985Jul67.9°F64.6°F+3.3°NCLIMGRID
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1985Nov17.2°F30.2°F-13.0°NCLIMGRID
1985Dec18.0°F21.5°F-3.5°NCLIMGRID
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1986Feb27.6°F26.0°F+1.6°NCLIMGRID
1986Mar40.6°F32.1°F+8.5°NCLIMGRID
1986Apr40.9°F40.1°F+0.7°NCLIMGRID
1986May49.7°F49.1°F+0.6°NCLIMGRID
1986Jun62.3°F57.5°F+4.7°NCLIMGRID
1986Jul61.0°F64.6°F-3.6°NCLIMGRID
1986Aug64.3°F62.7°F+1.6°NCLIMGRID
1986Sep48.1°F53.1°F-5.0°NCLIMGRID
1986Oct43.2°F42.8°F+0.5°NCLIMGRID
1986Nov29.9°F30.2°F-0.3°NCLIMGRID
1986Dec21.2°F21.5°F-0.3°NCLIMGRID
1987Jan21.7°F21.2°F+0.5°NCLIMGRID
1987Feb28.7°F26.0°F+2.7°NCLIMGRID
1987Mar34.7°F32.1°F+2.6°NCLIMGRID
1987Apr47.0°F40.1°F+6.8°NCLIMGRID
1987May52.6°F49.1°F+3.5°NCLIMGRID
1987Jun59.6°F57.5°F+2.1°NCLIMGRID
1987Jul61.2°F64.6°F-3.4°NCLIMGRID
1987Aug58.6°F62.7°F-4.2°NCLIMGRID
1987Sep56.1°F53.1°F+2.9°NCLIMGRID
1987Oct44.2°F42.8°F+1.4°NCLIMGRID
1987Nov32.9°F30.2°F+2.7°NCLIMGRID
1987Dec22.2°F21.5°F+0.7°NCLIMGRID
1988Jan19.6°F21.2°F-1.6°NCLIMGRID
1988Feb29.9°F26.0°F+3.9°NCLIMGRID
1988Mar32.9°F32.1°F+0.8°NCLIMGRID
1988Apr44.2°F40.1°F+4.1°NCLIMGRID
1988May51.6°F49.1°F+2.5°NCLIMGRID
1988Jun63.6°F57.5°F+6.0°NCLIMGRID
1988Jul67.3°F64.6°F+2.6°NCLIMGRID
1988Aug62.9°F62.7°F+0.1°NCLIMGRID
1988Sep52.8°F53.1°F-0.4°NCLIMGRID
1988Oct48.7°F42.8°F+5.9°NCLIMGRID
1988Nov29.8°F30.2°F-0.4°NCLIMGRID
1988Dec21.8°F21.5°F+0.3°NCLIMGRID
1989Jan21.7°F21.2°F+0.4°NCLIMGRID
1989Feb10.1°F26.0°F-15.9°NCLIMGRID
1989Mar31.1°F32.1°F-1.0°NCLIMGRID
1989Apr42.0°F40.1°F+1.9°NCLIMGRID
1989May48.3°F49.1°F-0.8°NCLIMGRID
1989Jun58.6°F57.5°F+1.0°NCLIMGRID
1989Jul67.6°F64.6°F+3.0°NCLIMGRID
1989Aug60.5°F62.7°F-2.2°NCLIMGRID
1989Sep53.7°F53.1°F+0.5°NCLIMGRID
1989Oct42.4°F42.8°F-0.4°NCLIMGRID
1989Nov35.5°F30.2°F+5.3°NCLIMGRID
1989Dec24.0°F21.5°F+2.5°NCLIMGRID
1990Jan26.9°F21.2°F+5.7°NCLIMGRID
1990Feb25.9°F26.0°F-0.2°NCLIMGRID
1990Mar33.2°F32.1°F+1.1°NCLIMGRID
1990Apr44.3°F40.1°F+4.2°NCLIMGRID
1990May47.5°F49.1°F-1.6°NCLIMGRID
1990Jun57.5°F57.5°F+0.0°NCLIMGRID
1990Jul65.1°F64.6°F+0.5°NCLIMGRID
1990Aug63.0°F62.7°F+0.3°NCLIMGRID
1990Sep59.1°F53.1°F+6.0°NCLIMGRID
1990Oct43.3°F42.8°F+0.5°NCLIMGRID
1990Nov35.3°F30.2°F+5.1°NCLIMGRID
1990Dec12.6°F21.5°F-8.9°NCLIMGRID
1991Jan21.0°F21.2°F-0.2°NCLIMGRID
1991Feb34.1°F26.0°F+8.1°NCLIMGRID
1991Mar31.8°F32.1°F-0.4°NCLIMGRID
1991Apr39.0°F40.1°F-1.1°NCLIMGRID
1991May47.4°F49.1°F-1.7°NCLIMGRID
1991Jun56.3°F57.5°F-1.3°NCLIMGRID
1991Jul66.5°F64.6°F+1.8°NCLIMGRID
1991Aug67.2°F62.7°F+4.5°NCLIMGRID
1991Sep55.7°F53.1°F+2.6°NCLIMGRID
1991Oct41.7°F42.8°F-1.0°NCLIMGRID
1991Nov27.5°F30.2°F-2.7°NCLIMGRID
1991Dec25.3°F21.5°F+3.8°NCLIMGRID
1992Jan25.3°F21.2°F+4.1°NCLIMGRID
1992Feb32.4°F26.0°F+6.4°NCLIMGRID
1992Mar40.6°F32.1°F+8.5°NCLIMGRID
1992Apr44.8°F40.1°F+4.6°NCLIMGRID
1992May54.3°F49.1°F+5.2°NCLIMGRID
1992Jun60.0°F57.5°F+2.4°NCLIMGRID
1992Jul60.6°F64.6°F-4.0°NCLIMGRID
1992Aug62.0°F62.7°F-0.7°NCLIMGRID
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1992Nov28.4°F30.2°F-1.8°NCLIMGRID
1992Dec16.3°F21.5°F-5.2°NCLIMGRID
1993Jan16.2°F21.2°F-5.0°NCLIMGRID
1993Feb16.2°F26.0°F-9.8°NCLIMGRID
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1993Apr40.2°F40.1°F+0.1°NCLIMGRID
1993May53.1°F49.1°F+4.0°NCLIMGRID
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1993Jul56.5°F64.6°F-8.2°NCLIMGRID
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1993Oct43.4°F42.8°F+0.7°NCLIMGRID
1993Nov25.5°F30.2°F-4.7°NCLIMGRID
1993Dec26.0°F21.5°F+4.5°NCLIMGRID
1994Jan29.5°F21.2°F+8.3°NCLIMGRID
1994Feb22.3°F26.0°F-3.7°NCLIMGRID
1994Mar35.7°F32.1°F+3.6°NCLIMGRID
1994Apr42.6°F40.1°F+2.5°NCLIMGRID
1994May53.4°F49.1°F+4.3°NCLIMGRID
1994Jun58.0°F57.5°F+0.5°NCLIMGRID
1994Jul64.2°F64.6°F-0.4°NCLIMGRID
1994Aug65.1°F62.7°F+2.4°NCLIMGRID
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1994Nov26.2°F30.2°F-4.1°NCLIMGRID
1994Dec23.1°F21.5°F+1.6°NCLIMGRID
1995Jan21.2°F21.2°F+0.0°NCLIMGRID
1995Feb30.0°F26.0°F+3.9°NCLIMGRID
1995Mar31.5°F32.1°F-0.6°NCLIMGRID
1995Apr39.2°F40.1°F-0.9°NCLIMGRID
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1995Jun54.9°F57.5°F-2.6°NCLIMGRID
1995Jul63.8°F64.6°F-0.8°NCLIMGRID
1995Aug63.2°F62.7°F+0.5°NCLIMGRID
1995Sep53.9°F53.1°F+0.7°NCLIMGRID
1995Oct41.6°F42.8°F-1.1°NCLIMGRID
1995Nov36.3°F30.2°F+6.1°NCLIMGRID
1995Dec25.2°F21.5°F+3.7°NCLIMGRID
1996Jan19.8°F21.2°F-1.5°NCLIMGRID
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1996Mar28.8°F32.1°F-3.3°NCLIMGRID
1996Apr41.7°F40.1°F+1.6°NCLIMGRID
1996May46.3°F49.1°F-2.7°NCLIMGRID
1996Jun59.5°F57.5°F+2.0°NCLIMGRID
1996Jul66.2°F64.6°F+1.6°NCLIMGRID
1996Aug64.0°F62.7°F+1.3°NCLIMGRID
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1996Oct42.5°F42.8°F-0.3°NCLIMGRID
1996Nov29.3°F30.2°F-0.9°NCLIMGRID
1996Dec22.9°F21.5°F+1.4°NCLIMGRID
1997Jan21.3°F21.2°F+0.1°NCLIMGRID
1997Feb26.4°F26.0°F+0.4°NCLIMGRID
1997Mar35.4°F32.1°F+3.3°NCLIMGRID
1997Apr36.1°F40.1°F-4.0°NCLIMGRID
1997May51.3°F49.1°F+2.2°NCLIMGRID
1997Jun58.0°F57.5°F+0.5°NCLIMGRID
1997Jul63.1°F64.6°F-1.6°NCLIMGRID
1997Aug62.7°F62.7°F+0.0°NCLIMGRID
1997Sep56.7°F53.1°F+3.6°NCLIMGRID
1997Oct42.4°F42.8°F-0.4°NCLIMGRID
1997Nov31.6°F30.2°F+1.4°NCLIMGRID
1997Dec20.9°F21.5°F-0.6°NCLIMGRID
1998Jan22.9°F21.2°F+1.7°NCLIMGRID
1998Feb25.8°F26.0°F-0.2°NCLIMGRID
1998Mar31.9°F32.1°F-0.3°NCLIMGRID
1998Apr41.4°F40.1°F+1.3°NCLIMGRID
1998May50.4°F49.1°F+1.3°NCLIMGRID
1998Jun52.4°F57.5°F-5.2°NCLIMGRID
1998Jul67.3°F64.6°F+2.6°NCLIMGRID
1998Aug65.9°F62.7°F+3.2°NCLIMGRID
1998Sep59.2°F53.1°F+6.1°NCLIMGRID
1998Oct42.7°F42.8°F+0.0°NCLIMGRID
1998Nov34.6°F30.2°F+4.4°NCLIMGRID
1998Dec20.0°F21.5°F-1.5°NCLIMGRID
1999Jan26.1°F21.2°F+4.9°NCLIMGRID
1999Feb28.3°F26.0°F+2.2°NCLIMGRID
1999Mar34.2°F32.1°F+2.1°NCLIMGRID
1999Apr38.3°F40.1°F-1.8°NCLIMGRID
1999May47.5°F49.1°F-1.6°NCLIMGRID
1999Jun55.0°F57.5°F-2.6°NCLIMGRID
1999Jul62.8°F64.6°F-1.9°NCLIMGRID
1999Aug64.8°F62.7°F+2.0°NCLIMGRID
1999Sep52.1°F53.1°F-1.1°NCLIMGRID
1999Oct46.9°F42.8°F+4.1°NCLIMGRID
1999Nov39.3°F30.2°F+9.1°NCLIMGRID
1999Dec26.9°F21.5°F+5.4°NCLIMGRID
2000Jan24.9°F21.2°F+3.6°NCLIMGRID
2000Feb31.7°F26.0°F+5.7°NCLIMGRID
2000Mar34.9°F32.1°F+2.7°NCLIMGRID
2000Apr45.2°F40.1°F+5.1°NCLIMGRID
2000May50.9°F49.1°F+1.8°NCLIMGRID
2000Jun59.1°F57.5°F+1.5°NCLIMGRID
2000Jul66.0°F64.6°F+1.3°NCLIMGRID
2000Aug65.9°F62.7°F+3.2°NCLIMGRID
2000Sep53.9°F53.1°F+0.8°NCLIMGRID
2000Oct42.7°F42.8°F+0.0°NCLIMGRID
2000Nov20.4°F30.2°F-9.8°NCLIMGRID
2000Dec21.3°F21.5°F-0.2°NCLIMGRID
2001Jan23.0°F21.2°F+1.8°NCLIMGRID
2001Feb22.1°F26.0°F-3.9°NCLIMGRID
2001Mar36.4°F32.1°F+4.3°NCLIMGRID
2001Apr40.8°F40.1°F+0.7°NCLIMGRID
2001May52.2°F49.1°F+3.1°NCLIMGRID
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2001Dec22.0°F21.5°F+0.5°NCLIMGRID
2002Jan23.0°F21.2°F+1.7°NCLIMGRID
2002Feb24.7°F26.0°F-1.4°NCLIMGRID
2002Mar27.0°F32.1°F-5.1°NCLIMGRID
2002Apr40.1°F40.1°F-0.1°NCLIMGRID
2002May49.0°F49.1°F-0.1°NCLIMGRID
2002Jun58.5°F57.5°F+0.9°NCLIMGRID
2002Jul67.9°F64.6°F+3.3°NCLIMGRID
2002Aug60.2°F62.7°F-2.5°NCLIMGRID
2002Sep54.8°F53.1°F+1.7°NCLIMGRID
2002Oct38.5°F42.8°F-4.2°NCLIMGRID
2002Nov31.2°F30.2°F+1.0°NCLIMGRID
2002Dec27.3°F21.5°F+5.8°NCLIMGRID
2003Jan29.8°F21.2°F+8.6°NCLIMGRID
2003Feb22.6°F26.0°F-3.4°NCLIMGRID
2003Mar35.1°F32.1°F+3.0°NCLIMGRID
2003Apr42.0°F40.1°F+1.8°NCLIMGRID
2003May50.5°F49.1°F+1.4°NCLIMGRID
2003Jun57.8°F57.5°F+0.3°NCLIMGRID
2003Jul69.6°F64.6°F+4.9°NCLIMGRID
2003Aug67.6°F62.7°F+4.9°NCLIMGRID
2003Sep55.3°F53.1°F+2.2°NCLIMGRID
2003Oct47.3°F42.8°F+4.6°NCLIMGRID
2003Nov26.8°F30.2°F-3.4°NCLIMGRID
2003Dec25.5°F21.5°F+4.0°NCLIMGRID
2004Jan21.3°F21.2°F+0.1°NCLIMGRID
2004Feb26.9°F26.0°F+0.9°NCLIMGRID
2004Mar40.0°F32.1°F+7.9°NCLIMGRID
2004Apr43.7°F40.1°F+3.5°NCLIMGRID
2004May49.4°F49.1°F+0.3°NCLIMGRID
2004Jun57.1°F57.5°F-0.5°NCLIMGRID
2004Jul65.2°F64.6°F+0.6°NCLIMGRID
2004Aug61.7°F62.7°F-1.1°NCLIMGRID
2004Sep53.5°F53.1°F+0.4°NCLIMGRID
2004Oct44.6°F42.8°F+1.8°NCLIMGRID
2004Nov32.8°F30.2°F+2.6°NCLIMGRID
2004Dec28.1°F21.5°F+6.6°NCLIMGRID
2005Jan23.4°F21.2°F+2.2°NCLIMGRID
2005Feb29.4°F26.0°F+3.4°NCLIMGRID
2005Mar35.1°F32.1°F+3.0°NCLIMGRID
2005Apr41.3°F40.1°F+1.2°NCLIMGRID
2005May49.6°F49.1°F+0.5°NCLIMGRID
2005Jun55.2°F57.5°F-2.3°NCLIMGRID
2005Jul66.1°F64.6°F+1.4°NCLIMGRID
2005Aug63.0°F62.7°F+0.3°NCLIMGRID
2005Sep54.1°F53.1°F+1.0°NCLIMGRID
2005Oct46.2°F42.8°F+3.5°NCLIMGRID
2005Nov32.6°F30.2°F+2.4°NCLIMGRID
2005Dec21.2°F21.5°F-0.3°NCLIMGRID
2006Jan29.7°F21.2°F+8.5°NCLIMGRID
2006Feb24.9°F26.0°F-1.2°NCLIMGRID
2006Mar32.1°F32.1°F+0.0°NCLIMGRID
2006Apr44.0°F40.1°F+3.8°NCLIMGRID
2006May51.6°F49.1°F+2.5°NCLIMGRID
2006Jun60.3°F57.5°F+2.8°NCLIMGRID
2006Jul69.0°F64.6°F+4.4°NCLIMGRID
2006Aug63.0°F62.7°F+0.3°NCLIMGRID
2006Sep53.7°F53.1°F+0.6°NCLIMGRID
2006Oct42.3°F42.8°F-0.5°NCLIMGRID
2006Nov33.4°F30.2°F+3.2°NCLIMGRID
2006Dec25.3°F21.5°F+3.8°NCLIMGRID
2007Jan20.6°F21.2°F-0.6°NCLIMGRID
2007Feb28.1°F26.0°F+2.1°NCLIMGRID
2007Mar38.8°F32.1°F+6.7°NCLIMGRID
2007Apr42.9°F40.1°F+2.8°NCLIMGRID
2007May51.1°F49.1°F+2.0°NCLIMGRID
2007Jun59.6°F57.5°F+2.1°NCLIMGRID
2007Jul71.5°F64.6°F+6.9°NCLIMGRID
2007Aug64.0°F62.7°F+1.3°NCLIMGRID
2007Sep53.8°F53.1°F+0.6°NCLIMGRID
2007Oct43.1°F42.8°F+0.3°NCLIMGRID
2007Nov32.6°F30.2°F+2.4°NCLIMGRID
2007Dec23.0°F21.5°F+1.5°NCLIMGRID
2008Jan19.5°F21.2°F-1.8°NCLIMGRID
2008Feb28.5°F26.0°F+2.5°NCLIMGRID
2008Mar31.6°F32.1°F-0.5°NCLIMGRID
2008Apr36.9°F40.1°F-3.3°NCLIMGRID
2008May49.3°F49.1°F+0.2°NCLIMGRID
2008Jun56.3°F57.5°F-1.2°NCLIMGRID
2008Jul65.7°F64.6°F+1.0°NCLIMGRID
2008Aug63.8°F62.7°F+1.0°NCLIMGRID
2008Sep53.3°F53.1°F+0.2°NCLIMGRID
2008Oct44.3°F42.8°F+1.5°NCLIMGRID
2008Nov37.2°F30.2°F+7.0°NCLIMGRID
2008Dec18.1°F21.5°F-3.4°NCLIMGRID
2009Jan26.5°F21.2°F+5.3°NCLIMGRID
2009Feb29.5°F26.0°F+3.5°NCLIMGRID
2009Mar30.4°F32.1°F-1.7°NCLIMGRID
2009Apr39.8°F40.1°F-0.4°NCLIMGRID
2009May51.0°F49.1°F+2.0°NCLIMGRID
2009Jun55.7°F57.5°F-1.8°NCLIMGRID
2009Jul64.0°F64.6°F-0.6°NCLIMGRID
2009Aug62.9°F62.7°F+0.2°NCLIMGRID
2009Sep59.0°F53.1°F+5.8°NCLIMGRID
2009Oct37.8°F42.8°F-5.0°NCLIMGRID
2009Nov32.7°F30.2°F+2.5°NCLIMGRID
2009Dec16.4°F21.5°F-5.1°NCLIMGRID
2010Jan25.4°F21.2°F+4.2°NCLIMGRID
2010Feb27.1°F26.0°F+1.1°NCLIMGRID
2010Mar36.2°F32.1°F+4.1°NCLIMGRID
2010Apr40.9°F40.1°F+0.8°NCLIMGRID
2010May44.6°F49.1°F-4.5°NCLIMGRID
2010Jun56.2°F57.5°F-1.4°NCLIMGRID
2010Jul62.9°F64.6°F-1.8°NCLIMGRID
2010Aug61.4°F62.7°F-1.3°NCLIMGRID
2010Sep55.5°F53.1°F+2.3°NCLIMGRID
2010Oct47.9°F42.8°F+5.2°NCLIMGRID
2010Nov27.5°F30.2°F-2.7°NCLIMGRID
2010Dec21.7°F21.5°F+0.2°NCLIMGRID
2011Jan24.5°F21.2°F+3.3°NCLIMGRID
2011Feb21.3°F26.0°F-4.7°NCLIMGRID
2011Mar34.6°F32.1°F+2.4°NCLIMGRID
2011Apr36.7°F40.1°F-3.4°NCLIMGRID
2011May46.9°F49.1°F-2.2°NCLIMGRID
2011Jun55.5°F57.5°F-2.0°NCLIMGRID
2011Jul65.0°F64.6°F+0.4°NCLIMGRID
2011Aug64.9°F62.7°F+2.2°NCLIMGRID
2011Sep58.0°F53.1°F+4.9°NCLIMGRID
2011Oct45.8°F42.8°F+3.1°NCLIMGRID
2011Nov29.6°F30.2°F-0.6°NCLIMGRID
2011Dec24.3°F21.5°F+2.8°NCLIMGRID
2012Jan28.7°F21.2°F+7.5°NCLIMGRID
2012Feb26.2°F26.0°F+0.2°NCLIMGRID
2012Mar39.1°F32.1°F+6.9°NCLIMGRID
2012Apr45.1°F40.1°F+4.9°NCLIMGRID
2012May49.0°F49.1°F-0.1°NCLIMGRID
2012Jun58.8°F57.5°F+1.3°NCLIMGRID
2012Jul68.5°F64.6°F+3.8°NCLIMGRID
2012Aug65.6°F62.7°F+2.9°NCLIMGRID
2012Sep58.0°F53.1°F+4.8°NCLIMGRID
2012Oct43.0°F42.8°F+0.2°NCLIMGRID
2012Nov34.4°F30.2°F+4.2°NCLIMGRID
2012Dec22.8°F21.5°F+1.3°NCLIMGRID
2013Jan21.7°F21.2°F+0.5°NCLIMGRID
2013Feb28.3°F26.0°F+2.3°NCLIMGRID
2013Mar34.7°F32.1°F+2.6°NCLIMGRID
2013Apr39.3°F40.1°F-0.9°NCLIMGRID
2013May51.7°F49.1°F+2.6°NCLIMGRID
2013Jun59.3°F57.5°F+1.8°NCLIMGRID
2013Jul68.8°F64.6°F+4.2°NCLIMGRID
2013Aug66.5°F62.7°F+3.8°NCLIMGRID
2013Sep56.1°F53.1°F+2.9°NCLIMGRID
2013Oct40.8°F42.8°F-2.0°NCLIMGRID
2013Nov34.1°F30.2°F+3.8°NCLIMGRID
2013Dec20.8°F21.5°F-0.7°NCLIMGRID
2014Jan28.8°F21.2°F+7.6°NCLIMGRID
2014Feb17.9°F26.0°F-8.1°NCLIMGRID
2014Mar34.7°F32.1°F+2.6°NCLIMGRID
2014Apr42.3°F40.1°F+2.2°NCLIMGRID
2014May51.8°F49.1°F+2.7°NCLIMGRID
2014Jun56.5°F57.5°F-1.1°NCLIMGRID
2014Jul67.8°F64.6°F+3.2°NCLIMGRID
2014Aug63.6°F62.7°F+0.9°NCLIMGRID
2014Sep55.3°F53.1°F+2.2°NCLIMGRID
2014Oct48.9°F42.8°F+6.1°NCLIMGRID
2014Nov28.3°F30.2°F-1.9°NCLIMGRID
2014Dec26.4°F21.5°F+4.9°NCLIMGRID
2015Jan30.2°F21.2°F+8.9°NCLIMGRID
2015Feb33.0°F26.0°F+7.0°NCLIMGRID
2015Mar40.7°F32.1°F+8.6°NCLIMGRID
2015Apr42.1°F40.1°F+1.9°NCLIMGRID
2015May51.2°F49.1°F+2.1°NCLIMGRID
2015Jun64.4°F57.5°F+6.9°NCLIMGRID
2015Jul65.2°F64.6°F+0.6°NCLIMGRID
2015Aug65.5°F62.7°F+2.8°NCLIMGRID
2015Sep57.6°F53.1°F+4.5°NCLIMGRID
2015Oct50.0°F42.8°F+7.2°NCLIMGRID
2015Nov28.0°F30.2°F-2.2°NCLIMGRID
2015Dec22.0°F21.5°F+0.5°NCLIMGRID
2016Jan23.7°F21.2°F+2.5°NCLIMGRID
2016Feb32.7°F26.0°F+6.6°NCLIMGRID
2016Mar36.8°F32.1°F+4.6°NCLIMGRID
2016Apr45.7°F40.1°F+5.5°NCLIMGRID
2016May50.0°F49.1°F+0.9°NCLIMGRID
2016Jun61.9°F57.5°F+4.4°NCLIMGRID
2016Jul64.7°F64.6°F+0.1°NCLIMGRID
2016Aug63.4°F62.7°F+0.7°NCLIMGRID
2016Sep54.3°F53.1°F+1.2°NCLIMGRID
2016Oct46.0°F42.8°F+3.2°NCLIMGRID
2016Nov38.8°F30.2°F+8.5°NCLIMGRID
2016Dec15.9°F21.5°F-5.6°NCLIMGRID
2017Jan16.0°F21.2°F-5.2°NCLIMGRID
2017Feb28.9°F26.0°F+2.9°NCLIMGRID
2017Mar40.4°F32.1°F+8.3°NCLIMGRID
2017Apr42.2°F40.1°F+2.1°NCLIMGRID
2017May51.6°F49.1°F+2.5°NCLIMGRID
2017Jun59.7°F57.5°F+2.1°NCLIMGRID
2017Jul69.3°F64.6°F+4.7°NCLIMGRID
2017Aug65.7°F62.7°F+3.0°NCLIMGRID
2017Sep53.6°F53.1°F+0.5°NCLIMGRID
2017Oct42.1°F42.8°F-0.7°NCLIMGRID
2017Nov33.2°F30.2°F+3.0°NCLIMGRID
2017Dec23.2°F21.5°F+1.7°NCLIMGRID
2018Jan28.4°F21.2°F+7.2°NCLIMGRID
2018Feb21.0°F26.0°F-5.0°NCLIMGRID
2018Mar33.0°F32.1°F+0.9°NCLIMGRID
2018Apr41.4°F40.1°F+1.3°NCLIMGRID
2018May54.3°F49.1°F+5.2°NCLIMGRID
2018Jun58.2°F57.5°F+0.7°NCLIMGRID
2018Jul67.1°F64.6°F+2.4°NCLIMGRID
2018Aug63.6°F62.7°F+0.9°NCLIMGRID
2018Sep54.5°F53.1°F+1.4°NCLIMGRID
2018Oct43.4°F42.8°F+0.7°NCLIMGRID
2018Nov32.2°F30.2°F+2.0°NCLIMGRID
2018Dec22.6°F21.5°F+1.1°NCLIMGRID
2019Jan26.0°F21.2°F+4.8°NCLIMGRID
2019Feb14.6°F26.0°F-11.4°NCLIMGRID
2019Mar26.2°F32.1°F-6.0°NCLIMGRID
2019Apr42.9°F40.1°F+2.8°NCLIMGRID
2019May49.4°F49.1°F+0.3°NCLIMGRID
2019Jun57.3°F57.5°F-0.3°NCLIMGRID
2019Jul64.6°F64.6°F+0.0°NCLIMGRID
2019Aug64.0°F62.7°F+1.3°NCLIMGRID
2019Sep54.8°F53.1°F+1.7°NCLIMGRID
2019Oct35.2°F42.8°F-7.6°NCLIMGRID
2019Nov31.5°F30.2°F+1.3°NCLIMGRID
2019Dec24.8°F21.5°F+3.3°NCLIMGRID
2020Jan25.9°F21.2°F+4.7°NCLIMGRID
2020Feb26.0°F26.0°F+0.0°NCLIMGRID
2020Mar32.6°F32.1°F+0.5°NCLIMGRID
2020Apr40.4°F40.1°F+0.2°NCLIMGRID
2020May51.1°F49.1°F+2.0°NCLIMGRID
2020Jun57.5°F57.5°F-0.1°NCLIMGRID
2020Jul64.5°F64.6°F-0.1°NCLIMGRID
2020Aug66.4°F62.7°F+3.7°NCLIMGRID
2020Sep56.8°F53.1°F+3.7°NCLIMGRID
2020Oct42.7°F42.8°F+0.0°NCLIMGRID
2020Nov32.2°F30.2°F+2.0°NCLIMGRID
2020Dec26.5°F21.5°F+5.0°NCLIMGRID
2021Jan26.2°F21.2°F+5.0°NCLIMGRID
2021Feb18.2°F26.0°F-7.8°NCLIMGRID
2021Mar35.2°F32.1°F+3.0°NCLIMGRID
2021Apr40.7°F40.1°F+0.6°NCLIMGRID
2021May48.3°F49.1°F-0.7°NCLIMGRID
2021Jun65.2°F57.5°F+7.6°NCLIMGRID
2021Jul70.5°F64.6°F+5.9°NCLIMGRID
2021Aug63.4°F62.7°F+0.7°NCLIMGRID
2021Sep57.2°F53.1°F+4.1°NCLIMGRID
2021Oct45.0°F42.8°F+2.3°NCLIMGRID
2021Nov37.8°F30.2°F+7.6°NCLIMGRID
2021Dec26.5°F21.5°F+5.0°NCLIMGRID
2022Jan23.8°F21.2°F+2.6°NCLIMGRID
2022Feb25.5°F26.0°F-0.6°NCLIMGRID
2022Mar35.5°F32.1°F+3.4°NCLIMGRID
2022Apr34.8°F40.1°F-5.4°NCLIMGRID
2022May47.4°F49.1°F-1.7°NCLIMGRID
2022Jun57.8°F57.5°F+0.3°NCLIMGRID
2022Jul67.5°F64.6°F+2.9°NCLIMGRID
2022Aug68.7°F62.7°F+6.0°NCLIMGRID
2022Sep59.7°F53.1°F+6.6°NCLIMGRID
2022Oct47.1°F42.8°F+4.3°NCLIMGRID
2022Nov22.1°F30.2°F-8.1°NCLIMGRID
2022Dec20.4°F21.5°F-1.1°NCLIMGRID
2023Jan19.7°F21.2°F-1.5°NCLIMGRID
2023Feb22.2°F26.0°F-3.8°NCLIMGRID
2023Mar26.6°F32.1°F-5.5°NCLIMGRID
2023Apr38.8°F40.1°F-1.3°NCLIMGRID
2023May54.2°F49.1°F+5.1°NCLIMGRID
2023Jun57.1°F57.5°F-0.4°NCLIMGRID
2023Jul66.3°F64.6°F+1.7°NCLIMGRID
2023Aug65.1°F62.7°F+2.4°NCLIMGRID
2023Sep56.1°F53.1°F+3.0°NCLIMGRID
2023Oct43.6°F42.8°F+0.8°NCLIMGRID
2023Nov35.4°F30.2°F+5.2°NCLIMGRID
2023Dec29.4°F21.5°F+7.9°NCLIMGRID
2024Jan21.3°F21.2°F+0.0°NCLIMGRID
2024Feb26.8°F26.0°F+0.8°NCLIMGRID
2024Mar33.7°F32.1°F+1.6°NCLIMGRID
2024Apr43.3°F40.1°F+3.1°NCLIMGRID
2024May47.9°F49.1°F-1.2°NCLIMGRID
2024Jun60.2°F57.5°F+2.6°NCLIMGRID
2024Jul68.2°F64.6°F+3.6°NCLIMGRID
2024Aug64.3°F62.7°F+1.6°NCLIMGRID
2024Sep59.1°F53.1°F+6.0°NCLIMGRID
2024Oct48.4°F42.8°F+5.7°NCLIMGRID
2024Nov32.1°F30.2°F+1.9°NCLIMGRID
2024Dec31.2°F21.5°F+9.7°NCLIMGRID
2025Jan18.9°F21.2°F-2.3°NCLIMGRID
2025Feb19.5°F26.0°F-6.5°NCLIMGRID
2025Mar38.2°F32.1°F+6.1°NCLIMGRID
2025Apr41.8°F40.1°F+1.7°NCLIMGRID
2025May51.6°F49.1°F+2.5°NCLIMGRID
2025Jun59.0°F57.5°F+1.5°NCLIMGRID
2025Jul66.1°F64.6°F+1.5°NCLIMGRID
2025Aug64.7°F62.7°F+2.0°NCLIMGRID
2025Sep58.7°F53.1°F+5.6°NCLIMGRID
2025Oct44.3°F42.8°F+1.5°NCLIMGRID
2025Nov39.5°F30.2°F+9.2°NCLIMGRID
2025Dec35.0°F21.5°F+13.5°NCLIMGRID
2026Jan29.7°F21.2°F+8.5°NCLIMGRID
2026Feb34.2°F26.0°F+8.1°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
January21.2°F26/26
February26.0°F26/26
March32.1°F26/26
April40.1°F26/26
May49.1°F26/26
June57.5°F26/26
July64.6°F26/26
August62.7°F26/26
September53.1°F26/26
October42.8°F26/26
November30.2°F26/26
December21.5°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 Twin Bridges, Montana getting warmer?

Based on 96+ years of NOAA temperature records, Twin Bridges has warmed at a rate of approximately 0.24°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 Twin Bridges?

The warmest year on record in Twin Bridges was 1934, based on average annual temperature anomaly from NOAA station data.

Where does the temperature data for Twin Bridges 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 Twin Bridges's climate profile.

How are the climate visualizations for Twin Bridges created?

Three visualizations are generated from Twin Bridges'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 Twin Bridges's temperature data?

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

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

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