Climate Change in Alsea, Oregon

96+ years of recorded temperature data show Alsea is changing.

Based on our analysis of 96 years of temperature data near Alsea, OR, this area shows relatively stable temperatures of approximately +0.2°F per decade. 10 of the last 10 years recorded above-average temperatures, and 2015 was the warmest year on record at +3.3°F above the historical baseline.

Key Climate Facts

Rate of Change

+0.2°F

per decade

Warmest Year

2015

+3.3°F anomaly

Recent Warm Years

10 / 10

above-average years

Decade Shift

+1.3°F

2020s vs 1930s

Compared to the National Average

Alsea is warming at roughly the national average rate.

National: +0.20°F/decade
Alsea: +0.16°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 Alsea's long-term warming trend.

Temperature anomaly spiral for Alsea, Oregon
Climate spiral: monthly temperature anomalies from 96+ years of NOAA records for Alsea, OR.

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 Alsea, Oregon
Warming stripes: each stripe is one year of average temperature anomaly for Alsea, OR.

Temperature Trend

Annual temperature anomalies plotted over time with a linear regression trend line. The slope of +0.16°F per decade quantifies the rate of change.

Temperature trend chart for Alsea, Oregon
Linear trend: annual temperature anomalies with trend line for Alsea, OR.

Temperature by Decade

1930s
+0.16°F
1940s
+0.19°F
1950s
-0.42°F
1960s
-0.05°F
1970s
-0.28°F
1980s
+0.02°F
1990s
+1.02°F
2000s
+0.66°F
2010s
+1.11°F
2020s
+1.53°F

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

Anomaly Scale

-3.4°F Colder Normal +4.1°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 Alsea, OR. 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
1930Jan28.0°F39.2°F-11.2°NCLIMGRID
1930Feb44.3°F42.4°F+1.8°NCLIMGRID
1930Mar46.3°F44.7°F+1.6°NCLIMGRID
1930Apr51.6°F47.6°F+4.0°NCLIMGRID
1930May51.1°F53.4°F-2.3°NCLIMGRID
1930Jun57.2°F58.9°F-1.7°NCLIMGRID
1930Jul63.3°F64.7°F-1.4°NCLIMGRID
1930Aug66.1°F65.3°F+0.8°NCLIMGRID
1930Sep60.7°F61.7°F-1.0°NCLIMGRID
1930Oct51.4°F53.0°F-1.6°NCLIMGRID
1930Nov42.0°F44.3°F-2.3°NCLIMGRID
1930Dec38.2°F39.8°F-1.6°NCLIMGRID
1931Jan42.5°F39.2°F+3.4°NCLIMGRID
1931Feb42.2°F42.4°F-0.3°NCLIMGRID
1931Mar46.4°F44.7°F+1.7°NCLIMGRID
1931Apr51.0°F47.6°F+3.4°NCLIMGRID
1931May57.9°F53.4°F+4.5°NCLIMGRID
1931Jun59.2°F58.9°F+0.3°NCLIMGRID
1931Jul67.0°F64.7°F+2.2°NCLIMGRID
1931Aug64.9°F65.3°F-0.5°NCLIMGRID
1931Sep60.8°F61.7°F-0.9°NCLIMGRID
1931Oct52.9°F53.0°F-0.1°NCLIMGRID
1931Nov41.4°F44.3°F-2.9°NCLIMGRID
1931Dec38.0°F39.8°F-1.7°NCLIMGRID
1932Jan38.0°F39.2°F-1.2°NCLIMGRID
1932Feb39.8°F42.4°F-2.7°NCLIMGRID
1932Mar45.7°F44.7°F+1.0°NCLIMGRID
1932Apr48.1°F47.6°F+0.5°NCLIMGRID
1932May52.9°F53.4°F-0.5°NCLIMGRID
1932Jun60.2°F58.9°F+1.3°NCLIMGRID
1932Jul61.8°F64.7°F-2.9°NCLIMGRID
1932Aug65.0°F65.3°F-0.3°NCLIMGRID
1932Sep61.1°F61.7°F-0.6°NCLIMGRID
1932Oct54.0°F53.0°F+1.1°NCLIMGRID
1932Nov46.3°F44.3°F+2.0°NCLIMGRID
1932Dec35.0°F39.8°F-4.8°NCLIMGRID
1933Jan36.9°F39.2°F-2.3°NCLIMGRID
1933Feb37.0°F42.4°F-5.4°NCLIMGRID
1933Mar43.4°F44.7°F-1.3°NCLIMGRID
1933Apr47.2°F47.6°F-0.4°NCLIMGRID
1933May49.6°F53.4°F-3.8°NCLIMGRID
1933Jun57.2°F58.9°F-1.7°NCLIMGRID
1933Jul63.8°F64.7°F-0.9°NCLIMGRID
1933Aug65.6°F65.3°F+0.3°NCLIMGRID
1933Sep57.6°F61.7°F-4.0°NCLIMGRID
1933Oct54.2°F53.0°F+1.2°NCLIMGRID
1933Nov43.7°F44.3°F-0.6°NCLIMGRID
1933Dec44.2°F39.8°F+4.4°NCLIMGRID
1934Jan43.9°F39.2°F+4.8°NCLIMGRID
1934Feb46.0°F42.4°F+3.5°NCLIMGRID
1934Mar51.3°F44.7°F+6.6°NCLIMGRID
1934Apr54.2°F47.6°F+6.7°NCLIMGRID
1934May57.0°F53.4°F+3.6°NCLIMGRID
1934Jun60.0°F58.9°F+1.1°NCLIMGRID
1934Jul63.6°F64.7°F-1.2°NCLIMGRID
1934Aug66.8°F65.3°F+1.4°NCLIMGRID
1934Sep60.9°F61.7°F-0.8°NCLIMGRID
1934Oct55.4°F53.0°F+2.5°NCLIMGRID
1934Nov47.7°F44.3°F+3.4°NCLIMGRID
1934Dec41.2°F39.8°F+1.4°NCLIMGRID
1935Jan38.0°F39.2°F-1.2°NCLIMGRID
1935Feb43.5°F42.4°F+1.1°NCLIMGRID
1935Mar40.5°F44.7°F-4.2°NCLIMGRID
1935Apr48.3°F47.6°F+0.7°NCLIMGRID
1935May53.5°F53.4°F+0.2°NCLIMGRID
1935Jun60.4°F58.9°F+1.4°NCLIMGRID
1935Jul64.0°F64.7°F-0.7°NCLIMGRID
1935Aug65.0°F65.3°F-0.4°NCLIMGRID
1935Sep63.8°F61.7°F+2.1°NCLIMGRID
1935Oct51.0°F53.0°F-2.0°NCLIMGRID
1935Nov40.6°F44.3°F-3.7°NCLIMGRID
1935Dec39.3°F39.8°F-0.5°NCLIMGRID
1936Jan41.1°F39.2°F+2.0°NCLIMGRID
1936Feb37.5°F42.4°F-4.9°NCLIMGRID
1936Mar43.0°F44.7°F-1.7°NCLIMGRID
1936Apr51.1°F47.6°F+3.5°NCLIMGRID
1936May56.7°F53.4°F+3.3°NCLIMGRID
1936Jun61.5°F58.9°F+2.6°NCLIMGRID
1936Jul65.2°F64.7°F+0.4°NCLIMGRID
1936Aug66.7°F65.3°F+1.4°NCLIMGRID
1936Sep61.3°F61.7°F-0.4°NCLIMGRID
1936Oct55.3°F53.0°F+2.3°NCLIMGRID
1936Nov42.9°F44.3°F-1.4°NCLIMGRID
1936Dec40.6°F39.8°F+0.9°NCLIMGRID
1937Jan29.9°F39.2°F-9.2°NCLIMGRID
1937Feb39.3°F42.4°F-3.2°NCLIMGRID
1937Mar46.2°F44.7°F+1.5°NCLIMGRID
1937Apr45.8°F47.6°F-1.8°NCLIMGRID
1937May54.0°F53.4°F+0.6°NCLIMGRID
1937Jun60.2°F58.9°F+1.3°NCLIMGRID
1937Jul65.2°F64.7°F+0.5°NCLIMGRID
1937Aug64.9°F65.3°F-0.4°NCLIMGRID
1937Sep61.4°F61.7°F-0.3°NCLIMGRID
1937Oct56.5°F53.0°F+3.5°NCLIMGRID
1937Nov47.4°F44.3°F+3.1°NCLIMGRID
1937Dec42.3°F39.8°F+2.5°NCLIMGRID
1938Jan39.8°F39.2°F+0.6°NCLIMGRID
1938Feb41.5°F42.4°F-1.0°NCLIMGRID
1938Mar43.7°F44.7°F-1.0°NCLIMGRID
1938Apr49.3°F47.6°F+1.7°NCLIMGRID
1938May55.0°F53.4°F+1.7°NCLIMGRID
1938Jun59.3°F58.9°F+0.4°NCLIMGRID
1938Jul66.3°F64.7°F+1.5°NCLIMGRID
1938Aug62.9°F65.3°F-2.4°NCLIMGRID
1938Sep64.0°F61.7°F+2.3°NCLIMGRID
1938Oct53.9°F53.0°F+1.0°NCLIMGRID
1938Nov41.3°F44.3°F-2.9°NCLIMGRID
1938Dec40.6°F39.8°F+0.8°NCLIMGRID
1939Jan40.0°F39.2°F+0.8°NCLIMGRID
1939Feb39.0°F42.4°F-3.5°NCLIMGRID
1939Mar44.7°F44.7°F+0.0°NCLIMGRID
1939Apr50.8°F47.6°F+3.2°NCLIMGRID
1939May55.3°F53.4°F+1.9°NCLIMGRID
1939Jun57.2°F58.9°F-1.7°NCLIMGRID
1939Jul65.8°F64.7°F+1.1°NCLIMGRID
1939Aug65.8°F65.3°F+0.5°NCLIMGRID
1939Sep62.9°F61.7°F+1.3°NCLIMGRID
1939Oct54.2°F53.0°F+1.2°NCLIMGRID
1939Nov46.9°F44.3°F+2.6°NCLIMGRID
1939Dec44.7°F39.8°F+4.9°NCLIMGRID
1940Jan40.2°F39.2°F+1.1°NCLIMGRID
1940Feb44.8°F42.4°F+2.3°NCLIMGRID
1940Mar47.9°F44.7°F+3.2°NCLIMGRID
1940Apr50.5°F47.6°F+2.9°NCLIMGRID
1940May57.4°F53.4°F+4.0°NCLIMGRID
1940Jun61.7°F58.9°F+2.8°NCLIMGRID
1940Jul65.9°F64.7°F+1.2°NCLIMGRID
1940Aug67.3°F65.3°F+2.0°NCLIMGRID
1940Sep63.4°F61.7°F+1.7°NCLIMGRID
1940Oct56.6°F53.0°F+3.6°NCLIMGRID
1940Nov42.7°F44.3°F-1.6°NCLIMGRID
1940Dec42.1°F39.8°F+2.3°NCLIMGRID
1941Jan42.0°F39.2°F+2.9°NCLIMGRID
1941Feb44.9°F42.4°F+2.4°NCLIMGRID
1941Mar49.5°F44.7°F+4.8°NCLIMGRID
1941Apr50.3°F47.6°F+2.7°NCLIMGRID
1941May55.3°F53.4°F+1.9°NCLIMGRID
1941Jun59.3°F58.9°F+0.4°NCLIMGRID
1941Jul68.0°F64.7°F+3.3°NCLIMGRID
1941Aug65.5°F65.3°F+0.2°NCLIMGRID
1941Sep59.9°F61.7°F-1.7°NCLIMGRID
1941Oct53.5°F53.0°F+0.5°NCLIMGRID
1941Nov46.3°F44.3°F+2.0°NCLIMGRID
1941Dec41.4°F39.8°F+1.6°NCLIMGRID
1942Jan37.3°F39.2°F-1.8°NCLIMGRID
1942Feb41.3°F42.4°F-1.2°NCLIMGRID
1942Mar43.7°F44.7°F-1.0°NCLIMGRID
1942Apr49.4°F47.6°F+1.8°NCLIMGRID
1942May54.1°F53.4°F+0.7°NCLIMGRID
1942Jun58.1°F58.9°F-0.8°NCLIMGRID
1942Jul67.4°F64.7°F+2.6°NCLIMGRID
1942Aug67.6°F65.3°F+2.2°NCLIMGRID
1942Sep62.0°F61.7°F+0.3°NCLIMGRID
1942Oct54.7°F53.0°F+1.7°NCLIMGRID
1942Nov44.7°F44.3°F+0.4°NCLIMGRID
1942Dec42.5°F39.8°F+2.7°NCLIMGRID
1943Jan34.4°F39.2°F-4.7°NCLIMGRID
1943Feb43.5°F42.4°F+1.1°NCLIMGRID
1943Mar44.2°F44.7°F-0.6°NCLIMGRID
1943Apr50.9°F47.6°F+3.3°NCLIMGRID
1943May52.6°F53.4°F-0.8°NCLIMGRID
1943Jun57.4°F58.9°F-1.5°NCLIMGRID
1943Jul64.7°F64.7°F+0.0°NCLIMGRID
1943Aug64.0°F65.3°F-1.3°NCLIMGRID
1943Sep64.4°F61.7°F+2.7°NCLIMGRID
1943Oct54.1°F53.0°F+1.1°NCLIMGRID
1943Nov45.1°F44.3°F+0.8°NCLIMGRID
1943Dec38.4°F39.8°F-1.4°NCLIMGRID
1944Jan38.5°F39.2°F-0.6°NCLIMGRID
1944Feb41.4°F42.4°F-1.1°NCLIMGRID
1944Mar43.8°F44.7°F-1.0°NCLIMGRID
1944Apr48.0°F47.6°F+0.4°NCLIMGRID
1944May53.8°F53.4°F+0.4°NCLIMGRID
1944Jun57.8°F58.9°F-1.1°NCLIMGRID
1944Jul65.4°F64.7°F+0.7°NCLIMGRID
1944Aug64.8°F65.3°F-0.5°NCLIMGRID
1944Sep63.5°F61.7°F+1.9°NCLIMGRID
1944Oct56.5°F53.0°F+3.6°NCLIMGRID
1944Nov42.8°F44.3°F-1.5°NCLIMGRID
1944Dec37.4°F39.8°F-2.4°NCLIMGRID
1945Jan40.2°F39.2°F+1.1°NCLIMGRID
1945Feb42.8°F42.4°F+0.4°NCLIMGRID
1945Mar42.6°F44.7°F-2.1°NCLIMGRID
1945Apr47.0°F47.6°F-0.5°NCLIMGRID
1945May55.5°F53.4°F+2.1°NCLIMGRID
1945Jun58.9°F58.9°F+0.0°NCLIMGRID
1945Jul65.9°F64.7°F+1.2°NCLIMGRID
1945Aug64.7°F65.3°F-0.6°NCLIMGRID
1945Sep59.9°F61.7°F-1.8°NCLIMGRID
1945Oct52.5°F53.0°F-0.4°NCLIMGRID
1945Nov44.0°F44.3°F-0.3°NCLIMGRID
1945Dec40.9°F39.8°F+1.1°NCLIMGRID
1946Jan39.7°F39.2°F+0.5°NCLIMGRID
1946Feb41.3°F42.4°F-1.1°NCLIMGRID
1946Mar44.3°F44.7°F-0.4°NCLIMGRID
1946Apr48.4°F47.6°F+0.8°NCLIMGRID
1946May56.4°F53.4°F+3.0°NCLIMGRID
1946Jun58.0°F58.9°F-0.9°NCLIMGRID
1946Jul65.2°F64.7°F+0.5°NCLIMGRID
1946Aug64.7°F65.3°F-0.6°NCLIMGRID
1946Sep59.9°F61.7°F-1.7°NCLIMGRID
1946Oct48.7°F53.0°F-4.3°NCLIMGRID
1946Nov41.6°F44.3°F-2.7°NCLIMGRID
1946Dec40.2°F39.8°F+0.4°NCLIMGRID
1947Jan35.6°F39.2°F-3.6°NCLIMGRID
1947Feb43.9°F42.4°F+1.5°NCLIMGRID
1947Mar47.3°F44.7°F+2.6°NCLIMGRID
1947Apr51.4°F47.6°F+3.8°NCLIMGRID
1947May57.4°F53.4°F+4.0°NCLIMGRID
1947Jun58.4°F58.9°F-0.5°NCLIMGRID
1947Jul64.1°F64.7°F-0.7°NCLIMGRID
1947Aug63.6°F65.3°F-1.7°NCLIMGRID
1947Sep61.5°F61.7°F-0.2°NCLIMGRID
1947Oct53.5°F53.0°F+0.5°NCLIMGRID
1947Nov45.1°F44.3°F+0.8°NCLIMGRID
1947Dec41.0°F39.8°F+1.2°NCLIMGRID
1948Jan38.2°F39.2°F-1.0°NCLIMGRID
1948Feb39.0°F42.4°F-3.4°NCLIMGRID
1948Mar42.2°F44.7°F-2.5°NCLIMGRID
1948Apr45.2°F47.6°F-2.4°NCLIMGRID
1948May53.5°F53.4°F+0.1°NCLIMGRID
1948Jun61.6°F58.9°F+2.7°NCLIMGRID
1948Jul64.0°F64.7°F-0.7°NCLIMGRID
1948Aug63.9°F65.3°F-1.4°NCLIMGRID
1948Sep60.2°F61.7°F-1.5°NCLIMGRID
1948Oct51.4°F53.0°F-1.6°NCLIMGRID
1948Nov41.9°F44.3°F-2.4°NCLIMGRID
1948Dec35.1°F39.8°F-4.7°NCLIMGRID
1949Jan28.3°F39.2°F-10.8°NCLIMGRID
1949Feb39.5°F42.4°F-3.0°NCLIMGRID
1949Mar44.8°F44.7°F+0.1°NCLIMGRID
1949Apr50.5°F47.6°F+2.9°NCLIMGRID
1949May56.6°F53.4°F+3.2°NCLIMGRID
1949Jun59.5°F58.9°F+0.6°NCLIMGRID
1949Jul63.7°F64.7°F-1.0°NCLIMGRID
1949Aug64.2°F65.3°F-1.1°NCLIMGRID
1949Sep61.3°F61.7°F-0.3°NCLIMGRID
1949Oct48.3°F53.0°F-4.7°NCLIMGRID
1949Nov47.8°F44.3°F+3.5°NCLIMGRID
1949Dec38.9°F39.8°F-0.9°NCLIMGRID
1950Jan30.1°F39.2°F-9.0°NCLIMGRID
1950Feb39.3°F42.4°F-3.2°NCLIMGRID
1950Mar42.3°F44.7°F-2.4°NCLIMGRID
1950Apr46.7°F47.6°F-0.9°NCLIMGRID
1950May52.8°F53.4°F-0.6°NCLIMGRID
1950Jun59.2°F58.9°F+0.3°NCLIMGRID
1950Jul66.1°F64.7°F+1.4°NCLIMGRID
1950Aug67.2°F65.3°F+1.9°NCLIMGRID
1950Sep61.3°F61.7°F-0.3°NCLIMGRID
1950Oct51.6°F53.0°F-1.4°NCLIMGRID
1950Nov45.4°F44.3°F+1.1°NCLIMGRID
1950Dec46.3°F39.8°F+6.5°NCLIMGRID
1951Jan38.7°F39.2°F-0.5°NCLIMGRID
1951Feb41.8°F42.4°F-0.7°NCLIMGRID
1951Mar39.7°F44.7°F-5.0°NCLIMGRID
1951Apr50.6°F47.6°F+3.0°NCLIMGRID
1951May54.6°F53.4°F+1.2°NCLIMGRID
1951Jun61.3°F58.9°F+2.4°NCLIMGRID
1951Jul65.1°F64.7°F+0.4°NCLIMGRID
1951Aug64.3°F65.3°F-1.1°NCLIMGRID
1951Sep61.1°F61.7°F-0.6°NCLIMGRID
1951Oct51.8°F53.0°F-1.1°NCLIMGRID
1951Nov44.4°F44.3°F+0.1°NCLIMGRID
1951Dec37.2°F39.8°F-2.6°NCLIMGRID
1952Jan36.8°F39.2°F-2.4°NCLIMGRID
1952Feb40.7°F42.4°F-1.8°NCLIMGRID
1952Mar41.6°F44.7°F-3.1°NCLIMGRID
1952Apr49.0°F47.6°F+1.4°NCLIMGRID
1952May54.1°F53.4°F+0.7°NCLIMGRID
1952Jun56.4°F58.9°F-2.5°NCLIMGRID
1952Jul65.6°F64.7°F+0.9°NCLIMGRID
1952Aug64.6°F65.3°F-0.7°NCLIMGRID
1952Sep62.5°F61.7°F+0.8°NCLIMGRID
1952Oct55.7°F53.0°F+2.7°NCLIMGRID
1952Nov37.7°F44.3°F-6.6°NCLIMGRID
1952Dec40.0°F39.8°F+0.2°NCLIMGRID
1953Jan45.4°F39.2°F+6.3°NCLIMGRID
1953Feb41.8°F42.4°F-0.6°NCLIMGRID
1953Mar42.9°F44.7°F-1.8°NCLIMGRID
1953Apr46.8°F47.6°F-0.8°NCLIMGRID
1953May51.7°F53.4°F-1.7°NCLIMGRID
1953Jun54.3°F58.9°F-4.6°NCLIMGRID
1953Jul63.2°F64.7°F-1.5°NCLIMGRID
1953Aug64.5°F65.3°F-0.8°NCLIMGRID
1953Sep62.0°F61.7°F+0.3°NCLIMGRID
1953Oct53.1°F53.0°F+0.1°NCLIMGRID
1953Nov46.9°F44.3°F+2.6°NCLIMGRID
1953Dec42.2°F39.8°F+2.4°NCLIMGRID
1954Jan39.2°F39.2°F+0.1°NCLIMGRID
1954Feb42.6°F42.4°F+0.1°NCLIMGRID
1954Mar41.4°F44.7°F-3.3°NCLIMGRID
1954Apr47.3°F47.6°F-0.3°NCLIMGRID
1954May53.8°F53.4°F+0.4°NCLIMGRID
1954Jun55.0°F58.9°F-3.9°NCLIMGRID
1954Jul61.9°F64.7°F-2.8°NCLIMGRID
1954Aug62.1°F65.3°F-3.2°NCLIMGRID
1954Sep59.4°F61.7°F-2.3°NCLIMGRID
1954Oct50.7°F53.0°F-2.2°NCLIMGRID
1954Nov47.9°F44.3°F+3.6°NCLIMGRID
1954Dec39.8°F39.8°F+0.0°NCLIMGRID
1955Jan38.5°F39.2°F-0.6°NCLIMGRID
1955Feb39.1°F42.4°F-3.3°NCLIMGRID
1955Mar40.4°F44.7°F-4.4°NCLIMGRID
1955Apr43.0°F47.6°F-4.6°NCLIMGRID
1955May50.8°F53.4°F-2.5°NCLIMGRID
1955Jun57.4°F58.9°F-1.5°NCLIMGRID
1955Jul60.7°F64.7°F-4.0°NCLIMGRID
1955Aug62.2°F65.3°F-3.1°NCLIMGRID
1955Sep59.6°F61.7°F-2.1°NCLIMGRID
1955Oct51.9°F53.0°F-1.1°NCLIMGRID
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1984Feb44.1°F42.4°F+1.6°NCLIMGRID
1984Mar47.9°F44.7°F+3.2°NCLIMGRID
1984Apr46.9°F47.6°F-0.7°NCLIMGRID
1984May52.4°F53.4°F-1.0°NCLIMGRID
1984Jun56.2°F58.9°F-2.7°NCLIMGRID
1984Jul64.9°F64.7°F+0.2°NCLIMGRID
1984Aug64.9°F65.3°F-0.4°NCLIMGRID
1984Sep60.6°F61.7°F-1.0°NCLIMGRID
1984Oct50.9°F53.0°F-2.1°NCLIMGRID
1984Nov43.4°F44.3°F-0.9°NCLIMGRID
1984Dec36.7°F39.8°F-3.1°NCLIMGRID
1985Jan34.9°F39.2°F-4.2°NCLIMGRID
1985Feb39.1°F42.4°F-3.4°NCLIMGRID
1985Mar41.5°F44.7°F-3.2°NCLIMGRID
1985Apr49.7°F47.6°F+2.1°NCLIMGRID
1985May53.2°F53.4°F-0.2°NCLIMGRID
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1985Jul68.5°F64.7°F+3.8°NCLIMGRID
1985Aug64.3°F65.3°F-1.0°NCLIMGRID
1985Sep58.3°F61.7°F-3.4°NCLIMGRID
1985Oct51.0°F53.0°F-2.0°NCLIMGRID
1985Nov37.0°F44.3°F-7.3°NCLIMGRID
1985Dec33.9°F39.8°F-5.8°NCLIMGRID
1986Jan42.9°F39.2°F+3.8°NCLIMGRID
1986Feb42.9°F42.4°F+0.4°NCLIMGRID
1986Mar48.9°F44.7°F+4.2°NCLIMGRID
1986Apr46.8°F47.6°F-0.8°NCLIMGRID
1986May53.6°F53.4°F+0.2°NCLIMGRID
1986Jun61.4°F58.9°F+2.5°NCLIMGRID
1986Jul61.8°F64.7°F-2.9°NCLIMGRID
1986Aug67.6°F65.3°F+2.3°NCLIMGRID
1986Sep57.4°F61.7°F-4.3°NCLIMGRID
1986Oct54.8°F53.0°F+1.8°NCLIMGRID
1986Nov46.0°F44.3°F+1.7°NCLIMGRID
1986Dec40.3°F39.8°F+0.5°NCLIMGRID
1987Jan39.1°F39.2°F-0.1°NCLIMGRID
1987Feb43.1°F42.4°F+0.7°NCLIMGRID
1987Mar45.7°F44.7°F+1.0°NCLIMGRID
1987Apr51.1°F47.6°F+3.5°NCLIMGRID
1987May56.4°F53.4°F+3.0°NCLIMGRID
1987Jun61.0°F58.9°F+2.1°NCLIMGRID
1987Jul62.2°F64.7°F-2.5°NCLIMGRID
1987Aug66.6°F65.3°F+1.3°NCLIMGRID
1987Sep62.3°F61.7°F+0.6°NCLIMGRID
1987Oct56.8°F53.0°F+3.8°NCLIMGRID
1987Nov46.0°F44.3°F+1.7°NCLIMGRID
1987Dec38.0°F39.8°F-1.8°NCLIMGRID
1988Jan38.4°F39.2°F-0.7°NCLIMGRID
1988Feb44.0°F42.4°F+1.6°NCLIMGRID
1988Mar44.6°F44.7°F-0.1°NCLIMGRID
1988Apr49.0°F47.6°F+1.4°NCLIMGRID
1988May52.2°F53.4°F-1.2°NCLIMGRID
1988Jun58.2°F58.9°F-0.7°NCLIMGRID
1988Jul66.1°F64.7°F+1.4°NCLIMGRID
1988Aug64.8°F65.3°F-0.5°NCLIMGRID
1988Sep62.0°F61.7°F+0.4°NCLIMGRID
1988Oct56.4°F53.0°F+3.4°NCLIMGRID
1988Nov44.1°F44.3°F-0.2°NCLIMGRID
1988Dec40.7°F39.8°F+0.9°NCLIMGRID
1989Jan39.4°F39.2°F+0.2°NCLIMGRID
1989Feb36.0°F42.4°F-6.4°NCLIMGRID
1989Mar43.1°F44.7°F-1.6°NCLIMGRID
1989Apr53.0°F47.6°F+5.4°NCLIMGRID
1989May53.6°F53.4°F+0.2°NCLIMGRID
1989Jun60.6°F58.9°F+1.7°NCLIMGRID
1989Jul62.1°F64.7°F-2.6°NCLIMGRID
1989Aug63.3°F65.3°F-2.0°NCLIMGRID
1989Sep63.4°F61.7°F+1.8°NCLIMGRID
1989Oct52.8°F53.0°F-0.2°NCLIMGRID
1989Nov46.3°F44.3°F+2.0°NCLIMGRID
1989Dec41.7°F39.8°F+1.9°NCLIMGRID
1990Jan40.9°F39.2°F+1.7°NCLIMGRID
1990Feb39.9°F42.4°F-2.6°NCLIMGRID
1990Mar46.8°F44.7°F+2.1°NCLIMGRID
1990Apr50.9°F47.6°F+3.3°NCLIMGRID
1990May52.8°F53.4°F-0.5°NCLIMGRID
1990Jun58.3°F58.9°F-0.6°NCLIMGRID
1990Jul67.4°F64.7°F+2.6°NCLIMGRID
1990Aug66.8°F65.3°F+1.5°NCLIMGRID
1990Sep63.9°F61.7°F+2.3°NCLIMGRID
1990Oct51.3°F53.0°F-1.7°NCLIMGRID
1990Nov44.8°F44.3°F+0.5°NCLIMGRID
1990Dec33.3°F39.8°F-6.5°NCLIMGRID
1991Jan39.3°F39.2°F+0.1°NCLIMGRID
1991Feb49.0°F42.4°F+6.6°NCLIMGRID
1991Mar43.3°F44.7°F-1.4°NCLIMGRID
1991Apr47.3°F47.6°F-0.3°NCLIMGRID
1991May50.3°F53.4°F-3.1°NCLIMGRID
1991Jun55.7°F58.9°F-3.2°NCLIMGRID
1991Jul66.7°F64.7°F+2.0°NCLIMGRID
1991Aug66.0°F65.3°F+0.7°NCLIMGRID
1991Sep66.6°F61.7°F+4.9°NCLIMGRID
1991Oct55.5°F53.0°F+2.5°NCLIMGRID
1991Nov46.2°F44.3°F+1.9°NCLIMGRID
1991Dec41.9°F39.8°F+2.1°NCLIMGRID
1992Jan43.4°F39.2°F+4.2°NCLIMGRID
1992Feb48.6°F42.4°F+6.2°NCLIMGRID
1992Mar51.4°F44.7°F+6.7°NCLIMGRID
1992Apr52.2°F47.6°F+4.6°NCLIMGRID
1992May60.8°F53.4°F+7.4°NCLIMGRID
1992Jun62.6°F58.9°F+3.7°NCLIMGRID
1992Jul66.8°F64.7°F+2.1°NCLIMGRID
1992Aug68.1°F65.3°F+2.8°NCLIMGRID
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1992Nov45.1°F44.3°F+0.8°NCLIMGRID
1992Dec38.5°F39.8°F-1.3°NCLIMGRID
1993Jan36.1°F39.2°F-3.0°NCLIMGRID
1993Feb39.9°F42.4°F-2.5°NCLIMGRID
1993Mar47.5°F44.7°F+2.8°NCLIMGRID
1993Apr48.3°F47.6°F+0.7°NCLIMGRID
1993May56.8°F53.4°F+3.4°NCLIMGRID
1993Jun58.5°F58.9°F-0.4°NCLIMGRID
1993Jul61.2°F64.7°F-3.5°NCLIMGRID
1993Aug65.6°F65.3°F+0.3°NCLIMGRID
1993Sep63.6°F61.7°F+2.0°NCLIMGRID
1993Oct56.2°F53.0°F+3.2°NCLIMGRID
1993Nov40.9°F44.3°F-3.4°NCLIMGRID
1993Dec40.0°F39.8°F+0.2°NCLIMGRID
1994Jan43.3°F39.2°F+4.1°NCLIMGRID
1994Feb40.9°F42.4°F-1.6°NCLIMGRID
1994Mar47.6°F44.7°F+2.9°NCLIMGRID
1994Apr50.3°F47.6°F+2.7°NCLIMGRID
1994May55.6°F53.4°F+2.2°NCLIMGRID
1994Jun57.3°F58.9°F-1.6°NCLIMGRID
1994Jul66.9°F64.7°F+2.2°NCLIMGRID
1994Aug65.9°F65.3°F+0.6°NCLIMGRID
1994Sep64.5°F61.7°F+2.8°NCLIMGRID
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1994Nov40.1°F44.3°F-4.2°NCLIMGRID
1994Dec40.6°F39.8°F+0.8°NCLIMGRID
1995Jan43.9°F39.2°F+4.7°NCLIMGRID
1995Feb46.5°F42.4°F+4.0°NCLIMGRID
1995Mar44.9°F44.7°F+0.2°NCLIMGRID
1995Apr47.4°F47.6°F-0.2°NCLIMGRID
1995May55.8°F53.4°F+2.4°NCLIMGRID
1995Jun59.5°F58.9°F+0.6°NCLIMGRID
1995Jul66.9°F64.7°F+2.2°NCLIMGRID
1995Aug64.7°F65.3°F-0.7°NCLIMGRID
1995Sep64.0°F61.7°F+2.3°NCLIMGRID
1995Oct52.2°F53.0°F-0.8°NCLIMGRID
1995Nov49.2°F44.3°F+4.9°NCLIMGRID
1995Dec42.6°F39.8°F+2.8°NCLIMGRID
1996Jan40.4°F39.2°F+1.3°NCLIMGRID
1996Feb42.9°F42.4°F+0.4°NCLIMGRID
1996Mar46.6°F44.7°F+1.9°NCLIMGRID
1996Apr50.3°F47.6°F+2.7°NCLIMGRID
1996May51.8°F53.4°F-1.6°NCLIMGRID
1996Jun59.5°F58.9°F+0.6°NCLIMGRID
1996Jul69.1°F64.7°F+4.4°NCLIMGRID
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1996Nov45.6°F44.3°F+1.4°NCLIMGRID
1996Dec41.4°F39.8°F+1.6°NCLIMGRID
1997Jan40.6°F39.2°F+1.4°NCLIMGRID
1997Feb42.4°F42.4°F-0.1°NCLIMGRID
1997Mar44.7°F44.7°F-0.1°NCLIMGRID
1997Apr48.2°F47.6°F+0.6°NCLIMGRID
1997May59.8°F53.4°F+6.4°NCLIMGRID
1997Jun59.0°F58.9°F+0.1°NCLIMGRID
1997Jul65.5°F64.7°F+0.8°NCLIMGRID
1997Aug67.8°F65.3°F+2.5°NCLIMGRID
1997Sep62.5°F61.7°F+0.9°NCLIMGRID
1997Oct51.5°F53.0°F-1.5°NCLIMGRID
1997Nov47.6°F44.3°F+3.3°NCLIMGRID
1997Dec40.3°F39.8°F+0.5°NCLIMGRID
1998Jan42.3°F39.2°F+3.2°NCLIMGRID
1998Feb42.9°F42.4°F+0.4°NCLIMGRID
1998Mar46.0°F44.7°F+1.3°NCLIMGRID
1998Apr49.2°F47.6°F+1.6°NCLIMGRID
1998May52.0°F53.4°F-1.4°NCLIMGRID
1998Jun59.0°F58.9°F+0.1°NCLIMGRID
1998Jul67.9°F64.7°F+3.2°NCLIMGRID
1998Aug68.5°F65.3°F+3.1°NCLIMGRID
1998Sep64.5°F61.7°F+2.9°NCLIMGRID
1998Oct52.3°F53.0°F-0.7°NCLIMGRID
1998Nov44.9°F44.3°F+0.6°NCLIMGRID
1998Dec38.0°F39.8°F-1.8°NCLIMGRID
1999Jan40.7°F39.2°F+1.6°NCLIMGRID
1999Feb39.9°F42.4°F-2.5°NCLIMGRID
1999Mar41.4°F44.7°F-3.3°NCLIMGRID
1999Apr47.4°F47.6°F-0.2°NCLIMGRID
1999May50.3°F53.4°F-3.1°NCLIMGRID
1999Jun57.3°F58.9°F-1.6°NCLIMGRID
1999Jul63.3°F64.7°F-1.4°NCLIMGRID
1999Aug64.7°F65.3°F-0.7°NCLIMGRID
1999Sep63.3°F61.7°F+1.7°NCLIMGRID
1999Oct53.7°F53.0°F+0.8°NCLIMGRID
1999Nov47.8°F44.3°F+3.5°NCLIMGRID
1999Dec41.3°F39.8°F+1.5°NCLIMGRID
2000Jan38.2°F39.2°F-0.9°NCLIMGRID
2000Feb42.2°F42.4°F-0.3°NCLIMGRID
2000Mar43.2°F44.7°F-1.5°NCLIMGRID
2000Apr50.7°F47.6°F+3.1°NCLIMGRID
2000May53.3°F53.4°F-0.1°NCLIMGRID
2000Jun61.8°F58.9°F+2.9°NCLIMGRID
2000Jul64.1°F64.7°F-0.6°NCLIMGRID
2000Aug65.4°F65.3°F+0.1°NCLIMGRID
2000Sep62.4°F61.7°F+0.7°NCLIMGRID
2000Oct52.6°F53.0°F-0.4°NCLIMGRID
2000Nov42.0°F44.3°F-2.3°NCLIMGRID
2000Dec42.1°F39.8°F+2.3°NCLIMGRID
2001Jan41.6°F39.2°F+2.5°NCLIMGRID
2001Feb41.6°F42.4°F-0.8°NCLIMGRID
2001Mar45.8°F44.7°F+1.1°NCLIMGRID
2001Apr46.1°F47.6°F-1.5°NCLIMGRID
2001May57.1°F53.4°F+3.7°NCLIMGRID
2001Jun56.9°F58.9°F-2.0°NCLIMGRID
2001Jul63.7°F64.7°F-1.0°NCLIMGRID
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2001Nov46.7°F44.3°F+2.4°NCLIMGRID
2001Dec40.3°F39.8°F+0.5°NCLIMGRID
2002Jan39.8°F39.2°F+0.6°NCLIMGRID
2002Feb43.4°F42.4°F+0.9°NCLIMGRID
2002Mar42.0°F44.7°F-2.7°NCLIMGRID
2002Apr48.6°F47.6°F+1.0°NCLIMGRID
2002May52.4°F53.4°F-1.0°NCLIMGRID
2002Jun59.9°F58.9°F+1.0°NCLIMGRID
2002Jul66.9°F64.7°F+2.2°NCLIMGRID
2002Aug66.5°F65.3°F+1.2°NCLIMGRID
2002Sep63.1°F61.7°F+1.5°NCLIMGRID
2002Oct53.0°F53.0°F+0.0°NCLIMGRID
2002Nov48.5°F44.3°F+4.2°NCLIMGRID
2002Dec41.9°F39.8°F+2.1°NCLIMGRID
2003Jan44.9°F39.2°F+5.8°NCLIMGRID
2003Feb42.0°F42.4°F-0.4°NCLIMGRID
2003Mar45.8°F44.7°F+1.1°NCLIMGRID
2003Apr45.9°F47.6°F-1.7°NCLIMGRID
2003May54.0°F53.4°F+0.6°NCLIMGRID
2003Jun62.7°F58.9°F+3.8°NCLIMGRID
2003Jul68.5°F64.7°F+3.8°NCLIMGRID
2003Aug67.2°F65.3°F+1.8°NCLIMGRID
2003Sep64.3°F61.7°F+2.6°NCLIMGRID
2003Oct55.1°F53.0°F+2.1°NCLIMGRID
2003Nov42.0°F44.3°F-2.3°NCLIMGRID
2003Dec40.9°F39.8°F+1.1°NCLIMGRID
2004Jan40.3°F39.2°F+1.2°NCLIMGRID
2004Feb42.9°F42.4°F+0.4°NCLIMGRID
2004Mar48.7°F44.7°F+4.0°NCLIMGRID
2004Apr51.9°F47.6°F+4.3°NCLIMGRID
2004May54.8°F53.4°F+1.4°NCLIMGRID
2004Jun60.9°F58.9°F+2.0°NCLIMGRID
2004Jul67.8°F64.7°F+3.1°NCLIMGRID
2004Aug68.0°F65.3°F+2.7°NCLIMGRID
2004Sep59.5°F61.7°F-2.1°NCLIMGRID
2004Oct53.3°F53.0°F+0.4°NCLIMGRID
2004Nov45.1°F44.3°F+0.8°NCLIMGRID
2004Dec42.0°F39.8°F+2.2°NCLIMGRID
2005Jan41.8°F39.2°F+2.6°NCLIMGRID
2005Feb44.0°F42.4°F+1.6°NCLIMGRID
2005Mar49.1°F44.7°F+4.4°NCLIMGRID
2005Apr48.6°F47.6°F+1.0°NCLIMGRID
2005May55.3°F53.4°F+1.9°NCLIMGRID
2005Jun57.6°F58.9°F-1.3°NCLIMGRID
2005Jul67.6°F64.7°F+2.8°NCLIMGRID
2005Aug69.3°F65.3°F+4.0°NCLIMGRID
2005Sep61.7°F61.7°F+0.1°NCLIMGRID
2005Oct53.1°F53.0°F+0.1°NCLIMGRID
2005Nov43.9°F44.3°F-0.4°NCLIMGRID
2005Dec40.4°F39.8°F+0.7°NCLIMGRID
2006Jan42.3°F39.2°F+3.2°NCLIMGRID
2006Feb41.4°F42.4°F-1.1°NCLIMGRID
2006Mar42.1°F44.7°F-2.6°NCLIMGRID
2006Apr49.0°F47.6°F+1.4°NCLIMGRID
2006May55.7°F53.4°F+2.4°NCLIMGRID
2006Jun61.4°F58.9°F+2.5°NCLIMGRID
2006Jul68.2°F64.7°F+3.5°NCLIMGRID
2006Aug65.9°F65.3°F+0.5°NCLIMGRID
2006Sep64.0°F61.7°F+2.3°NCLIMGRID
2006Oct52.7°F53.0°F-0.3°NCLIMGRID
2006Nov44.2°F44.3°F-0.1°NCLIMGRID
2006Dec40.9°F39.8°F+1.1°NCLIMGRID
2007Jan39.0°F39.2°F-0.2°NCLIMGRID
2007Feb42.2°F42.4°F-0.2°NCLIMGRID
2007Mar47.3°F44.7°F+2.6°NCLIMGRID
2007Apr47.8°F47.6°F+0.2°NCLIMGRID
2007May53.6°F53.4°F+0.2°NCLIMGRID
2007Jun57.7°F58.9°F-1.2°NCLIMGRID
2007Jul66.5°F64.7°F+1.8°NCLIMGRID
2007Aug65.6°F65.3°F+0.3°NCLIMGRID
2007Sep59.7°F61.7°F-1.9°NCLIMGRID
2007Oct50.4°F53.0°F-2.6°NCLIMGRID
2007Nov44.8°F44.3°F+0.5°NCLIMGRID
2007Dec38.6°F39.8°F-1.2°NCLIMGRID
2008Jan35.6°F39.2°F-3.6°NCLIMGRID
2008Feb42.1°F42.4°F-0.3°NCLIMGRID
2008Mar41.4°F44.7°F-3.3°NCLIMGRID
2008Apr43.8°F47.6°F-3.8°NCLIMGRID
2008May53.9°F53.4°F+0.5°NCLIMGRID
2008Jun56.8°F58.9°F-2.1°NCLIMGRID
2008Jul66.4°F64.7°F+1.7°NCLIMGRID
2008Aug65.2°F65.3°F-0.2°NCLIMGRID
2008Sep63.0°F61.7°F+1.4°NCLIMGRID
2008Oct51.9°F53.0°F-1.1°NCLIMGRID
2008Nov47.9°F44.3°F+3.7°NCLIMGRID
2008Dec38.0°F39.8°F-1.8°NCLIMGRID
2009Jan41.3°F39.2°F+2.1°NCLIMGRID
2009Feb41.6°F42.4°F-0.8°NCLIMGRID
2009Mar41.1°F44.7°F-3.6°NCLIMGRID
2009Apr47.4°F47.6°F-0.2°NCLIMGRID
2009May55.2°F53.4°F+1.9°NCLIMGRID
2009Jun59.5°F58.9°F+0.5°NCLIMGRID
2009Jul68.2°F64.7°F+3.5°NCLIMGRID
2009Aug65.8°F65.3°F+0.5°NCLIMGRID
2009Sep62.9°F61.7°F+1.2°NCLIMGRID
2009Oct51.3°F53.0°F-1.7°NCLIMGRID
2009Nov44.7°F44.3°F+0.4°NCLIMGRID
2009Dec37.1°F39.8°F-2.7°NCLIMGRID
2010Jan44.6°F39.2°F+5.4°NCLIMGRID
2010Feb45.4°F42.4°F+2.9°NCLIMGRID
2010Mar44.7°F44.7°F+0.0°NCLIMGRID
2010Apr46.2°F47.6°F-1.4°NCLIMGRID
2010May51.0°F53.4°F-2.4°NCLIMGRID
2010Jun57.0°F58.9°F-1.9°NCLIMGRID
2010Jul65.6°F64.7°F+0.9°NCLIMGRID
2010Aug65.0°F65.3°F-0.3°NCLIMGRID
2010Sep61.1°F61.7°F-0.6°NCLIMGRID
2010Oct52.8°F53.0°F-0.2°NCLIMGRID
2010Nov43.2°F44.3°F-1.1°NCLIMGRID
2010Dec41.0°F39.8°F+1.2°NCLIMGRID
2011Jan41.9°F39.2°F+2.8°NCLIMGRID
2011Feb39.1°F42.4°F-3.3°NCLIMGRID
2011Mar42.5°F44.7°F-2.2°NCLIMGRID
2011Apr43.6°F47.6°F-4.0°NCLIMGRID
2011May51.0°F53.4°F-2.4°NCLIMGRID
2011Jun57.2°F58.9°F-1.7°NCLIMGRID
2011Jul63.1°F64.7°F-1.6°NCLIMGRID
2011Aug66.5°F65.3°F+1.2°NCLIMGRID
2011Sep65.0°F61.7°F+3.4°NCLIMGRID
2011Oct53.5°F53.0°F+0.5°NCLIMGRID
2011Nov43.8°F44.3°F-0.5°NCLIMGRID
2011Dec38.3°F39.8°F-1.5°NCLIMGRID
2012Jan40.9°F39.2°F+1.7°NCLIMGRID
2012Feb41.0°F42.4°F-1.4°NCLIMGRID
2012Mar41.1°F44.7°F-3.6°NCLIMGRID
2012Apr48.9°F47.6°F+1.3°NCLIMGRID
2012May53.5°F53.4°F+0.1°NCLIMGRID
2012Jun56.9°F58.9°F-2.0°NCLIMGRID
2012Jul63.9°F64.7°F-0.8°NCLIMGRID
2012Aug67.8°F65.3°F+2.5°NCLIMGRID
2012Sep64.1°F61.7°F+2.5°NCLIMGRID
2012Oct53.5°F53.0°F+0.6°NCLIMGRID
2012Nov46.2°F44.3°F+1.9°NCLIMGRID
2012Dec39.4°F39.8°F-0.4°NCLIMGRID
2013Jan37.8°F39.2°F-1.3°NCLIMGRID
2013Feb41.3°F42.4°F-1.2°NCLIMGRID
2013Mar46.2°F44.7°F+1.5°NCLIMGRID
2013Apr49.7°F47.6°F+2.2°NCLIMGRID
2013May55.0°F53.4°F+1.6°NCLIMGRID
2013Jun62.0°F58.9°F+3.1°NCLIMGRID
2013Jul68.1°F64.7°F+3.4°NCLIMGRID
2013Aug66.8°F65.3°F+1.5°NCLIMGRID
2013Sep60.9°F61.7°F-0.7°NCLIMGRID
2013Oct52.5°F53.0°F-0.5°NCLIMGRID
2013Nov44.9°F44.3°F+0.6°NCLIMGRID
2013Dec36.5°F39.8°F-3.3°NCLIMGRID
2014Jan42.6°F39.2°F+3.5°NCLIMGRID
2014Feb41.2°F42.4°F-1.2°NCLIMGRID
2014Mar47.8°F44.7°F+3.1°NCLIMGRID
2014Apr50.6°F47.6°F+3.0°NCLIMGRID
2014May57.4°F53.4°F+4.0°NCLIMGRID
2014Jun60.4°F58.9°F+1.5°NCLIMGRID
2014Jul69.8°F64.7°F+5.1°NCLIMGRID
2014Aug70.1°F65.3°F+4.8°NCLIMGRID
2014Sep65.1°F61.7°F+3.5°NCLIMGRID
2014Oct57.8°F53.0°F+4.8°NCLIMGRID
2014Nov44.5°F44.3°F+0.2°NCLIMGRID
2014Dec43.4°F39.8°F+3.7°NCLIMGRID
2015Jan44.9°F39.2°F+5.7°NCLIMGRID
2015Feb47.8°F42.4°F+5.4°NCLIMGRID
2015Mar51.0°F44.7°F+6.3°NCLIMGRID
2015Apr48.9°F47.6°F+1.3°NCLIMGRID
2015May56.5°F53.4°F+3.1°NCLIMGRID
2015Jun65.6°F58.9°F+6.7°NCLIMGRID
2015Jul69.5°F64.7°F+4.8°NCLIMGRID
2015Aug68.3°F65.3°F+3.0°NCLIMGRID
2015Sep61.0°F61.7°F-0.6°NCLIMGRID
2015Oct57.5°F53.0°F+4.5°NCLIMGRID
2015Nov42.8°F44.3°F-1.5°NCLIMGRID
2015Dec40.5°F39.8°F+0.7°NCLIMGRID
2016Jan41.4°F39.2°F+2.2°NCLIMGRID
2016Feb46.3°F42.4°F+3.8°NCLIMGRID
2016Mar45.8°F44.7°F+1.1°NCLIMGRID
2016Apr54.2°F47.6°F+6.6°NCLIMGRID
2016May57.5°F53.4°F+4.1°NCLIMGRID
2016Jun62.4°F58.9°F+3.5°NCLIMGRID
2016Jul65.4°F64.7°F+0.7°NCLIMGRID
2016Aug69.2°F65.3°F+3.9°NCLIMGRID
2016Sep60.9°F61.7°F-0.7°NCLIMGRID
2016Oct51.9°F53.0°F-1.1°NCLIMGRID
2016Nov48.8°F44.3°F+4.5°NCLIMGRID
2016Dec36.0°F39.8°F-3.8°NCLIMGRID
2017Jan36.1°F39.2°F-3.0°NCLIMGRID
2017Feb40.6°F42.4°F-1.9°NCLIMGRID
2017Mar44.5°F44.7°F-0.2°NCLIMGRID
2017Apr46.6°F47.6°F-1.0°NCLIMGRID
2017May56.2°F53.4°F+2.8°NCLIMGRID
2017Jun60.8°F58.9°F+1.9°NCLIMGRID
2017Jul67.7°F64.7°F+3.0°NCLIMGRID
2017Aug71.3°F65.3°F+5.9°NCLIMGRID
2017Sep64.5°F61.7°F+2.8°NCLIMGRID
2017Oct53.2°F53.0°F+0.2°NCLIMGRID
2017Nov44.9°F44.3°F+0.6°NCLIMGRID
2017Dec40.4°F39.8°F+0.6°NCLIMGRID
2018Jan42.7°F39.2°F+3.6°NCLIMGRID
2018Feb40.3°F42.4°F-2.1°NCLIMGRID
2018Mar42.9°F44.7°F-1.8°NCLIMGRID
2018Apr48.0°F47.6°F+0.4°NCLIMGRID
2018May56.4°F53.4°F+3.0°NCLIMGRID
2018Jun60.5°F58.9°F+1.6°NCLIMGRID
2018Jul68.8°F64.7°F+4.1°NCLIMGRID
2018Aug66.5°F65.3°F+1.2°NCLIMGRID
2018Sep60.8°F61.7°F-0.9°NCLIMGRID
2018Oct54.8°F53.0°F+1.8°NCLIMGRID
2018Nov47.0°F44.3°F+2.7°NCLIMGRID
2018Dec40.9°F39.8°F+1.1°NCLIMGRID
2019Jan41.8°F39.2°F+2.7°NCLIMGRID
2019Feb35.2°F42.4°F-7.3°NCLIMGRID
2019Mar44.5°F44.7°F-0.2°NCLIMGRID
2019Apr49.6°F47.6°F+2.0°NCLIMGRID
2019May56.5°F53.4°F+3.1°NCLIMGRID
2019Jun61.7°F58.9°F+2.8°NCLIMGRID
2019Jul65.2°F64.7°F+0.5°NCLIMGRID
2019Aug67.6°F65.3°F+2.3°NCLIMGRID
2019Sep59.6°F61.7°F-2.1°NCLIMGRID
2019Oct49.3°F53.0°F-3.7°NCLIMGRID
2019Nov46.0°F44.3°F+1.7°NCLIMGRID
2019Dec42.1°F39.8°F+2.3°NCLIMGRID
2020Jan41.4°F39.2°F+2.2°NCLIMGRID
2020Feb41.1°F42.4°F-1.3°NCLIMGRID
2020Mar43.1°F44.7°F-1.6°NCLIMGRID
2020Apr50.7°F47.6°F+3.1°NCLIMGRID
2020May56.3°F53.4°F+2.9°NCLIMGRID
2020Jun59.7°F58.9°F+0.8°NCLIMGRID
2020Jul66.8°F64.7°F+2.1°NCLIMGRID
2020Aug67.9°F65.3°F+2.6°NCLIMGRID
2020Sep65.3°F61.7°F+3.6°NCLIMGRID
2020Oct54.4°F53.0°F+1.4°NCLIMGRID
2020Nov44.5°F44.3°F+0.3°NCLIMGRID
2020Dec42.6°F39.8°F+2.8°NCLIMGRID
2021Jan41.9°F39.2°F+2.7°NCLIMGRID
2021Feb40.3°F42.4°F-2.2°NCLIMGRID
2021Mar43.4°F44.7°F-1.4°NCLIMGRID
2021Apr52.1°F47.6°F+4.5°NCLIMGRID
2021May55.4°F53.4°F+2.0°NCLIMGRID
2021Jun64.7°F58.9°F+5.8°NCLIMGRID
2021Jul68.6°F64.7°F+3.9°NCLIMGRID
2021Aug68.5°F65.3°F+3.2°NCLIMGRID
2021Sep63.2°F61.7°F+1.6°NCLIMGRID
2021Oct50.8°F53.0°F-2.1°NCLIMGRID
2021Nov47.2°F44.3°F+2.9°NCLIMGRID
2021Dec38.6°F39.8°F-1.2°NCLIMGRID
2022Jan40.9°F39.2°F+1.8°NCLIMGRID
2022Feb41.6°F42.4°F-0.9°NCLIMGRID
2022Mar47.1°F44.7°F+2.4°NCLIMGRID
2022Apr46.2°F47.6°F-1.4°NCLIMGRID
2022May52.6°F53.4°F-0.8°NCLIMGRID
2022Jun60.2°F58.9°F+1.3°NCLIMGRID
2022Jul69.0°F64.7°F+4.2°NCLIMGRID
2022Aug70.3°F65.3°F+5.0°NCLIMGRID
2022Sep65.0°F61.7°F+3.4°NCLIMGRID
2022Oct58.6°F53.0°F+5.6°NCLIMGRID
2022Nov40.4°F44.3°F-3.9°NCLIMGRID
2022Dec39.6°F39.8°F-0.2°NCLIMGRID
2023Jan39.9°F39.2°F+0.7°NCLIMGRID
2023Feb38.9°F42.4°F-3.6°NCLIMGRID
2023Mar39.6°F44.7°F-5.1°NCLIMGRID
2023Apr46.0°F47.6°F-1.6°NCLIMGRID
2023May57.8°F53.4°F+4.4°NCLIMGRID
2023Jun61.5°F58.9°F+2.6°NCLIMGRID
2023Jul68.3°F64.7°F+3.6°NCLIMGRID
2023Aug70.4°F65.3°F+5.1°NCLIMGRID
2023Sep61.2°F61.7°F-0.5°NCLIMGRID
2023Oct53.5°F53.0°F+0.6°NCLIMGRID
2023Nov45.3°F44.3°F+1.0°NCLIMGRID
2023Dec45.2°F39.8°F+5.4°NCLIMGRID
2024Jan42.0°F39.2°F+2.8°NCLIMGRID
2024Feb42.8°F42.4°F+0.4°NCLIMGRID
2024Mar44.5°F44.7°F-0.2°NCLIMGRID
2024Apr48.2°F47.6°F+0.6°NCLIMGRID
2024May54.2°F53.4°F+0.8°NCLIMGRID
2024Jun60.2°F58.9°F+1.3°NCLIMGRID
2024Jul70.1°F64.7°F+5.3°NCLIMGRID
2024Aug66.4°F65.3°F+1.0°NCLIMGRID
2024Sep62.9°F61.7°F+1.3°NCLIMGRID
2024Oct54.3°F53.0°F+1.4°NCLIMGRID
2024Nov43.4°F44.3°F-0.9°NCLIMGRID
2024Dec43.5°F39.8°F+3.7°NCLIMGRID
2025Jan40.1°F39.2°F+1.0°NCLIMGRID
2025Feb39.9°F42.4°F-2.5°NCLIMGRID
2025Mar45.1°F44.7°F+0.4°NCLIMGRID
2025Apr50.7°F47.6°F+3.1°NCLIMGRID
2025May54.6°F53.4°F+1.2°NCLIMGRID
2025Jun61.9°F58.9°F+3.0°NCLIMGRID
2025Jul68.4°F64.7°F+3.7°NCLIMGRID
2025Aug69.6°F65.3°F+4.3°NCLIMGRID
2025Sep63.4°F61.7°F+1.8°NCLIMGRID
2025Oct51.4°F53.0°F-1.6°NCLIMGRID
2025Nov47.4°F44.3°F+3.2°NCLIMGRID
2025Dec44.9°F39.8°F+5.1°NCLIMGRID
2026Jan43.5°F39.2°F+4.4°NCLIMGRID
2026Feb43.6°F42.4°F+1.1°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
January39.2°F26/26
February42.4°F26/26
March44.7°F26/26
April47.6°F26/26
May53.4°F26/26
June58.9°F26/26
July64.7°F26/26
August65.3°F26/26
September61.7°F26/26
October53.0°F26/26
November44.3°F26/26
December39.8°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 Alsea, Oregon getting warmer?

Based on 96+ years of NOAA temperature records, Alsea has changed at a rate of approximately 0.16°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 Alsea?

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

Where does the temperature data for Alsea 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 Alsea's climate profile.

How are the climate visualizations for Alsea created?

Three visualizations are generated from Alsea'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 Alsea's temperature data?

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

Wear Alsea's Climate Story

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

Shop Alsea Climate Apparel →

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