Climate Change in Cornelius, Oregon

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

Based on our analysis of 96 years of temperature data near Cornelius, OR, this area shows a warming trend 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 +3.8°F above the historical baseline.

Key Climate Facts

Rate of Change

+0.2°F

per decade

Warmest Year

2015

+3.8°F anomaly

Recent Warm Years

10 / 10

above-average years

Decade Shift

+1.8°F

2020s vs 1930s

Compared to the National Average

Cornelius is warming at roughly the national average rate.

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

Temperature anomaly spiral for Cornelius, Oregon
Climate spiral: monthly temperature anomalies from 96+ years of NOAA records for Cornelius, 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 Cornelius, Oregon
Warming stripes: each stripe is one year of average temperature anomaly for Cornelius, OR.

Temperature Trend

Annual temperature anomalies plotted over time with a linear regression trend line. The slope of +0.20°F per decade quantifies the rate of change.

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

Temperature by Decade

1930s
-0.08°F
1940s
+0.00°F
1950s
-0.36°F
1960s
-0.12°F
1970s
-0.25°F
1980s
+0.10°F
1990s
+0.91°F
2000s
+0.82°F
2010s
+1.30°F
2020s
+1.71°F

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

Anomaly Scale

-3.8°F Colder Normal +4.5°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 Cornelius, OR. Filter by decade or download as CSV.

Data Sources & Audit

Station
nClimGrid 5km Grid Point
Distance
0.8 mi
Coverage
99.1%
Records
1,154
Range
1930-01 – 2026-02
Full Data Audit 1,154 records
YearMonthTempBaselineAnomalySourceGap
1930Jan25.1°F39.0°F-13.9°NCLIMGRID
1930Feb43.5°F42.6°F+0.9°NCLIMGRID
1930Mar47.6°F45.9°F+1.7°NCLIMGRID
1930Apr52.8°F49.5°F+3.3°NCLIMGRID
1930May52.4°F55.4°F-3.1°NCLIMGRID
1930Jun58.9°F61.3°F-2.3°NCLIMGRID
1930Jul63.7°F65.9°F-2.2°NCLIMGRID
1930Aug66.6°F66.1°F+0.5°NCLIMGRID
1930Sep60.7°F61.5°F-0.8°NCLIMGRID
1930Oct50.3°F52.6°F-2.3°NCLIMGRID
1930Nov43.0°F44.8°F-1.8°NCLIMGRID
1930Dec37.7°F39.3°F-1.6°NCLIMGRID
1931Jan41.6°F39.0°F+2.6°NCLIMGRID
1931Feb41.9°F42.6°F-0.7°NCLIMGRID
1931Mar46.5°F45.9°F+0.7°NCLIMGRID
1931Apr52.7°F49.5°F+3.1°NCLIMGRID
1931May60.1°F55.4°F+4.7°NCLIMGRID
1931Jun61.1°F61.3°F-0.2°NCLIMGRID
1931Jul67.5°F65.9°F+1.6°NCLIMGRID
1931Aug65.9°F66.1°F-0.2°NCLIMGRID
1931Sep59.5°F61.5°F-1.9°NCLIMGRID
1931Oct52.2°F52.6°F-0.4°NCLIMGRID
1931Nov40.9°F44.8°F-3.9°NCLIMGRID
1931Dec37.5°F39.3°F-1.8°NCLIMGRID
1932Jan36.8°F39.0°F-2.2°NCLIMGRID
1932Feb39.6°F42.6°F-3.0°NCLIMGRID
1932Mar46.0°F45.9°F+0.1°NCLIMGRID
1932Apr50.7°F49.5°F+1.2°NCLIMGRID
1932May55.1°F55.4°F-0.4°NCLIMGRID
1932Jun63.7°F61.3°F+2.4°NCLIMGRID
1932Jul62.7°F65.9°F-3.2°NCLIMGRID
1932Aug65.9°F66.1°F-0.2°NCLIMGRID
1932Sep63.5°F61.5°F+2.0°NCLIMGRID
1932Oct54.3°F52.6°F+1.7°NCLIMGRID
1932Nov45.8°F44.8°F+1.0°NCLIMGRID
1932Dec35.1°F39.3°F-4.3°NCLIMGRID
1933Jan37.5°F39.0°F-1.5°NCLIMGRID
1933Feb36.4°F42.6°F-6.2°NCLIMGRID
1933Mar44.3°F45.9°F-1.6°NCLIMGRID
1933Apr49.9°F49.5°F+0.4°NCLIMGRID
1933May51.7°F55.4°F-3.7°NCLIMGRID
1933Jun60.2°F61.3°F-1.1°NCLIMGRID
1933Jul65.6°F65.9°F-0.4°NCLIMGRID
1933Aug67.1°F66.1°F+1.0°NCLIMGRID
1933Sep56.9°F61.5°F-4.6°NCLIMGRID
1933Oct54.2°F52.6°F+1.6°NCLIMGRID
1933Nov43.3°F44.8°F-1.5°NCLIMGRID
1933Dec44.2°F39.3°F+4.9°NCLIMGRID
1934Jan44.2°F39.0°F+5.2°NCLIMGRID
1934Feb45.9°F42.6°F+3.3°NCLIMGRID
1934Mar51.9°F45.9°F+6.1°NCLIMGRID
1934Apr57.3°F49.5°F+7.8°NCLIMGRID
1934May58.7°F55.4°F+3.2°NCLIMGRID
1934Jun61.5°F61.3°F+0.2°NCLIMGRID
1934Jul65.1°F65.9°F-0.8°NCLIMGRID
1934Aug67.1°F66.1°F+1.0°NCLIMGRID
1934Sep60.5°F61.5°F-1.0°NCLIMGRID
1934Oct54.5°F52.6°F+1.9°NCLIMGRID
1934Nov47.2°F44.8°F+2.4°NCLIMGRID
1934Dec41.0°F39.3°F+1.7°NCLIMGRID
1935Jan37.3°F39.0°F-1.7°NCLIMGRID
1935Feb42.9°F42.6°F+0.3°NCLIMGRID
1935Mar41.6°F45.9°F-4.3°NCLIMGRID
1935Apr49.5°F49.5°F+0.0°NCLIMGRID
1935May55.9°F55.4°F+0.5°NCLIMGRID
1935Jun62.8°F61.3°F+1.5°NCLIMGRID
1935Jul65.6°F65.9°F-0.3°NCLIMGRID
1935Aug66.6°F66.1°F+0.5°NCLIMGRID
1935Sep63.3°F61.5°F+1.9°NCLIMGRID
1935Oct49.6°F52.6°F-3.0°NCLIMGRID
1935Nov39.6°F44.8°F-5.2°NCLIMGRID
1935Dec38.4°F39.3°F-1.0°NCLIMGRID
1936Jan41.1°F39.0°F+2.1°NCLIMGRID
1936Feb33.3°F42.6°F-9.3°NCLIMGRID
1936Mar42.9°F45.9°F-3.0°NCLIMGRID
1936Apr53.0°F49.5°F+3.5°NCLIMGRID
1936May59.1°F55.4°F+3.6°NCLIMGRID
1936Jun63.0°F61.3°F+1.7°NCLIMGRID
1936Jul65.3°F65.9°F-0.7°NCLIMGRID
1936Aug66.4°F66.1°F+0.3°NCLIMGRID
1936Sep60.5°F61.5°F-1.0°NCLIMGRID
1936Oct54.2°F52.6°F+1.6°NCLIMGRID
1936Nov40.8°F44.8°F-4.0°NCLIMGRID
1936Dec40.6°F39.3°F+1.3°NCLIMGRID
1937Jan27.8°F39.0°F-11.3°NCLIMGRID
1937Feb39.3°F42.6°F-3.3°NCLIMGRID
1937Mar47.2°F45.9°F+1.3°NCLIMGRID
1937Apr47.6°F49.5°F-1.9°NCLIMGRID
1937May56.4°F55.4°F+1.0°NCLIMGRID
1937Jun63.1°F61.3°F+1.9°NCLIMGRID
1937Jul66.5°F65.9°F+0.5°NCLIMGRID
1937Aug64.1°F66.1°F-2.0°NCLIMGRID
1937Sep61.5°F61.5°F+0.0°NCLIMGRID
1937Oct55.6°F52.6°F+3.0°NCLIMGRID
1937Nov47.4°F44.8°F+2.6°NCLIMGRID
1937Dec41.6°F39.3°F+2.2°NCLIMGRID
1938Jan38.8°F39.0°F-0.2°NCLIMGRID
1938Feb40.9°F42.6°F-1.7°NCLIMGRID
1938Mar44.1°F45.9°F-1.8°NCLIMGRID
1938Apr51.5°F49.5°F+2.0°NCLIMGRID
1938May57.0°F55.4°F+1.5°NCLIMGRID
1938Jun63.4°F61.3°F+2.1°NCLIMGRID
1938Jul69.2°F65.9°F+3.3°NCLIMGRID
1938Aug63.4°F66.1°F-2.7°NCLIMGRID
1938Sep64.7°F61.5°F+3.3°NCLIMGRID
1938Oct53.5°F52.6°F+0.9°NCLIMGRID
1938Nov41.5°F44.8°F-3.2°NCLIMGRID
1938Dec40.4°F39.3°F+1.1°NCLIMGRID
1939Jan40.9°F39.0°F+1.9°NCLIMGRID
1939Feb38.5°F42.6°F-4.2°NCLIMGRID
1939Mar46.8°F45.9°F+0.9°NCLIMGRID
1939Apr52.6°F49.5°F+3.1°NCLIMGRID
1939May57.5°F55.4°F+2.0°NCLIMGRID
1939Jun59.3°F61.3°F-1.9°NCLIMGRID
1939Jul67.0°F65.9°F+1.1°NCLIMGRID
1939Aug67.0°F66.1°F+0.9°NCLIMGRID
1939Sep62.3°F61.5°F+0.8°NCLIMGRID
1939Oct53.5°F52.6°F+0.9°NCLIMGRID
1939Nov45.4°F44.8°F+0.6°NCLIMGRID
1939Dec43.8°F39.3°F+4.4°NCLIMGRID
1940Jan39.8°F39.0°F+0.8°NCLIMGRID
1940Feb44.9°F42.6°F+2.3°NCLIMGRID
1940Mar49.1°F45.9°F+3.2°NCLIMGRID
1940Apr52.1°F49.5°F+2.6°NCLIMGRID
1940May59.7°F55.4°F+4.3°NCLIMGRID
1940Jun64.4°F61.3°F+3.1°NCLIMGRID
1940Jul66.0°F65.9°F+0.0°NCLIMGRID
1940Aug67.6°F66.1°F+1.5°NCLIMGRID
1940Sep62.9°F61.5°F+1.5°NCLIMGRID
1940Oct55.3°F52.6°F+2.7°NCLIMGRID
1940Nov42.0°F44.8°F-2.8°NCLIMGRID
1940Dec41.5°F39.3°F+2.1°NCLIMGRID
1941Jan41.3°F39.0°F+2.2°NCLIMGRID
1941Feb45.4°F42.6°F+2.7°NCLIMGRID
1941Mar51.1°F45.9°F+5.3°NCLIMGRID
1941Apr52.7°F49.5°F+3.2°NCLIMGRID
1941May56.2°F55.4°F+0.8°NCLIMGRID
1941Jun60.9°F61.3°F-0.4°NCLIMGRID
1941Jul70.0°F65.9°F+4.0°NCLIMGRID
1941Aug66.1°F66.1°F+0.0°NCLIMGRID
1941Sep58.1°F61.5°F-3.4°NCLIMGRID
1941Oct52.6°F52.6°F+0.0°NCLIMGRID
1941Nov45.8°F44.8°F+1.1°NCLIMGRID
1941Dec41.1°F39.3°F+1.7°NCLIMGRID
1942Jan34.2°F39.0°F-4.8°NCLIMGRID
1942Feb41.6°F42.6°F-1.0°NCLIMGRID
1942Mar44.5°F45.9°F-1.4°NCLIMGRID
1942Apr51.1°F49.5°F+1.6°NCLIMGRID
1942May54.8°F55.4°F-0.6°NCLIMGRID
1942Jun59.1°F61.3°F-2.1°NCLIMGRID
1942Jul67.4°F65.9°F+1.5°NCLIMGRID
1942Aug67.2°F66.1°F+1.0°NCLIMGRID
1942Sep62.0°F61.5°F+0.6°NCLIMGRID
1942Oct53.7°F52.6°F+1.1°NCLIMGRID
1942Nov43.1°F44.8°F-1.7°NCLIMGRID
1942Dec41.7°F39.3°F+2.4°NCLIMGRID
1943Jan32.8°F39.0°F-6.2°NCLIMGRID
1943Feb43.0°F42.6°F+0.3°NCLIMGRID
1943Mar44.0°F45.9°F-1.9°NCLIMGRID
1943Apr52.9°F49.5°F+3.4°NCLIMGRID
1943May54.2°F55.4°F-1.3°NCLIMGRID
1943Jun59.5°F61.3°F-1.7°NCLIMGRID
1943Jul65.9°F65.9°F+0.0°NCLIMGRID
1943Aug63.5°F66.1°F-2.6°NCLIMGRID
1943Sep64.6°F61.5°F+3.1°NCLIMGRID
1943Oct53.4°F52.6°F+0.8°NCLIMGRID
1943Nov45.0°F44.8°F+0.2°NCLIMGRID
1943Dec38.7°F39.3°F-0.7°NCLIMGRID
1944Jan38.0°F39.0°F-1.0°NCLIMGRID
1944Feb41.5°F42.6°F-1.1°NCLIMGRID
1944Mar44.5°F45.9°F-1.3°NCLIMGRID
1944Apr49.7°F49.5°F+0.2°NCLIMGRID
1944May56.2°F55.4°F+0.7°NCLIMGRID
1944Jun60.3°F61.3°F-1.0°NCLIMGRID
1944Jul66.1°F65.9°F+0.1°NCLIMGRID
1944Aug64.8°F66.1°F-1.3°NCLIMGRID
1944Sep63.5°F61.5°F+2.0°NCLIMGRID
1944Oct56.2°F52.6°F+3.6°NCLIMGRID
1944Nov43.6°F44.8°F-1.2°NCLIMGRID
1944Dec37.5°F39.3°F-1.8°NCLIMGRID
1945Jan41.1°F39.0°F+2.1°NCLIMGRID
1945Feb43.5°F42.6°F+0.8°NCLIMGRID
1945Mar43.5°F45.9°F-2.4°NCLIMGRID
1945Apr48.8°F49.5°F-0.7°NCLIMGRID
1945May57.7°F55.4°F+2.3°NCLIMGRID
1945Jun60.6°F61.3°F-0.7°NCLIMGRID
1945Jul67.3°F65.9°F+1.3°NCLIMGRID
1945Aug66.2°F66.1°F+0.1°NCLIMGRID
1945Sep59.0°F61.5°F-2.5°NCLIMGRID
1945Oct52.5°F52.6°F-0.1°NCLIMGRID
1945Nov44.0°F44.8°F-0.8°NCLIMGRID
1945Dec39.6°F39.3°F+0.3°NCLIMGRID
1946Jan39.0°F39.0°F-0.1°NCLIMGRID
1946Feb41.5°F42.6°F-1.1°NCLIMGRID
1946Mar45.3°F45.9°F-0.6°NCLIMGRID
1946Apr50.0°F49.5°F+0.5°NCLIMGRID
1946May58.7°F55.4°F+3.2°NCLIMGRID
1946Jun59.5°F61.3°F-1.7°NCLIMGRID
1946Jul66.0°F65.9°F+0.1°NCLIMGRID
1946Aug65.9°F66.1°F-0.2°NCLIMGRID
1946Sep60.0°F61.5°F-1.4°NCLIMGRID
1946Oct49.2°F52.6°F-3.4°NCLIMGRID
1946Nov42.4°F44.8°F-2.3°NCLIMGRID
1946Dec40.9°F39.3°F+1.6°NCLIMGRID
1947Jan35.5°F39.0°F-3.6°NCLIMGRID
1947Feb45.1°F42.6°F+2.5°NCLIMGRID
1947Mar49.4°F45.9°F+3.6°NCLIMGRID
1947Apr53.7°F49.5°F+4.2°NCLIMGRID
1947May60.2°F55.4°F+4.8°NCLIMGRID
1947Jun59.8°F61.3°F-1.5°NCLIMGRID
1947Jul64.3°F65.9°F-1.7°NCLIMGRID
1947Aug63.3°F66.1°F-2.8°NCLIMGRID
1947Sep62.3°F61.5°F+0.9°NCLIMGRID
1947Oct53.0°F52.6°F+0.4°NCLIMGRID
1947Nov45.2°F44.8°F+0.4°NCLIMGRID
1947Dec41.1°F39.3°F+1.8°NCLIMGRID
1948Jan38.4°F39.0°F-0.7°NCLIMGRID
1948Feb39.4°F42.6°F-3.2°NCLIMGRID
1948Mar43.3°F45.9°F-2.5°NCLIMGRID
1948Apr47.0°F49.5°F-2.5°NCLIMGRID
1948May55.0°F55.4°F-0.4°NCLIMGRID
1948Jun65.2°F61.3°F+3.9°NCLIMGRID
1948Jul64.4°F65.9°F-1.6°NCLIMGRID
1948Aug63.3°F66.1°F-2.8°NCLIMGRID
1948Sep60.0°F61.5°F-1.4°NCLIMGRID
1948Oct51.2°F52.6°F-1.4°NCLIMGRID
1948Nov42.4°F44.8°F-2.4°NCLIMGRID
1948Dec35.7°F39.3°F-3.6°NCLIMGRID
1949Jan27.2°F39.0°F-11.9°NCLIMGRID
1949Feb38.5°F42.6°F-4.1°NCLIMGRID
1949Mar45.2°F45.9°F-0.6°NCLIMGRID
1949Apr52.4°F49.5°F+2.9°NCLIMGRID
1949May58.7°F55.4°F+3.3°NCLIMGRID
1949Jun61.6°F61.3°F+0.4°NCLIMGRID
1949Jul64.9°F65.9°F-1.1°NCLIMGRID
1949Aug65.4°F66.1°F-0.7°NCLIMGRID
1949Sep63.0°F61.5°F+1.5°NCLIMGRID
1949Oct47.9°F52.6°F-4.7°NCLIMGRID
1949Nov48.5°F44.8°F+3.8°NCLIMGRID
1949Dec39.8°F39.3°F+0.5°NCLIMGRID
1950Jan27.9°F39.0°F-11.2°NCLIMGRID
1950Feb39.4°F42.6°F-3.2°NCLIMGRID
1950Mar43.8°F45.9°F-2.1°NCLIMGRID
1950Apr48.2°F49.5°F-1.3°NCLIMGRID
1950May54.4°F55.4°F-1.0°NCLIMGRID
1950Jun61.8°F61.3°F+0.5°NCLIMGRID
1950Jul66.2°F65.9°F+0.3°NCLIMGRID
1950Aug67.9°F66.1°F+1.8°NCLIMGRID
1950Sep62.2°F61.5°F+0.8°NCLIMGRID
1950Oct50.8°F52.6°F-1.8°NCLIMGRID
1950Nov45.0°F44.8°F+0.2°NCLIMGRID
1950Dec45.8°F39.3°F+6.4°NCLIMGRID
1951Jan38.1°F39.0°F-0.9°NCLIMGRID
1951Feb42.1°F42.6°F-0.5°NCLIMGRID
1951Mar40.7°F45.9°F-5.2°NCLIMGRID
1951Apr53.3°F49.5°F+3.8°NCLIMGRID
1951May56.3°F55.4°F+0.8°NCLIMGRID
1951Jun63.6°F61.3°F+2.4°NCLIMGRID
1951Jul66.7°F65.9°F+0.8°NCLIMGRID
1951Aug64.7°F66.1°F-1.4°NCLIMGRID
1951Sep63.2°F61.5°F+1.7°NCLIMGRID
1951Oct52.4°F52.6°F-0.2°NCLIMGRID
1951Nov44.5°F44.8°F-0.3°NCLIMGRID
1951Dec37.0°F39.3°F-2.4°NCLIMGRID
1952Jan35.3°F39.0°F-3.7°NCLIMGRID
1952Feb40.2°F42.6°F-2.4°NCLIMGRID
1952Mar43.6°F45.9°F-2.3°NCLIMGRID
1952Apr51.6°F49.5°F+2.0°NCLIMGRID
1952May56.3°F55.4°F+0.9°NCLIMGRID
1952Jun59.3°F61.3°F-2.0°NCLIMGRID
1952Jul67.8°F65.9°F+1.8°NCLIMGRID
1952Aug65.9°F66.1°F-0.3°NCLIMGRID
1952Sep63.8°F61.5°F+2.4°NCLIMGRID
1952Oct58.9°F52.6°F+6.3°NCLIMGRID
1952Nov39.8°F44.8°F-5.0°NCLIMGRID
1952Dec40.2°F39.3°F+0.9°NCLIMGRID
1953Jan45.3°F39.0°F+6.3°NCLIMGRID
1953Feb42.5°F42.6°F-0.1°NCLIMGRID
1953Mar44.1°F45.9°F-1.8°NCLIMGRID
1953Apr48.1°F49.5°F-1.4°NCLIMGRID
1953May53.5°F55.4°F-1.9°NCLIMGRID
1953Jun56.9°F61.3°F-4.3°NCLIMGRID
1953Jul65.2°F65.9°F-0.8°NCLIMGRID
1953Aug65.3°F66.1°F-0.8°NCLIMGRID
1953Sep62.2°F61.5°F+0.7°NCLIMGRID
1953Oct53.9°F52.6°F+1.2°NCLIMGRID
1953Nov47.6°F44.8°F+2.9°NCLIMGRID
1953Dec42.1°F39.3°F+2.8°NCLIMGRID
1954Jan37.5°F39.0°F-1.5°NCLIMGRID
1954Feb42.5°F42.6°F-0.1°NCLIMGRID
1954Mar43.1°F45.9°F-2.7°NCLIMGRID
1954Apr48.9°F49.5°F-0.6°NCLIMGRID
1954May56.9°F55.4°F+1.4°NCLIMGRID
1954Jun57.5°F61.3°F-3.8°NCLIMGRID
1954Jul62.1°F65.9°F-3.8°NCLIMGRID
1954Aug62.0°F66.1°F-4.1°NCLIMGRID
1954Sep59.4°F61.5°F-2.1°NCLIMGRID
1954Oct51.5°F52.6°F-1.1°NCLIMGRID
1954Nov48.4°F44.8°F+3.6°NCLIMGRID
1954Dec40.2°F39.3°F+0.8°NCLIMGRID
1955Jan37.8°F39.0°F-1.2°NCLIMGRID
1955Feb39.9°F42.6°F-2.7°NCLIMGRID
1955Mar40.5°F45.9°F-5.4°NCLIMGRID
1955Apr45.1°F49.5°F-4.5°NCLIMGRID
1955May52.5°F55.4°F-3.0°NCLIMGRID
1955Jun60.3°F61.3°F-1.0°NCLIMGRID
1955Jul61.7°F65.9°F-4.2°NCLIMGRID
1955Aug63.6°F66.1°F-2.5°NCLIMGRID
1955Sep60.4°F61.5°F-1.0°NCLIMGRID
1955Oct52.7°F52.6°F+0.1°NCLIMGRID
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1984Feb43.8°F42.6°F+1.2°NCLIMGRID
1984Mar48.7°F45.9°F+2.8°NCLIMGRID
1984Apr48.2°F49.5°F-1.3°NCLIMGRID
1984May53.0°F55.4°F-2.4°NCLIMGRID
1984Jun59.1°F61.3°F-2.2°NCLIMGRID
1984Jul65.8°F65.9°F-0.2°NCLIMGRID
1984Aug65.4°F66.1°F-0.7°NCLIMGRID
1984Sep60.0°F61.5°F-1.5°NCLIMGRID
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1984Nov44.3°F44.8°F-0.5°NCLIMGRID
1984Dec35.7°F39.3°F-3.6°NCLIMGRID
1985Jan35.7°F39.0°F-3.4°NCLIMGRID
1985Feb38.9°F42.6°F-3.7°NCLIMGRID
1985Mar43.4°F45.9°F-2.5°NCLIMGRID
1985Apr51.6°F49.5°F+2.1°NCLIMGRID
1985May55.9°F55.4°F+0.4°NCLIMGRID
1985Jun61.7°F61.3°F+0.4°NCLIMGRID
1985Jul70.1°F65.9°F+4.2°NCLIMGRID
1985Aug64.9°F66.1°F-1.3°NCLIMGRID
1985Sep57.7°F61.5°F-3.8°NCLIMGRID
1985Oct51.0°F52.6°F-1.6°NCLIMGRID
1985Nov36.4°F44.8°F-8.4°NCLIMGRID
1985Dec35.3°F39.3°F-4.0°NCLIMGRID
1986Jan42.9°F39.0°F+3.8°NCLIMGRID
1986Feb43.1°F42.6°F+0.4°NCLIMGRID
1986Mar50.4°F45.9°F+4.5°NCLIMGRID
1986Apr49.0°F49.5°F-0.6°NCLIMGRID
1986May55.5°F55.4°F+0.1°NCLIMGRID
1986Jun64.8°F61.3°F+3.5°NCLIMGRID
1986Jul62.4°F65.9°F-3.5°NCLIMGRID
1986Aug70.4°F66.1°F+4.3°NCLIMGRID
1986Sep58.8°F61.5°F-2.6°NCLIMGRID
1986Oct55.0°F52.6°F+2.4°NCLIMGRID
1986Nov46.0°F44.8°F+1.2°NCLIMGRID
1986Dec39.7°F39.3°F+0.4°NCLIMGRID
1987Jan39.7°F39.0°F+0.7°NCLIMGRID
1987Feb44.6°F42.6°F+2.0°NCLIMGRID
1987Mar47.2°F45.9°F+1.4°NCLIMGRID
1987Apr52.9°F49.5°F+3.4°NCLIMGRID
1987May58.5°F55.4°F+3.1°NCLIMGRID
1987Jun63.6°F61.3°F+2.4°NCLIMGRID
1987Jul64.8°F65.9°F-1.2°NCLIMGRID
1987Aug67.4°F66.1°F+1.2°NCLIMGRID
1987Sep63.6°F61.5°F+2.1°NCLIMGRID
1987Oct56.6°F52.6°F+4.0°NCLIMGRID
1987Nov47.1°F44.8°F+2.3°NCLIMGRID
1987Dec37.7°F39.3°F-1.7°NCLIMGRID
1988Jan38.5°F39.0°F-0.5°NCLIMGRID
1988Feb43.9°F42.6°F+1.3°NCLIMGRID
1988Mar46.0°F45.9°F+0.1°NCLIMGRID
1988Apr50.5°F49.5°F+1.0°NCLIMGRID
1988May53.9°F55.4°F-1.5°NCLIMGRID
1988Jun60.5°F61.3°F-0.8°NCLIMGRID
1988Jul66.8°F65.9°F+0.8°NCLIMGRID
1988Aug65.2°F66.1°F-0.9°NCLIMGRID
1988Sep61.4°F61.5°F+0.0°NCLIMGRID
1988Oct57.6°F52.6°F+5.0°NCLIMGRID
1988Nov45.8°F44.8°F+1.0°NCLIMGRID
1988Dec39.8°F39.3°F+0.5°NCLIMGRID
1989Jan41.2°F39.0°F+2.2°NCLIMGRID
1989Feb35.2°F42.6°F-7.5°NCLIMGRID
1989Mar44.2°F45.9°F-1.7°NCLIMGRID
1989Apr54.5°F49.5°F+5.0°NCLIMGRID
1989May56.6°F55.4°F+1.2°NCLIMGRID
1989Jun63.8°F61.3°F+2.5°NCLIMGRID
1989Jul63.3°F65.9°F-2.7°NCLIMGRID
1989Aug64.3°F66.1°F-1.8°NCLIMGRID
1989Sep63.6°F61.5°F+2.1°NCLIMGRID
1989Oct52.8°F52.6°F+0.1°NCLIMGRID
1989Nov46.7°F44.8°F+1.9°NCLIMGRID
1989Dec40.2°F39.3°F+0.8°NCLIMGRID
1990Jan42.1°F39.0°F+3.1°NCLIMGRID
1990Feb40.2°F42.6°F-2.4°NCLIMGRID
1990Mar48.0°F45.9°F+2.2°NCLIMGRID
1990Apr53.4°F49.5°F+3.9°NCLIMGRID
1990May54.4°F55.4°F-1.1°NCLIMGRID
1990Jun60.8°F61.3°F-0.5°NCLIMGRID
1990Jul68.9°F65.9°F+2.9°NCLIMGRID
1990Aug67.4°F66.1°F+1.3°NCLIMGRID
1990Sep64.0°F61.5°F+2.6°NCLIMGRID
1990Oct50.4°F52.6°F-2.2°NCLIMGRID
1990Nov45.2°F44.8°F+0.4°NCLIMGRID
1990Dec32.6°F39.3°F-6.7°NCLIMGRID
1991Jan38.2°F39.0°F-0.8°NCLIMGRID
1991Feb47.8°F42.6°F+5.1°NCLIMGRID
1991Mar43.8°F45.9°F-2.1°NCLIMGRID
1991Apr49.0°F49.5°F-0.6°NCLIMGRID
1991May52.7°F55.4°F-2.8°NCLIMGRID
1991Jun58.3°F61.3°F-2.9°NCLIMGRID
1991Jul67.4°F65.9°F+1.4°NCLIMGRID
1991Aug67.7°F66.1°F+1.6°NCLIMGRID
1991Sep65.2°F61.5°F+3.8°NCLIMGRID
1991Oct53.7°F52.6°F+1.1°NCLIMGRID
1991Nov45.7°F44.8°F+0.9°NCLIMGRID
1991Dec40.8°F39.3°F+1.5°NCLIMGRID
1992Jan42.6°F39.0°F+3.6°NCLIMGRID
1992Feb47.9°F42.6°F+5.3°NCLIMGRID
1992Mar51.5°F45.9°F+5.6°NCLIMGRID
1992Apr53.6°F49.5°F+4.1°NCLIMGRID
1992May61.7°F55.4°F+6.3°NCLIMGRID
1992Jun66.2°F61.3°F+4.9°NCLIMGRID
1992Jul68.6°F65.9°F+2.7°NCLIMGRID
1992Aug68.7°F66.1°F+2.6°NCLIMGRID
1992Sep60.7°F61.5°F-0.7°NCLIMGRID
1992Oct55.0°F52.6°F+2.4°NCLIMGRID
1992Nov44.9°F44.8°F+0.2°NCLIMGRID
1992Dec38.0°F39.3°F-1.3°NCLIMGRID
1993Jan35.0°F39.0°F-4.0°NCLIMGRID
1993Feb39.3°F42.6°F-3.3°NCLIMGRID
1993Mar47.9°F45.9°F+2.0°NCLIMGRID
1993Apr50.3°F49.5°F+0.8°NCLIMGRID
1993May60.4°F55.4°F+4.9°NCLIMGRID
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1993Jul61.4°F65.9°F-4.5°NCLIMGRID
1993Aug67.0°F66.1°F+0.9°NCLIMGRID
1993Sep64.3°F61.5°F+2.8°NCLIMGRID
1993Oct55.9°F52.6°F+3.2°NCLIMGRID
1993Nov39.9°F44.8°F-4.9°NCLIMGRID
1993Dec39.2°F39.3°F-0.1°NCLIMGRID
1994Jan43.0°F39.0°F+3.9°NCLIMGRID
1994Feb39.6°F42.6°F-3.0°NCLIMGRID
1994Mar48.9°F45.9°F+3.0°NCLIMGRID
1994Apr51.8°F49.5°F+2.2°NCLIMGRID
1994May58.5°F55.4°F+3.0°NCLIMGRID
1994Jun60.4°F61.3°F-0.9°NCLIMGRID
1994Jul69.0°F65.9°F+3.0°NCLIMGRID
1994Aug66.7°F66.1°F+0.5°NCLIMGRID
1994Sep65.1°F61.5°F+3.7°NCLIMGRID
1994Oct50.9°F52.6°F-1.7°NCLIMGRID
1994Nov39.5°F44.8°F-5.2°NCLIMGRID
1994Dec40.0°F39.3°F+0.7°NCLIMGRID
1995Jan42.3°F39.0°F+3.3°NCLIMGRID
1995Feb46.2°F42.6°F+3.6°NCLIMGRID
1995Mar46.6°F45.9°F+0.7°NCLIMGRID
1995Apr49.5°F49.5°F-0.1°NCLIMGRID
1995May59.8°F55.4°F+4.4°NCLIMGRID
1995Jun62.0°F61.3°F+0.7°NCLIMGRID
1995Jul68.3°F65.9°F+2.4°NCLIMGRID
1995Aug64.5°F66.1°F-1.6°NCLIMGRID
1995Sep64.6°F61.5°F+3.1°NCLIMGRID
1995Oct51.8°F52.6°F-0.8°NCLIMGRID
1995Nov49.6°F44.8°F+4.8°NCLIMGRID
1995Dec40.7°F39.3°F+1.4°NCLIMGRID
1996Jan39.8°F39.0°F+0.7°NCLIMGRID
1996Feb40.3°F42.6°F-2.3°NCLIMGRID
1996Mar46.4°F45.9°F+0.5°NCLIMGRID
1996Apr51.7°F49.5°F+2.2°NCLIMGRID
1996May52.7°F55.4°F-2.7°NCLIMGRID
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1996Jul70.2°F65.9°F+4.3°NCLIMGRID
1996Aug67.4°F66.1°F+1.3°NCLIMGRID
1996Sep58.7°F61.5°F-2.7°NCLIMGRID
1996Oct51.2°F52.6°F-1.4°NCLIMGRID
1996Nov44.0°F44.8°F-0.8°NCLIMGRID
1996Dec39.9°F39.3°F+0.6°NCLIMGRID
1997Jan39.6°F39.0°F+0.5°NCLIMGRID
1997Feb41.8°F42.6°F-0.9°NCLIMGRID
1997Mar45.2°F45.9°F-0.6°NCLIMGRID
1997Apr49.4°F49.5°F-0.1°NCLIMGRID
1997May61.0°F55.4°F+5.6°NCLIMGRID
1997Jun60.3°F61.3°F-1.0°NCLIMGRID
1997Jul66.3°F65.9°F+0.4°NCLIMGRID
1997Aug68.8°F66.1°F+2.7°NCLIMGRID
1997Sep63.0°F61.5°F+1.5°NCLIMGRID
1997Oct51.5°F52.6°F-1.1°NCLIMGRID
1997Nov48.9°F44.8°F+4.1°NCLIMGRID
1997Dec39.7°F39.3°F+0.4°NCLIMGRID
1998Jan42.3°F39.0°F+3.2°NCLIMGRID
1998Feb44.8°F42.6°F+2.2°NCLIMGRID
1998Mar48.0°F45.9°F+2.1°NCLIMGRID
1998Apr50.9°F49.5°F+1.4°NCLIMGRID
1998May54.8°F55.4°F-0.7°NCLIMGRID
1998Jun62.3°F61.3°F+1.0°NCLIMGRID
1998Jul69.5°F65.9°F+3.6°NCLIMGRID
1998Aug68.5°F66.1°F+2.4°NCLIMGRID
1998Sep65.2°F61.5°F+3.7°NCLIMGRID
1998Oct52.2°F52.6°F-0.4°NCLIMGRID
1998Nov46.6°F44.8°F+1.8°NCLIMGRID
1998Dec38.9°F39.3°F-0.4°NCLIMGRID
1999Jan41.4°F39.0°F+2.4°NCLIMGRID
1999Feb42.2°F42.6°F-0.5°NCLIMGRID
1999Mar44.1°F45.9°F-1.8°NCLIMGRID
1999Apr49.2°F49.5°F-0.3°NCLIMGRID
1999May52.7°F55.4°F-2.8°NCLIMGRID
1999Jun59.2°F61.3°F-2.1°NCLIMGRID
1999Jul65.5°F65.9°F-0.4°NCLIMGRID
1999Aug67.3°F66.1°F+1.2°NCLIMGRID
1999Sep63.4°F61.5°F+1.9°NCLIMGRID
1999Oct53.6°F52.6°F+1.0°NCLIMGRID
1999Nov48.7°F44.8°F+3.9°NCLIMGRID
1999Dec42.2°F39.3°F+2.9°NCLIMGRID
2000Jan39.0°F39.0°F-0.1°NCLIMGRID
2000Feb43.4°F42.6°F+0.7°NCLIMGRID
2000Mar44.6°F45.9°F-1.3°NCLIMGRID
2000Apr52.8°F49.5°F+3.2°NCLIMGRID
2000May55.1°F55.4°F-0.4°NCLIMGRID
2000Jun62.7°F61.3°F+1.4°NCLIMGRID
2000Jul64.3°F65.9°F-1.6°NCLIMGRID
2000Aug64.4°F66.1°F-1.7°NCLIMGRID
2000Sep61.1°F61.5°F-0.4°NCLIMGRID
2000Oct52.2°F52.6°F-0.4°NCLIMGRID
2000Nov40.5°F44.8°F-4.3°NCLIMGRID
2000Dec40.3°F39.3°F+1.0°NCLIMGRID
2001Jan41.0°F39.0°F+1.9°NCLIMGRID
2001Feb41.3°F42.6°F-1.3°NCLIMGRID
2001Mar47.0°F45.9°F+1.2°NCLIMGRID
2001Apr48.4°F49.5°F-1.1°NCLIMGRID
2001May58.3°F55.4°F+2.9°NCLIMGRID
2001Jun58.4°F61.3°F-2.9°NCLIMGRID
2001Jul64.0°F65.9°F-1.9°NCLIMGRID
2001Aug67.1°F66.1°F+1.0°NCLIMGRID
2001Sep63.6°F61.5°F+2.1°NCLIMGRID
2001Oct52.0°F52.6°F-0.6°NCLIMGRID
2001Nov46.6°F44.8°F+1.8°NCLIMGRID
2001Dec39.7°F39.3°F+0.3°NCLIMGRID
2002Jan40.2°F39.0°F+1.1°NCLIMGRID
2002Feb43.0°F42.6°F+0.4°NCLIMGRID
2002Mar43.6°F45.9°F-2.3°NCLIMGRID
2002Apr51.2°F49.5°F+1.7°NCLIMGRID
2002May53.9°F55.4°F-1.5°NCLIMGRID
2002Jun63.3°F61.3°F+2.1°NCLIMGRID
2002Jul68.9°F65.9°F+2.9°NCLIMGRID
2002Aug67.2°F66.1°F+1.1°NCLIMGRID
2002Sep63.1°F61.5°F+1.6°NCLIMGRID
2002Oct52.6°F52.6°F+0.0°NCLIMGRID
2002Nov47.9°F44.8°F+3.1°NCLIMGRID
2002Dec42.1°F39.3°F+2.8°NCLIMGRID
2003Jan44.5°F39.0°F+5.4°NCLIMGRID
2003Feb43.5°F42.6°F+0.9°NCLIMGRID
2003Mar47.6°F45.9°F+1.7°NCLIMGRID
2003Apr48.7°F49.5°F-0.8°NCLIMGRID
2003May56.0°F55.4°F+0.5°NCLIMGRID
2003Jun64.5°F61.3°F+3.3°NCLIMGRID
2003Jul69.5°F65.9°F+3.6°NCLIMGRID
2003Aug68.1°F66.1°F+2.0°NCLIMGRID
2003Sep64.4°F61.5°F+2.9°NCLIMGRID
2003Oct56.7°F52.6°F+4.1°NCLIMGRID
2003Nov42.6°F44.8°F-2.2°NCLIMGRID
2003Dec41.1°F39.3°F+1.7°NCLIMGRID
2004Jan39.3°F39.0°F+0.2°NCLIMGRID
2004Feb44.2°F42.6°F+1.5°NCLIMGRID
2004Mar50.1°F45.9°F+4.2°NCLIMGRID
2004Apr54.1°F49.5°F+4.5°NCLIMGRID
2004May57.6°F55.4°F+2.2°NCLIMGRID
2004Jun64.3°F61.3°F+3.0°NCLIMGRID
2004Jul70.3°F65.9°F+4.3°NCLIMGRID
2004Aug69.9°F66.1°F+3.8°NCLIMGRID
2004Sep60.6°F61.5°F-0.9°NCLIMGRID
2004Oct54.7°F52.6°F+2.1°NCLIMGRID
2004Nov44.6°F44.8°F-0.2°NCLIMGRID
2004Dec42.3°F39.3°F+3.0°NCLIMGRID
2005Jan42.2°F39.0°F+3.1°NCLIMGRID
2005Feb43.7°F42.6°F+1.1°NCLIMGRID
2005Mar49.3°F45.9°F+3.5°NCLIMGRID
2005Apr50.9°F49.5°F+1.4°NCLIMGRID
2005May58.2°F55.4°F+2.8°NCLIMGRID
2005Jun59.3°F61.3°F-1.9°NCLIMGRID
2005Jul67.8°F65.9°F+1.9°NCLIMGRID
2005Aug68.7°F66.1°F+2.6°NCLIMGRID
2005Sep60.2°F61.5°F-1.3°NCLIMGRID
2005Oct53.8°F52.6°F+1.2°NCLIMGRID
2005Nov43.8°F44.8°F-1.0°NCLIMGRID
2005Dec38.5°F39.3°F-0.8°NCLIMGRID
2006Jan43.6°F39.0°F+4.5°NCLIMGRID
2006Feb41.0°F42.6°F-1.7°NCLIMGRID
2006Mar44.8°F45.9°F-1.1°NCLIMGRID
2006Apr52.0°F49.5°F+2.5°NCLIMGRID
2006May57.6°F55.4°F+2.1°NCLIMGRID
2006Jun63.8°F61.3°F+2.5°NCLIMGRID
2006Jul68.2°F65.9°F+2.2°NCLIMGRID
2006Aug65.8°F66.1°F-0.3°NCLIMGRID
2006Sep62.3°F61.5°F+0.9°NCLIMGRID
2006Oct52.2°F52.6°F-0.4°NCLIMGRID
2006Nov45.0°F44.8°F+0.2°NCLIMGRID
2006Dec41.1°F39.3°F+1.7°NCLIMGRID
2007Jan38.6°F39.0°F-0.4°NCLIMGRID
2007Feb44.8°F42.6°F+2.1°NCLIMGRID
2007Mar49.2°F45.9°F+3.3°NCLIMGRID
2007Apr49.8°F49.5°F+0.3°NCLIMGRID
2007May56.6°F55.4°F+1.1°NCLIMGRID
2007Jun60.0°F61.3°F-1.3°NCLIMGRID
2007Jul67.8°F65.9°F+1.8°NCLIMGRID
2007Aug65.4°F66.1°F-0.7°NCLIMGRID
2007Sep60.3°F61.5°F-1.2°NCLIMGRID
2007Oct50.9°F52.6°F-1.7°NCLIMGRID
2007Nov45.1°F44.8°F+0.3°NCLIMGRID
2007Dec40.0°F39.3°F+0.7°NCLIMGRID
2008Jan37.4°F39.0°F-1.6°NCLIMGRID
2008Feb43.4°F42.6°F+0.7°NCLIMGRID
2008Mar43.6°F45.9°F-2.2°NCLIMGRID
2008Apr46.1°F49.5°F-3.4°NCLIMGRID
2008May56.7°F55.4°F+1.2°NCLIMGRID
2008Jun59.1°F61.3°F-2.2°NCLIMGRID
2008Jul66.4°F65.9°F+0.4°NCLIMGRID
2008Aug66.6°F66.1°F+0.5°NCLIMGRID
2008Sep63.4°F61.5°F+2.0°NCLIMGRID
2008Oct52.6°F52.6°F+0.0°NCLIMGRID
2008Nov48.8°F44.8°F+4.0°NCLIMGRID
2008Dec37.0°F39.3°F-2.3°NCLIMGRID
2009Jan41.0°F39.0°F+1.9°NCLIMGRID
2009Feb42.4°F42.6°F-0.3°NCLIMGRID
2009Mar43.3°F45.9°F-2.6°NCLIMGRID
2009Apr50.1°F49.5°F+0.6°NCLIMGRID
2009May57.9°F55.4°F+2.4°NCLIMGRID
2009Jun62.6°F61.3°F+1.3°NCLIMGRID
2009Jul70.8°F65.9°F+4.9°NCLIMGRID
2009Aug66.5°F66.1°F+0.4°NCLIMGRID
2009Sep63.4°F61.5°F+2.0°NCLIMGRID
2009Oct51.8°F52.6°F-0.8°NCLIMGRID
2009Nov45.9°F44.8°F+1.1°NCLIMGRID
2009Dec37.0°F39.3°F-2.3°NCLIMGRID
2010Jan45.6°F39.0°F+6.5°NCLIMGRID
2010Feb46.5°F42.6°F+3.9°NCLIMGRID
2010Mar47.6°F45.9°F+1.7°NCLIMGRID
2010Apr49.0°F49.5°F-0.5°NCLIMGRID
2010May53.3°F55.4°F-2.1°NCLIMGRID
2010Jun58.3°F61.3°F-2.9°NCLIMGRID
2010Jul65.9°F65.9°F+0.0°NCLIMGRID
2010Aug66.0°F66.1°F-0.1°NCLIMGRID
2010Sep62.1°F61.5°F+0.6°NCLIMGRID
2010Oct54.2°F52.6°F+1.6°NCLIMGRID
2010Nov44.2°F44.8°F-0.5°NCLIMGRID
2010Dec42.3°F39.3°F+3.0°NCLIMGRID
2011Jan41.9°F39.0°F+2.8°NCLIMGRID
2011Feb39.8°F42.6°F-2.8°NCLIMGRID
2011Mar44.8°F45.9°F-1.0°NCLIMGRID
2011Apr46.0°F49.5°F-3.5°NCLIMGRID
2011May51.6°F55.4°F-3.8°NCLIMGRID
2011Jun58.8°F61.3°F-2.5°NCLIMGRID
2011Jul63.2°F65.9°F-2.7°NCLIMGRID
2011Aug66.5°F66.1°F+0.4°NCLIMGRID
2011Sep65.2°F61.5°F+3.8°NCLIMGRID
2011Oct53.5°F52.6°F+0.9°NCLIMGRID
2011Nov43.8°F44.8°F-1.0°NCLIMGRID
2011Dec39.5°F39.3°F+0.1°NCLIMGRID
2012Jan41.2°F39.0°F+2.2°NCLIMGRID
2012Feb42.8°F42.6°F+0.2°NCLIMGRID
2012Mar43.1°F45.9°F-2.8°NCLIMGRID
2012Apr51.4°F49.5°F+1.9°NCLIMGRID
2012May55.2°F55.4°F-0.2°NCLIMGRID
2012Jun58.6°F61.3°F-2.7°NCLIMGRID
2012Jul65.3°F65.9°F-0.6°NCLIMGRID
2012Aug67.8°F66.1°F+1.7°NCLIMGRID
2012Sep63.7°F61.5°F+2.2°NCLIMGRID
2012Oct54.0°F52.6°F+1.4°NCLIMGRID
2012Nov47.0°F44.8°F+2.2°NCLIMGRID
2012Dec38.9°F39.3°F-0.4°NCLIMGRID
2013Jan38.2°F39.0°F-0.9°NCLIMGRID
2013Feb43.6°F42.6°F+0.9°NCLIMGRID
2013Mar47.3°F45.9°F+1.4°NCLIMGRID
2013Apr51.5°F49.5°F+2.0°NCLIMGRID
2013May57.5°F55.4°F+2.0°NCLIMGRID
2013Jun62.8°F61.3°F+1.5°NCLIMGRID
2013Jul68.0°F65.9°F+2.1°NCLIMGRID
2013Aug67.2°F66.1°F+1.1°NCLIMGRID
2013Sep62.7°F61.5°F+1.2°NCLIMGRID
2013Oct52.5°F52.6°F-0.1°NCLIMGRID
2013Nov45.6°F44.8°F+0.8°NCLIMGRID
2013Dec36.4°F39.3°F-2.9°NCLIMGRID
2014Jan42.8°F39.0°F+3.7°NCLIMGRID
2014Feb40.3°F42.6°F-2.3°NCLIMGRID
2014Mar48.4°F45.9°F+2.5°NCLIMGRID
2014Apr51.4°F49.5°F+1.9°NCLIMGRID
2014May58.6°F55.4°F+3.1°NCLIMGRID
2014Jun61.4°F61.3°F+0.1°NCLIMGRID
2014Jul69.9°F65.9°F+4.0°NCLIMGRID
2014Aug69.8°F66.1°F+3.7°NCLIMGRID
2014Sep65.2°F61.5°F+3.7°NCLIMGRID
2014Oct58.2°F52.6°F+5.6°NCLIMGRID
2014Nov46.0°F44.8°F+1.2°NCLIMGRID
2014Dec43.7°F39.3°F+4.4°NCLIMGRID
2015Jan45.3°F39.0°F+6.3°NCLIMGRID
2015Feb48.9°F42.6°F+6.2°NCLIMGRID
2015Mar52.0°F45.9°F+6.1°NCLIMGRID
2015Apr51.3°F49.5°F+1.8°NCLIMGRID
2015May59.1°F55.4°F+3.7°NCLIMGRID
2015Jun67.7°F61.3°F+6.5°NCLIMGRID
2015Jul70.6°F65.9°F+4.6°NCLIMGRID
2015Aug68.8°F66.1°F+2.7°NCLIMGRID
2015Sep61.0°F61.5°F-0.5°NCLIMGRID
2015Oct58.2°F52.6°F+5.6°NCLIMGRID
2015Nov44.2°F44.8°F-0.6°NCLIMGRID
2015Dec41.8°F39.3°F+2.5°NCLIMGRID
2016Jan42.6°F39.0°F+3.6°NCLIMGRID
2016Feb47.1°F42.6°F+4.4°NCLIMGRID
2016Mar48.0°F45.9°F+2.2°NCLIMGRID
2016Apr56.1°F49.5°F+6.6°NCLIMGRID
2016May59.7°F55.4°F+4.3°NCLIMGRID
2016Jun62.7°F61.3°F+1.4°NCLIMGRID
2016Jul65.7°F65.9°F-0.3°NCLIMGRID
2016Aug68.7°F66.1°F+2.6°NCLIMGRID
2016Sep60.6°F61.5°F-0.8°NCLIMGRID
2016Oct53.6°F52.6°F+1.0°NCLIMGRID
2016Nov50.3°F44.8°F+5.5°NCLIMGRID
2016Dec36.2°F39.3°F-3.1°NCLIMGRID
2017Jan35.3°F39.0°F-3.7°NCLIMGRID
2017Feb41.8°F42.6°F-0.8°NCLIMGRID
2017Mar46.5°F45.9°F+0.6°NCLIMGRID
2017Apr49.0°F49.5°F-0.5°NCLIMGRID
2017May58.1°F55.4°F+2.6°NCLIMGRID
2017Jun62.5°F61.3°F+1.2°NCLIMGRID
2017Jul67.1°F65.9°F+1.1°NCLIMGRID
2017Aug71.2°F66.1°F+5.1°NCLIMGRID
2017Sep64.5°F61.5°F+3.1°NCLIMGRID
2017Oct52.7°F52.6°F+0.1°NCLIMGRID
2017Nov46.0°F44.8°F+1.3°NCLIMGRID
2017Dec39.2°F39.3°F-0.1°NCLIMGRID
2018Jan44.7°F39.0°F+5.7°NCLIMGRID
2018Feb41.0°F42.6°F-1.6°NCLIMGRID
2018Mar44.6°F45.9°F-1.3°NCLIMGRID
2018Apr51.1°F49.5°F+1.6°NCLIMGRID
2018May60.0°F55.4°F+4.5°NCLIMGRID
2018Jun61.5°F61.3°F+0.2°NCLIMGRID
2018Jul70.1°F65.9°F+4.2°NCLIMGRID
2018Aug68.5°F66.1°F+2.4°NCLIMGRID
2018Sep60.6°F61.5°F-0.9°NCLIMGRID
2018Oct54.7°F52.6°F+2.1°NCLIMGRID
2018Nov46.7°F44.8°F+2.0°NCLIMGRID
2018Dec41.4°F39.3°F+2.1°NCLIMGRID
2019Jan42.5°F39.0°F+3.5°NCLIMGRID
2019Feb36.8°F42.6°F-5.8°NCLIMGRID
2019Mar44.6°F45.9°F-1.3°NCLIMGRID
2019Apr51.8°F49.5°F+2.3°NCLIMGRID
2019May59.0°F55.4°F+3.6°NCLIMGRID
2019Jun62.3°F61.3°F+1.0°NCLIMGRID
2019Jul65.9°F65.9°F+0.0°NCLIMGRID
2019Aug67.8°F66.1°F+1.7°NCLIMGRID
2019Sep61.4°F61.5°F-0.1°NCLIMGRID
2019Oct49.0°F52.6°F-3.6°NCLIMGRID
2019Nov45.9°F44.8°F+1.1°NCLIMGRID
2019Dec41.8°F39.3°F+2.5°NCLIMGRID
2020Jan44.2°F39.0°F+5.2°NCLIMGRID
2020Feb43.3°F42.6°F+0.6°NCLIMGRID
2020Mar44.3°F45.9°F-1.5°NCLIMGRID
2020Apr51.9°F49.5°F+2.3°NCLIMGRID
2020May57.6°F55.4°F+2.1°NCLIMGRID
2020Jun61.4°F61.3°F+0.1°NCLIMGRID
2020Jul66.5°F65.9°F+0.5°NCLIMGRID
2020Aug67.1°F66.1°F+1.0°NCLIMGRID
2020Sep65.0°F61.5°F+3.6°NCLIMGRID
2020Oct54.9°F52.6°F+2.3°NCLIMGRID
2020Nov45.0°F44.8°F+0.2°NCLIMGRID
2020Dec42.5°F39.3°F+3.2°NCLIMGRID
2021Jan43.2°F39.0°F+4.2°NCLIMGRID
2021Feb40.7°F42.6°F-2.0°NCLIMGRID
2021Mar44.6°F45.9°F-1.3°NCLIMGRID
2021Apr52.5°F49.5°F+3.0°NCLIMGRID
2021May56.7°F55.4°F+1.3°NCLIMGRID
2021Jun66.9°F61.3°F+5.6°NCLIMGRID
2021Jul69.0°F65.9°F+3.1°NCLIMGRID
2021Aug68.8°F66.1°F+2.6°NCLIMGRID
2021Sep62.2°F61.5°F+0.8°NCLIMGRID
2021Oct51.3°F52.6°F-1.3°NCLIMGRID
2021Nov47.7°F44.8°F+2.9°NCLIMGRID
2021Dec39.1°F39.3°F-0.2°NCLIMGRID
2022Jan42.1°F39.0°F+3.0°NCLIMGRID
2022Feb42.7°F42.6°F+0.1°NCLIMGRID
2022Mar47.5°F45.9°F+1.6°NCLIMGRID
2022Apr46.4°F49.5°F-3.2°NCLIMGRID
2022May52.3°F55.4°F-3.2°NCLIMGRID
2022Jun61.0°F61.3°F-0.3°NCLIMGRID
2022Jul69.3°F65.9°F+3.4°NCLIMGRID
2022Aug70.9°F66.1°F+4.8°NCLIMGRID
2022Sep66.0°F61.5°F+4.5°NCLIMGRID
2022Oct59.5°F52.6°F+6.9°NCLIMGRID
2022Nov41.7°F44.8°F-3.1°NCLIMGRID
2022Dec38.9°F39.3°F-0.4°NCLIMGRID
2023Jan41.9°F39.0°F+2.9°NCLIMGRID
2023Feb39.4°F42.6°F-3.3°NCLIMGRID
2023Mar42.6°F45.9°F-3.3°NCLIMGRID
2023Apr48.5°F49.5°F-1.0°NCLIMGRID
2023May61.1°F55.4°F+5.6°NCLIMGRID
2023Jun62.6°F61.3°F+1.3°NCLIMGRID
2023Jul69.2°F65.9°F+3.2°NCLIMGRID
2023Aug71.0°F66.1°F+4.9°NCLIMGRID
2023Sep60.9°F61.5°F-0.5°NCLIMGRID
2023Oct54.5°F52.6°F+1.9°NCLIMGRID
2023Nov46.1°F44.8°F+1.3°NCLIMGRID
2023Dec45.1°F39.3°F+5.8°NCLIMGRID
2024Jan40.6°F39.0°F+1.5°NCLIMGRID
2024Feb43.6°F42.6°F+0.9°NCLIMGRID
2024Mar46.7°F45.9°F+0.9°NCLIMGRID
2024Apr51.2°F49.5°F+1.6°NCLIMGRID
2024May55.2°F55.4°F-0.2°NCLIMGRID
2024Jun61.8°F61.3°F+0.5°NCLIMGRID
2024Jul70.9°F65.9°F+4.9°NCLIMGRID
2024Aug66.9°F66.1°F+0.8°NCLIMGRID
2024Sep63.7°F61.5°F+2.2°NCLIMGRID
2024Oct54.1°F52.6°F+1.5°NCLIMGRID
2024Nov44.9°F44.8°F+0.2°NCLIMGRID
2024Dec43.3°F39.3°F+4.0°NCLIMGRID
2025Jan40.9°F39.0°F+1.8°NCLIMGRID
2025Feb40.7°F42.6°F-1.9°NCLIMGRID
2025Mar47.9°F45.9°F+2.0°NCLIMGRID
2025Apr52.5°F49.5°F+3.0°NCLIMGRID
2025May57.0°F55.4°F+1.6°NCLIMGRID
2025Jun63.4°F61.3°F+2.2°NCLIMGRID
2025Jul69.6°F65.9°F+3.7°NCLIMGRID
2025Aug71.3°F66.1°F+5.2°NCLIMGRID
2025Sep65.8°F61.5°F+4.4°NCLIMGRID
2025Oct52.4°F52.6°F-0.2°NCLIMGRID
2025Nov48.4°F44.8°F+3.6°NCLIMGRID
2025Dec45.8°F39.3°F+6.5°NCLIMGRID
2026Jan42.4°F39.0°F+3.4°NCLIMGRID
2026Feb43.9°F42.6°F+1.2°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
January39.0°F26/26
February42.6°F26/26
March45.9°F26/26
April49.5°F26/26
May55.4°F26/26
June61.3°F26/26
July65.9°F26/26
August66.1°F26/26
September61.5°F26/26
October52.6°F26/26
November44.8°F26/26
December39.3°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 Cornelius, Oregon getting warmer?

Based on 96+ years of NOAA temperature records, Cornelius has warmed at a rate of approximately 0.20°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 Cornelius?

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

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

How are the climate visualizations for Cornelius created?

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

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

Wear Cornelius's Climate Story

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