Climate Change in Prospect, Oregon

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

Based on our analysis of 96 years of temperature data near Prospect, 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 +3.5°F above the historical baseline.

Key Climate Facts

Rate of Change

+0.2°F

per decade

Warmest Year

2015

+3.5°F anomaly

Recent Warm Years

10 / 10

above-average years

Decade Shift

+1.8°F

2020s vs 1930s

Compared to the National Average

Prospect is warming at roughly the national average rate.

National: +0.20°F/decade
Prospect: +0.23°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 Prospect's long-term warming trend.

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

Temperature Trend

Annual temperature anomalies plotted over time with a linear regression trend line. The slope of +0.23°F per decade quantifies the rate of change.

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

Temperature by Decade

1930s
-0.08°F
1940s
-0.30°F
1950s
-0.50°F
1960s
-0.17°F
1970s
-0.35°F
1980s
+0.22°F
1990s
+1.00°F
2000s
+1.11°F
2010s
+1.28°F
2020s
+1.79°F

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

Anomaly Scale

-4.3°F Colder Normal +4.9°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 Prospect, OR. Filter by decade or download as CSV.

Data Sources & Audit

Station
nClimGrid 5km Grid Point
Distance
0.4 mi
Coverage
99.1%
Records
1,154
Range
1930-01 – 2026-02
Full Data Audit 1,154 records
YearMonthTempBaselineAnomalySourceGap
1930Jan28.4°F36.3°F-7.9°NCLIMGRID
1930Feb39.7°F39.2°F+0.5°NCLIMGRID
1930Mar42.7°F41.3°F+1.5°NCLIMGRID
1930Apr47.8°F45.3°F+2.6°NCLIMGRID
1930May48.8°F52.2°F-3.4°NCLIMGRID
1930Jun57.1°F59.6°F-2.5°NCLIMGRID
1930Jul65.1°F66.3°F-1.2°NCLIMGRID
1930Aug65.8°F65.9°F-0.2°NCLIMGRID
1930Sep57.8°F60.0°F-2.2°NCLIMGRID
1930Oct49.3°F51.0°F-1.7°NCLIMGRID
1930Nov40.9°F40.8°F+0.1°NCLIMGRID
1930Dec34.8°F35.9°F-1.2°NCLIMGRID
1931Jan38.3°F36.3°F+2.0°NCLIMGRID
1931Feb39.6°F39.2°F+0.4°NCLIMGRID
1931Mar42.5°F41.3°F+1.2°NCLIMGRID
1931Apr48.9°F45.3°F+3.7°NCLIMGRID
1931May57.8°F52.2°F+5.6°NCLIMGRID
1931Jun58.4°F59.6°F-1.1°NCLIMGRID
1931Jul68.5°F66.3°F+2.2°NCLIMGRID
1931Aug66.2°F65.9°F+0.2°NCLIMGRID
1931Sep57.7°F60.0°F-2.4°NCLIMGRID
1931Oct49.0°F51.0°F-2.0°NCLIMGRID
1931Nov36.3°F40.8°F-4.5°NCLIMGRID
1931Dec34.2°F35.9°F-1.7°NCLIMGRID
1932Jan32.2°F36.3°F-4.1°NCLIMGRID
1932Feb34.6°F39.2°F-4.6°NCLIMGRID
1932Mar42.4°F41.3°F+1.1°NCLIMGRID
1932Apr44.5°F45.3°F-0.8°NCLIMGRID
1932May51.7°F52.2°F-0.6°NCLIMGRID
1932Jun61.0°F59.6°F+1.4°NCLIMGRID
1932Jul63.4°F66.3°F-2.8°NCLIMGRID
1932Aug63.8°F65.9°F-2.1°NCLIMGRID
1932Sep62.5°F60.0°F+2.4°NCLIMGRID
1932Oct51.1°F51.0°F+0.1°NCLIMGRID
1932Nov43.3°F40.8°F+2.4°NCLIMGRID
1932Dec30.6°F35.9°F-5.4°NCLIMGRID
1933Jan31.1°F36.3°F-5.1°NCLIMGRID
1933Feb32.4°F39.2°F-6.8°NCLIMGRID
1933Mar39.5°F41.3°F-1.8°NCLIMGRID
1933Apr46.2°F45.3°F+0.9°NCLIMGRID
1933May46.3°F52.2°F-5.9°NCLIMGRID
1933Jun58.6°F59.6°F-1.0°NCLIMGRID
1933Jul67.7°F66.3°F+1.4°NCLIMGRID
1933Aug67.5°F65.9°F+1.6°NCLIMGRID
1933Sep55.6°F60.0°F-4.4°NCLIMGRID
1933Oct54.1°F51.0°F+3.1°NCLIMGRID
1933Nov42.9°F40.8°F+2.1°NCLIMGRID
1933Dec38.6°F35.9°F+2.6°NCLIMGRID
1934Jan40.2°F36.3°F+3.9°NCLIMGRID
1934Feb42.7°F39.2°F+3.5°NCLIMGRID
1934Mar49.3°F41.3°F+8.0°NCLIMGRID
1934Apr52.4°F45.3°F+7.1°NCLIMGRID
1934May56.1°F52.2°F+3.9°NCLIMGRID
1934Jun58.5°F59.6°F-1.0°NCLIMGRID
1934Jul65.5°F66.3°F-0.7°NCLIMGRID
1934Aug68.1°F65.9°F+2.2°NCLIMGRID
1934Sep60.5°F60.0°F+0.4°NCLIMGRID
1934Oct51.5°F51.0°F+0.5°NCLIMGRID
1934Nov42.8°F40.8°F+2.0°NCLIMGRID
1934Dec37.6°F35.9°F+1.7°NCLIMGRID
1935Jan33.8°F36.3°F-2.4°NCLIMGRID
1935Feb39.9°F39.2°F+0.7°NCLIMGRID
1935Mar37.1°F41.3°F-4.2°NCLIMGRID
1935Apr45.7°F45.3°F+0.5°NCLIMGRID
1935May52.3°F52.2°F+0.1°NCLIMGRID
1935Jun59.8°F59.6°F+0.3°NCLIMGRID
1935Jul64.3°F66.3°F-2.0°NCLIMGRID
1935Aug66.5°F65.9°F+0.6°NCLIMGRID
1935Sep63.2°F60.0°F+3.2°NCLIMGRID
1935Oct48.4°F51.0°F-2.6°NCLIMGRID
1935Nov37.9°F40.8°F-3.0°NCLIMGRID
1935Dec37.0°F35.9°F+1.0°NCLIMGRID
1936Jan37.2°F36.3°F+1.0°NCLIMGRID
1936Feb37.7°F39.2°F-1.5°NCLIMGRID
1936Mar41.0°F41.3°F-0.3°NCLIMGRID
1936Apr49.4°F45.3°F+4.1°NCLIMGRID
1936May55.7°F52.2°F+3.5°NCLIMGRID
1936Jun59.9°F59.6°F+0.3°NCLIMGRID
1936Jul66.4°F66.3°F+0.1°NCLIMGRID
1936Aug66.6°F65.9°F+0.6°NCLIMGRID
1936Sep59.7°F60.0°F-0.4°NCLIMGRID
1936Oct53.4°F51.0°F+2.4°NCLIMGRID
1936Nov42.9°F40.8°F+2.0°NCLIMGRID
1936Dec34.4°F35.9°F-1.5°NCLIMGRID
1937Jan23.3°F36.3°F-12.9°NCLIMGRID
1937Feb33.8°F39.2°F-5.4°NCLIMGRID
1937Mar41.0°F41.3°F-0.3°NCLIMGRID
1937Apr43.3°F45.3°F-2.0°NCLIMGRID
1937May53.5°F52.2°F+1.3°NCLIMGRID
1937Jun59.7°F59.6°F+0.1°NCLIMGRID
1937Jul67.4°F66.3°F+1.1°NCLIMGRID
1937Aug64.0°F65.9°F-1.9°NCLIMGRID
1937Sep60.4°F60.0°F+0.3°NCLIMGRID
1937Oct52.0°F51.0°F+1.0°NCLIMGRID
1937Nov43.2°F40.8°F+2.4°NCLIMGRID
1937Dec38.8°F35.9°F+2.8°NCLIMGRID
1938Jan37.0°F36.3°F+0.7°NCLIMGRID
1938Feb35.6°F39.2°F-3.6°NCLIMGRID
1938Mar37.6°F41.3°F-3.7°NCLIMGRID
1938Apr46.4°F45.3°F+1.2°NCLIMGRID
1938May52.8°F52.2°F+0.6°NCLIMGRID
1938Jun60.7°F59.6°F+1.1°NCLIMGRID
1938Jul69.2°F66.3°F+3.0°NCLIMGRID
1938Aug63.6°F65.9°F-2.3°NCLIMGRID
1938Sep62.1°F60.0°F+2.1°NCLIMGRID
1938Oct49.4°F51.0°F-1.6°NCLIMGRID
1938Nov38.5°F40.8°F-2.3°NCLIMGRID
1938Dec37.6°F35.9°F+1.6°NCLIMGRID
1939Jan35.2°F36.3°F-1.0°NCLIMGRID
1939Feb33.6°F39.2°F-5.6°NCLIMGRID
1939Mar43.0°F41.3°F+1.7°NCLIMGRID
1939Apr50.1°F45.3°F+4.8°NCLIMGRID
1939May54.1°F52.2°F+1.9°NCLIMGRID
1939Jun57.2°F59.6°F-2.4°NCLIMGRID
1939Jul67.7°F66.3°F+1.5°NCLIMGRID
1939Aug68.5°F65.9°F+2.6°NCLIMGRID
1939Sep61.2°F60.0°F+1.2°NCLIMGRID
1939Oct50.8°F51.0°F-0.2°NCLIMGRID
1939Nov43.0°F40.8°F+2.2°NCLIMGRID
1939Dec40.1°F35.9°F+4.2°NCLIMGRID
1940Jan38.9°F36.3°F+2.6°NCLIMGRID
1940Feb40.2°F39.2°F+1.0°NCLIMGRID
1940Mar44.8°F41.3°F+3.5°NCLIMGRID
1940Apr48.4°F45.3°F+3.1°NCLIMGRID
1940May57.1°F52.2°F+4.9°NCLIMGRID
1940Jun63.9°F59.6°F+4.4°NCLIMGRID
1940Jul65.6°F66.3°F-0.7°NCLIMGRID
1940Aug68.3°F65.9°F+2.3°NCLIMGRID
1940Sep58.6°F60.0°F-1.5°NCLIMGRID
1940Oct51.6°F51.0°F+0.6°NCLIMGRID
1940Nov39.6°F40.8°F-1.2°NCLIMGRID
1940Dec38.0°F35.9°F+2.0°NCLIMGRID
1941Jan37.9°F36.3°F+1.6°NCLIMGRID
1941Feb41.4°F39.2°F+2.2°NCLIMGRID
1941Mar45.3°F41.3°F+4.0°NCLIMGRID
1941Apr46.2°F45.3°F+0.9°NCLIMGRID
1941May53.1°F52.2°F+0.8°NCLIMGRID
1941Jun56.2°F59.6°F-3.4°NCLIMGRID
1941Jul67.3°F66.3°F+1.0°NCLIMGRID
1941Aug64.0°F65.9°F-1.9°NCLIMGRID
1941Sep55.2°F60.0°F-4.8°NCLIMGRID
1941Oct48.7°F51.0°F-2.3°NCLIMGRID
1941Nov44.6°F40.8°F+3.7°NCLIMGRID
1941Dec36.5°F35.9°F+0.6°NCLIMGRID
1942Jan37.1°F36.3°F+0.8°NCLIMGRID
1942Feb36.3°F39.2°F-2.9°NCLIMGRID
1942Mar41.0°F41.3°F-0.3°NCLIMGRID
1942Apr46.1°F45.3°F+0.9°NCLIMGRID
1942May50.2°F52.2°F-2.0°NCLIMGRID
1942Jun57.1°F59.6°F-2.5°NCLIMGRID
1942Jul67.8°F66.3°F+1.5°NCLIMGRID
1942Aug67.8°F65.9°F+1.8°NCLIMGRID
1942Sep61.6°F60.0°F+1.6°NCLIMGRID
1942Oct52.6°F51.0°F+1.6°NCLIMGRID
1942Nov40.9°F40.8°F+0.1°NCLIMGRID
1942Dec37.0°F35.9°F+1.0°NCLIMGRID
1943Jan34.4°F36.3°F-1.9°NCLIMGRID
1943Feb40.4°F39.2°F+1.2°NCLIMGRID
1943Mar41.8°F41.3°F+0.5°NCLIMGRID
1943Apr48.9°F45.3°F+3.6°NCLIMGRID
1943May51.0°F52.2°F-1.2°NCLIMGRID
1943Jun55.4°F59.6°F-4.2°NCLIMGRID
1943Jul66.1°F66.3°F-0.1°NCLIMGRID
1943Aug62.9°F65.9°F-3.1°NCLIMGRID
1943Sep64.9°F60.0°F+4.9°NCLIMGRID
1943Oct49.2°F51.0°F-1.8°NCLIMGRID
1943Nov42.7°F40.8°F+1.8°NCLIMGRID
1943Dec37.0°F35.9°F+1.0°NCLIMGRID
1944Jan35.7°F36.3°F-0.6°NCLIMGRID
1944Feb36.8°F39.2°F-2.4°NCLIMGRID
1944Mar40.4°F41.3°F-0.9°NCLIMGRID
1944Apr43.9°F45.3°F-1.3°NCLIMGRID
1944May52.4°F52.2°F+0.2°NCLIMGRID
1944Jun55.9°F59.6°F-3.6°NCLIMGRID
1944Jul65.6°F66.3°F-0.7°NCLIMGRID
1944Aug63.7°F65.9°F-2.3°NCLIMGRID
1944Sep60.8°F60.0°F+0.8°NCLIMGRID
1944Oct54.5°F51.0°F+3.5°NCLIMGRID
1944Nov39.5°F40.8°F-1.4°NCLIMGRID
1944Dec38.1°F35.9°F+2.2°NCLIMGRID
1945Jan37.4°F36.3°F+1.2°NCLIMGRID
1945Feb39.1°F39.2°F-0.1°NCLIMGRID
1945Mar38.3°F41.3°F-3.0°NCLIMGRID
1945Apr45.6°F45.3°F+0.3°NCLIMGRID
1945May53.2°F52.2°F+1.0°NCLIMGRID
1945Jun57.0°F59.6°F-2.6°NCLIMGRID
1945Jul67.2°F66.3°F+1.0°NCLIMGRID
1945Aug66.1°F65.9°F+0.2°NCLIMGRID
1945Sep58.7°F60.0°F-1.4°NCLIMGRID
1945Oct51.6°F51.0°F+0.6°NCLIMGRID
1945Nov38.8°F40.8°F-2.0°NCLIMGRID
1945Dec38.2°F35.9°F+2.2°NCLIMGRID
1946Jan34.4°F36.3°F-1.9°NCLIMGRID
1946Feb37.0°F39.2°F-2.2°NCLIMGRID
1946Mar40.1°F41.3°F-1.2°NCLIMGRID
1946Apr47.6°F45.3°F+2.3°NCLIMGRID
1946May54.2°F52.2°F+2.0°NCLIMGRID
1946Jun56.5°F59.6°F-3.1°NCLIMGRID
1946Jul66.7°F66.3°F+0.4°NCLIMGRID
1946Aug67.3°F65.9°F+1.3°NCLIMGRID
1946Sep58.3°F60.0°F-1.8°NCLIMGRID
1946Oct45.3°F51.0°F-5.7°NCLIMGRID
1946Nov39.8°F40.8°F-1.1°NCLIMGRID
1946Dec37.8°F35.9°F+1.8°NCLIMGRID
1947Jan34.1°F36.3°F-2.2°NCLIMGRID
1947Feb42.8°F39.2°F+3.6°NCLIMGRID
1947Mar44.5°F41.3°F+3.3°NCLIMGRID
1947Apr48.5°F45.3°F+3.3°NCLIMGRID
1947May57.5°F52.2°F+5.3°NCLIMGRID
1947Jun55.8°F59.6°F-3.8°NCLIMGRID
1947Jul63.8°F66.3°F-2.5°NCLIMGRID
1947Aug61.8°F65.9°F-4.1°NCLIMGRID
1947Sep60.0°F60.0°F-0.1°NCLIMGRID
1947Oct50.7°F51.0°F-0.3°NCLIMGRID
1947Nov39.8°F40.8°F-1.0°NCLIMGRID
1947Dec36.1°F35.9°F+0.2°NCLIMGRID
1948Jan37.9°F36.3°F+1.6°NCLIMGRID
1948Feb34.6°F39.2°F-4.6°NCLIMGRID
1948Mar38.0°F41.3°F-3.3°NCLIMGRID
1948Apr41.6°F45.3°F-3.7°NCLIMGRID
1948May49.9°F52.2°F-2.3°NCLIMGRID
1948Jun60.4°F59.6°F+0.8°NCLIMGRID
1948Jul63.3°F66.3°F-3.0°NCLIMGRID
1948Aug63.1°F65.9°F-2.9°NCLIMGRID
1948Sep57.8°F60.0°F-2.2°NCLIMGRID
1948Oct50.8°F51.0°F-0.2°NCLIMGRID
1948Nov37.9°F40.8°F-2.9°NCLIMGRID
1948Dec30.1°F35.9°F-5.8°NCLIMGRID
1949Jan26.0°F36.3°F-10.3°NCLIMGRID
1949Feb33.7°F39.2°F-5.5°NCLIMGRID
1949Mar39.9°F41.3°F-1.4°NCLIMGRID
1949Apr49.1°F45.3°F+3.9°NCLIMGRID
1949May54.8°F52.2°F+2.6°NCLIMGRID
1949Jun59.4°F59.6°F-0.2°NCLIMGRID
1949Jul65.1°F66.3°F-1.1°NCLIMGRID
1949Aug63.1°F65.9°F-2.8°NCLIMGRID
1949Sep60.2°F60.0°F+0.2°NCLIMGRID
1949Oct46.5°F51.0°F-4.5°NCLIMGRID
1949Nov45.5°F40.8°F+4.7°NCLIMGRID
1949Dec33.4°F35.9°F-2.6°NCLIMGRID
1950Jan28.4°F36.3°F-7.9°NCLIMGRID
1950Feb37.7°F39.2°F-1.5°NCLIMGRID
1950Mar38.6°F41.3°F-2.7°NCLIMGRID
1950Apr44.5°F45.3°F-0.8°NCLIMGRID
1950May51.8°F52.2°F-0.4°NCLIMGRID
1950Jun58.2°F59.6°F-1.4°NCLIMGRID
1950Jul66.3°F66.3°F+0.1°NCLIMGRID
1950Aug67.4°F65.9°F+1.4°NCLIMGRID
1950Sep59.4°F60.0°F-0.7°NCLIMGRID
1950Oct49.6°F51.0°F-1.4°NCLIMGRID
1950Nov43.2°F40.8°F+2.3°NCLIMGRID
1950Dec41.4°F35.9°F+5.5°NCLIMGRID
1951Jan33.8°F36.3°F-2.5°NCLIMGRID
1951Feb37.1°F39.2°F-2.0°NCLIMGRID
1951Mar37.9°F41.3°F-3.4°NCLIMGRID
1951Apr49.5°F45.3°F+4.2°NCLIMGRID
1951May52.4°F52.2°F+0.2°NCLIMGRID
1951Jun60.6°F59.6°F+1.0°NCLIMGRID
1951Jul66.8°F66.3°F+0.5°NCLIMGRID
1951Aug65.5°F65.9°F-0.5°NCLIMGRID
1951Sep62.7°F60.0°F+2.7°NCLIMGRID
1951Oct47.8°F51.0°F-3.2°NCLIMGRID
1951Nov40.8°F40.8°F+0.0°NCLIMGRID
1951Dec32.5°F35.9°F-3.4°NCLIMGRID
1952Jan31.2°F36.3°F-5.1°NCLIMGRID
1952Feb36.0°F39.2°F-3.2°NCLIMGRID
1952Mar36.5°F41.3°F-4.8°NCLIMGRID
1952Apr48.8°F45.3°F+3.6°NCLIMGRID
1952May52.9°F52.2°F+0.7°NCLIMGRID
1952Jun55.6°F59.6°F-4.0°NCLIMGRID
1952Jul68.0°F66.3°F+1.8°NCLIMGRID
1952Aug64.7°F65.9°F-1.2°NCLIMGRID
1952Sep63.5°F60.0°F+3.5°NCLIMGRID
1952Oct55.5°F51.0°F+4.5°NCLIMGRID
1952Nov37.2°F40.8°F-3.6°NCLIMGRID
1952Dec35.2°F35.9°F-0.7°NCLIMGRID
1953Jan40.0°F36.3°F+3.7°NCLIMGRID
1953Feb38.3°F39.2°F-0.9°NCLIMGRID
1953Mar39.4°F41.3°F-1.9°NCLIMGRID
1953Apr44.5°F45.3°F-0.7°NCLIMGRID
1953May47.2°F52.2°F-5.0°NCLIMGRID
1953Jun53.5°F59.6°F-6.0°NCLIMGRID
1953Jul65.1°F66.3°F-1.1°NCLIMGRID
1953Aug64.2°F65.9°F-1.8°NCLIMGRID
1953Sep62.9°F60.0°F+2.9°NCLIMGRID
1953Oct49.6°F51.0°F-1.4°NCLIMGRID
1953Nov44.3°F40.8°F+3.5°NCLIMGRID
1953Dec38.0°F35.9°F+2.0°NCLIMGRID
1954Jan35.0°F36.3°F-1.3°NCLIMGRID
1954Feb41.8°F39.2°F+2.6°NCLIMGRID
1954Mar39.1°F41.3°F-2.2°NCLIMGRID
1954Apr47.3°F45.3°F+2.0°NCLIMGRID
1954May55.2°F52.2°F+3.0°NCLIMGRID
1954Jun55.1°F59.6°F-4.5°NCLIMGRID
1954Jul65.0°F66.3°F-1.3°NCLIMGRID
1954Aug60.4°F65.9°F-5.6°NCLIMGRID
1954Sep56.7°F60.0°F-3.3°NCLIMGRID
1954Oct49.5°F51.0°F-1.5°NCLIMGRID
1954Nov43.9°F40.8°F+3.1°NCLIMGRID
1954Dec35.6°F35.9°F-0.4°NCLIMGRID
1955Jan32.8°F36.3°F-3.4°NCLIMGRID
1955Feb34.6°F39.2°F-4.6°NCLIMGRID
1955Mar38.0°F41.3°F-3.3°NCLIMGRID
1955Apr39.7°F45.3°F-5.6°NCLIMGRID
1955May50.0°F52.2°F-2.2°NCLIMGRID
1955Jun59.2°F59.6°F-0.4°NCLIMGRID
1955Jul62.1°F66.3°F-4.2°NCLIMGRID
1955Aug65.8°F65.9°F-0.1°NCLIMGRID
1955Sep58.2°F60.0°F-1.8°NCLIMGRID
1955Oct50.8°F51.0°F-0.2°NCLIMGRID
1955Nov38.3°F40.8°F-2.5°NCLIMGRID
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1985Apr49.2°F45.3°F+3.9°NCLIMGRID
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1986Nov42.0°F40.8°F+1.2°NCLIMGRID
1986Dec38.0°F35.9°F+2.0°NCLIMGRID
1987Jan35.7°F36.3°F-0.6°NCLIMGRID
1987Feb39.8°F39.2°F+0.6°NCLIMGRID
1987Mar42.2°F41.3°F+0.9°NCLIMGRID
1987Apr51.4°F45.3°F+6.2°NCLIMGRID
1987May55.5°F52.2°F+3.3°NCLIMGRID
1987Jun63.9°F59.6°F+4.3°NCLIMGRID
1987Jul62.7°F66.3°F-3.6°NCLIMGRID
1987Aug66.5°F65.9°F+0.5°NCLIMGRID
1987Sep62.2°F60.0°F+2.2°NCLIMGRID
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1987Nov43.2°F40.8°F+2.3°NCLIMGRID
1987Dec35.3°F35.9°F-0.7°NCLIMGRID
1988Jan36.2°F36.3°F-0.1°NCLIMGRID
1988Feb43.1°F39.2°F+3.9°NCLIMGRID
1988Mar42.4°F41.3°F+1.1°NCLIMGRID
1988Apr48.5°F45.3°F+3.2°NCLIMGRID
1988May50.9°F52.2°F-1.3°NCLIMGRID
1988Jun58.3°F59.6°F-1.3°NCLIMGRID
1988Jul68.0°F66.3°F+1.7°NCLIMGRID
1988Aug66.6°F65.9°F+0.6°NCLIMGRID
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1988Oct58.7°F51.0°F+7.7°NCLIMGRID
1988Nov39.5°F40.8°F-1.4°NCLIMGRID
1988Dec37.1°F35.9°F+1.2°NCLIMGRID
1989Jan35.9°F36.3°F-0.3°NCLIMGRID
1989Feb33.1°F39.2°F-6.1°NCLIMGRID
1989Mar41.2°F41.3°F-0.1°NCLIMGRID
1989Apr50.9°F45.3°F+5.6°NCLIMGRID
1989May51.4°F52.2°F-0.8°NCLIMGRID
1989Jun61.3°F59.6°F+1.7°NCLIMGRID
1989Jul63.3°F66.3°F-3.0°NCLIMGRID
1989Aug62.7°F65.9°F-3.3°NCLIMGRID
1989Sep60.6°F60.0°F+0.5°NCLIMGRID
1989Oct50.2°F51.0°F-0.8°NCLIMGRID
1989Nov43.4°F40.8°F+2.5°NCLIMGRID
1989Dec40.8°F35.9°F+4.8°NCLIMGRID
1990Jan37.1°F36.3°F+0.8°NCLIMGRID
1990Feb36.5°F39.2°F-2.7°NCLIMGRID
1990Mar44.3°F41.3°F+3.0°NCLIMGRID
1990Apr51.9°F45.3°F+6.6°NCLIMGRID
1990May50.6°F52.2°F-1.6°NCLIMGRID
1990Jun59.1°F59.6°F-0.5°NCLIMGRID
1990Jul68.9°F66.3°F+2.6°NCLIMGRID
1990Aug66.1°F65.9°F+0.2°NCLIMGRID
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1990Oct49.4°F51.0°F-1.6°NCLIMGRID
1990Nov40.4°F40.8°F-0.4°NCLIMGRID
1990Dec30.3°F35.9°F-5.6°NCLIMGRID
1991Jan37.9°F36.3°F+1.6°NCLIMGRID
1991Feb45.8°F39.2°F+6.6°NCLIMGRID
1991Mar39.3°F41.3°F-2.0°NCLIMGRID
1991Apr43.2°F45.3°F-2.0°NCLIMGRID
1991May48.5°F52.2°F-3.7°NCLIMGRID
1991Jun55.7°F59.6°F-3.9°NCLIMGRID
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1991Nov43.7°F40.8°F+2.8°NCLIMGRID
1991Dec38.2°F35.9°F+2.2°NCLIMGRID
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1992Apr50.6°F45.3°F+5.3°NCLIMGRID
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1993Jan34.0°F36.3°F-2.2°NCLIMGRID
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1993Nov39.4°F40.8°F-1.4°NCLIMGRID
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1994Apr48.1°F45.3°F+2.9°NCLIMGRID
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1995Jan40.0°F36.3°F+3.7°NCLIMGRID
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1995Apr44.3°F45.3°F-1.0°NCLIMGRID
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1995Jun57.7°F59.6°F-1.9°NCLIMGRID
1995Jul65.7°F66.3°F-0.6°NCLIMGRID
1995Aug63.2°F65.9°F-2.7°NCLIMGRID
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1995Oct51.5°F51.0°F+0.5°NCLIMGRID
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1997Jan37.4°F36.3°F+1.2°NCLIMGRID
1997Feb39.6°F39.2°F+0.4°NCLIMGRID
1997Mar43.3°F41.3°F+2.0°NCLIMGRID
1997Apr45.5°F45.3°F+0.3°NCLIMGRID
1997May58.1°F52.2°F+5.9°NCLIMGRID
1997Jun56.8°F59.6°F-2.8°NCLIMGRID
1997Jul65.6°F66.3°F-0.7°NCLIMGRID
1997Aug67.4°F65.9°F+1.5°NCLIMGRID
1997Sep61.3°F60.0°F+1.2°NCLIMGRID
1997Oct49.7°F51.0°F-1.3°NCLIMGRID
1997Nov43.9°F40.8°F+3.1°NCLIMGRID
1997Dec37.5°F35.9°F+1.6°NCLIMGRID
1998Jan38.9°F36.3°F+2.6°NCLIMGRID
1998Feb38.6°F39.2°F-0.6°NCLIMGRID
1998Mar42.3°F41.3°F+1.0°NCLIMGRID
1998Apr46.1°F45.3°F+0.9°NCLIMGRID
1998May47.8°F52.2°F-4.4°NCLIMGRID
1998Jun58.7°F59.6°F-0.8°NCLIMGRID
1998Jul70.2°F66.3°F+3.9°NCLIMGRID
1998Aug69.7°F65.9°F+3.7°NCLIMGRID
1998Sep64.2°F60.0°F+4.1°NCLIMGRID
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1998Nov40.5°F40.8°F-0.4°NCLIMGRID
1998Dec33.7°F35.9°F-2.3°NCLIMGRID
1999Jan38.2°F36.3°F+2.0°NCLIMGRID
1999Feb35.8°F39.2°F-3.4°NCLIMGRID
1999Mar39.4°F41.3°F-1.9°NCLIMGRID
1999Apr44.8°F45.3°F-0.5°NCLIMGRID
1999May50.0°F52.2°F-2.2°NCLIMGRID
1999Jun57.7°F59.6°F-1.9°NCLIMGRID
1999Jul65.5°F66.3°F-0.8°NCLIMGRID
1999Aug66.1°F65.9°F+0.2°NCLIMGRID
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1999Nov45.7°F40.8°F+4.9°NCLIMGRID
1999Dec38.7°F35.9°F+2.7°NCLIMGRID
2000Jan36.3°F36.3°F+0.0°NCLIMGRID
2000Feb41.0°F39.2°F+1.8°NCLIMGRID
2000Mar41.4°F41.3°F+0.1°NCLIMGRID
2000Apr49.5°F45.3°F+4.2°NCLIMGRID
2000May52.6°F52.2°F+0.4°NCLIMGRID
2000Jun62.6°F59.6°F+3.0°NCLIMGRID
2000Jul65.2°F66.3°F-1.1°NCLIMGRID
2000Aug67.2°F65.9°F+1.2°NCLIMGRID
2000Sep59.6°F60.0°F-0.5°NCLIMGRID
2000Oct50.3°F51.0°F-0.7°NCLIMGRID
2000Nov38.5°F40.8°F-2.4°NCLIMGRID
2000Dec39.2°F35.9°F+3.3°NCLIMGRID
2001Jan39.0°F36.3°F+2.7°NCLIMGRID
2001Feb37.4°F39.2°F-1.8°NCLIMGRID
2001Mar43.9°F41.3°F+2.6°NCLIMGRID
2001Apr43.0°F45.3°F-2.3°NCLIMGRID
2001May58.3°F52.2°F+6.1°NCLIMGRID
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2002Jan35.1°F36.3°F-1.1°NCLIMGRID
2002Feb41.7°F39.2°F+2.5°NCLIMGRID
2002Mar40.4°F41.3°F-0.9°NCLIMGRID
2002Apr47.7°F45.3°F+2.4°NCLIMGRID
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2002Jul70.4°F66.3°F+4.1°NCLIMGRID
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2002Nov45.2°F40.8°F+4.4°NCLIMGRID
2002Dec38.4°F35.9°F+2.4°NCLIMGRID
2003Jan43.8°F36.3°F+7.5°NCLIMGRID
2003Feb39.9°F39.2°F+0.7°NCLIMGRID
2003Mar43.2°F41.3°F+1.9°NCLIMGRID
2003Apr42.8°F45.3°F-2.4°NCLIMGRID
2003May52.8°F52.2°F+0.6°NCLIMGRID
2003Jun63.3°F59.6°F+3.8°NCLIMGRID
2003Jul72.2°F66.3°F+5.9°NCLIMGRID
2003Aug67.7°F65.9°F+1.8°NCLIMGRID
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2003Oct54.6°F51.0°F+3.6°NCLIMGRID
2003Nov38.1°F40.8°F-2.7°NCLIMGRID
2003Dec37.8°F35.9°F+1.8°NCLIMGRID
2004Jan38.4°F36.3°F+2.1°NCLIMGRID
2004Feb39.7°F39.2°F+0.6°NCLIMGRID
2004Mar47.6°F41.3°F+6.3°NCLIMGRID
2004Apr49.3°F45.3°F+4.0°NCLIMGRID
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2004Nov41.3°F40.8°F+0.4°NCLIMGRID
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2005Nov41.0°F40.8°F+0.2°NCLIMGRID
2005Dec38.2°F35.9°F+2.3°NCLIMGRID
2006Jan36.7°F36.3°F+0.5°NCLIMGRID
2006Feb39.2°F39.2°F+0.0°NCLIMGRID
2006Mar36.7°F41.3°F-4.6°NCLIMGRID
2006Apr46.1°F45.3°F+0.9°NCLIMGRID
2006May55.5°F52.2°F+3.3°NCLIMGRID
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2006Jul71.1°F66.3°F+4.8°NCLIMGRID
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2006Sep61.9°F60.0°F+1.8°NCLIMGRID
2006Oct51.0°F51.0°F+0.0°NCLIMGRID
2006Nov39.4°F40.8°F-1.5°NCLIMGRID
2006Dec37.6°F35.9°F+1.7°NCLIMGRID
2007Jan35.3°F36.3°F-0.9°NCLIMGRID
2007Feb39.1°F39.2°F-0.1°NCLIMGRID
2007Mar45.6°F41.3°F+4.3°NCLIMGRID
2007Apr46.5°F45.3°F+1.3°NCLIMGRID
2007May55.7°F52.2°F+3.5°NCLIMGRID
2007Jun59.4°F59.6°F-0.2°NCLIMGRID
2007Jul69.5°F66.3°F+3.2°NCLIMGRID
2007Aug66.2°F65.9°F+0.2°NCLIMGRID
2007Sep58.6°F60.0°F-1.5°NCLIMGRID
2007Oct47.6°F51.0°F-3.4°NCLIMGRID
2007Nov43.5°F40.8°F+2.7°NCLIMGRID
2007Dec33.0°F35.9°F-2.9°NCLIMGRID
2008Jan33.3°F36.3°F-2.9°NCLIMGRID
2008Feb38.7°F39.2°F-0.5°NCLIMGRID
2008Mar39.1°F41.3°F-2.2°NCLIMGRID
2008Apr43.1°F45.3°F-2.2°NCLIMGRID
2008May52.4°F52.2°F+0.2°NCLIMGRID
2008Jun58.1°F59.6°F-1.4°NCLIMGRID
2008Jul68.4°F66.3°F+2.1°NCLIMGRID
2008Aug67.7°F65.9°F+1.8°NCLIMGRID
2008Sep64.2°F60.0°F+4.2°NCLIMGRID
2008Oct52.0°F51.0°F+1.0°NCLIMGRID
2008Nov45.0°F40.8°F+4.1°NCLIMGRID
2008Dec33.4°F35.9°F-2.5°NCLIMGRID
2009Jan39.8°F36.3°F+3.5°NCLIMGRID
2009Feb39.2°F39.2°F+0.0°NCLIMGRID
2009Mar38.9°F41.3°F-2.4°NCLIMGRID
2009Apr44.9°F45.3°F-0.4°NCLIMGRID
2009May55.7°F52.2°F+3.5°NCLIMGRID
2009Jun60.0°F59.6°F+0.4°NCLIMGRID
2009Jul70.8°F66.3°F+4.6°NCLIMGRID
2009Aug67.5°F65.9°F+1.6°NCLIMGRID
2009Sep64.7°F60.0°F+4.6°NCLIMGRID
2009Oct48.4°F51.0°F-2.6°NCLIMGRID
2009Nov41.3°F40.8°F+0.5°NCLIMGRID
2009Dec34.9°F35.9°F-1.1°NCLIMGRID
2010Jan41.6°F36.3°F+5.3°NCLIMGRID
2010Feb41.2°F39.2°F+2.0°NCLIMGRID
2010Mar41.9°F41.3°F+0.6°NCLIMGRID
2010Apr42.8°F45.3°F-2.4°NCLIMGRID
2010May47.7°F52.2°F-4.5°NCLIMGRID
2010Jun56.7°F59.6°F-2.9°NCLIMGRID
2010Jul68.6°F66.3°F+2.3°NCLIMGRID
2010Aug66.4°F65.9°F+0.4°NCLIMGRID
2010Sep60.4°F60.0°F+0.4°NCLIMGRID
2010Oct52.3°F51.0°F+1.3°NCLIMGRID
2010Nov39.0°F40.8°F-1.8°NCLIMGRID
2010Dec36.8°F35.9°F+0.8°NCLIMGRID
2011Jan39.4°F36.3°F+3.1°NCLIMGRID
2011Feb36.3°F39.2°F-2.9°NCLIMGRID
2011Mar39.1°F41.3°F-2.2°NCLIMGRID
2011Apr41.4°F45.3°F-3.9°NCLIMGRID
2011May47.8°F52.2°F-4.4°NCLIMGRID
2011Jun56.1°F59.6°F-3.5°NCLIMGRID
2011Jul63.2°F66.3°F-3.1°NCLIMGRID
2011Aug66.9°F65.9°F+1.0°NCLIMGRID
2011Sep64.8°F60.0°F+4.8°NCLIMGRID
2011Oct51.1°F51.0°F+0.1°NCLIMGRID
2011Nov40.0°F40.8°F-0.9°NCLIMGRID
2011Dec37.1°F35.9°F+1.2°NCLIMGRID
2012Jan37.8°F36.3°F+1.6°NCLIMGRID
2012Feb37.9°F39.2°F-1.2°NCLIMGRID
2012Mar38.6°F41.3°F-2.7°NCLIMGRID
2012Apr46.7°F45.3°F+1.5°NCLIMGRID
2012May52.5°F52.2°F+0.3°NCLIMGRID
2012Jun55.8°F59.6°F-3.8°NCLIMGRID
2012Jul66.3°F66.3°F+0.0°NCLIMGRID
2012Aug70.4°F65.9°F+4.4°NCLIMGRID
2012Sep65.7°F60.0°F+5.7°NCLIMGRID
2012Oct52.1°F51.0°F+1.1°NCLIMGRID
2012Nov42.6°F40.8°F+1.7°NCLIMGRID
2012Dec33.3°F35.9°F-2.7°NCLIMGRID
2013Jan36.5°F36.3°F+0.2°NCLIMGRID
2013Feb38.1°F39.2°F-1.1°NCLIMGRID
2013Mar44.1°F41.3°F+2.8°NCLIMGRID
2013Apr46.5°F45.3°F+1.3°NCLIMGRID
2013May53.7°F52.2°F+1.5°NCLIMGRID
2013Jun60.7°F59.6°F+1.2°NCLIMGRID
2013Jul71.5°F66.3°F+5.3°NCLIMGRID
2013Aug66.9°F65.9°F+0.9°NCLIMGRID
2013Sep58.6°F60.0°F-1.5°NCLIMGRID
2013Oct49.5°F51.0°F-1.5°NCLIMGRID
2013Nov43.0°F40.8°F+2.1°NCLIMGRID
2013Dec35.0°F35.9°F-1.0°NCLIMGRID
2014Jan43.3°F36.3°F+7.1°NCLIMGRID
2014Feb39.1°F39.2°F-0.1°NCLIMGRID
2014Mar43.5°F41.3°F+2.2°NCLIMGRID
2014Apr47.4°F45.3°F+2.1°NCLIMGRID
2014May55.1°F52.2°F+2.9°NCLIMGRID
2014Jun59.9°F59.6°F+0.3°NCLIMGRID
2014Jul72.7°F66.3°F+6.5°NCLIMGRID
2014Aug68.8°F65.9°F+2.8°NCLIMGRID
2014Sep64.1°F60.0°F+4.1°NCLIMGRID
2014Oct54.1°F51.0°F+3.0°NCLIMGRID
2014Nov43.0°F40.8°F+2.2°NCLIMGRID
2014Dec39.4°F35.9°F+3.5°NCLIMGRID
2015Jan43.9°F36.3°F+7.7°NCLIMGRID
2015Feb44.7°F39.2°F+5.6°NCLIMGRID
2015Mar48.1°F41.3°F+6.8°NCLIMGRID
2015Apr45.6°F45.3°F+0.3°NCLIMGRID
2015May54.5°F52.2°F+2.3°NCLIMGRID
2015Jun67.5°F59.6°F+7.9°NCLIMGRID
2015Jul70.2°F66.3°F+3.9°NCLIMGRID
2015Aug68.6°F65.9°F+2.7°NCLIMGRID
2015Sep60.8°F60.0°F+0.8°NCLIMGRID
2015Oct57.4°F51.0°F+6.4°NCLIMGRID
2015Nov39.4°F40.8°F-1.5°NCLIMGRID
2015Dec34.6°F35.9°F-1.3°NCLIMGRID
2016Jan37.3°F36.3°F+1.0°NCLIMGRID
2016Feb43.6°F39.2°F+4.4°NCLIMGRID
2016Mar42.9°F41.3°F+1.6°NCLIMGRID
2016Apr51.5°F45.3°F+6.3°NCLIMGRID
2016May55.4°F52.2°F+3.2°NCLIMGRID
2016Jun62.4°F59.6°F+2.8°NCLIMGRID
2016Jul66.0°F66.3°F-0.2°NCLIMGRID
2016Aug70.2°F65.9°F+4.2°NCLIMGRID
2016Sep59.7°F60.0°F-0.3°NCLIMGRID
2016Oct48.0°F51.0°F-3.0°NCLIMGRID
2016Nov45.2°F40.8°F+4.4°NCLIMGRID
2016Dec32.3°F35.9°F-3.7°NCLIMGRID
2017Jan34.5°F36.3°F-1.8°NCLIMGRID
2017Feb38.9°F39.2°F-0.2°NCLIMGRID
2017Mar42.4°F41.3°F+1.1°NCLIMGRID
2017Apr44.0°F45.3°F-1.2°NCLIMGRID
2017May55.5°F52.2°F+3.3°NCLIMGRID
2017Jun61.8°F59.6°F+2.3°NCLIMGRID
2017Jul71.4°F66.3°F+5.2°NCLIMGRID
2017Aug72.3°F65.9°F+6.4°NCLIMGRID
2017Sep61.6°F60.0°F+1.6°NCLIMGRID
2017Oct51.2°F51.0°F+0.2°NCLIMGRID
2017Nov40.6°F40.8°F-0.2°NCLIMGRID
2017Dec39.7°F35.9°F+3.7°NCLIMGRID
2018Jan40.9°F36.3°F+4.6°NCLIMGRID
2018Feb36.7°F39.2°F-2.5°NCLIMGRID
2018Mar40.8°F41.3°F-0.5°NCLIMGRID
2018Apr46.5°F45.3°F+1.2°NCLIMGRID
2018May56.6°F52.2°F+4.4°NCLIMGRID
2018Jun59.7°F59.6°F+0.1°NCLIMGRID
2018Jul69.8°F66.3°F+3.5°NCLIMGRID
2018Aug67.9°F65.9°F+1.9°NCLIMGRID
2018Sep59.5°F60.0°F-0.5°NCLIMGRID
2018Oct51.6°F51.0°F+0.6°NCLIMGRID
2018Nov43.9°F40.8°F+3.1°NCLIMGRID
2018Dec36.8°F35.9°F+0.9°NCLIMGRID
2019Jan40.4°F36.3°F+4.1°NCLIMGRID
2019Feb31.9°F39.2°F-7.3°NCLIMGRID
2019Mar41.2°F41.3°F-0.1°NCLIMGRID
2019Apr48.7°F45.3°F+3.4°NCLIMGRID
2019May55.1°F52.2°F+2.9°NCLIMGRID
2019Jun62.7°F59.6°F+3.2°NCLIMGRID
2019Jul67.0°F66.3°F+0.7°NCLIMGRID
2019Aug69.5°F65.9°F+3.5°NCLIMGRID
2019Sep56.5°F60.0°F-3.5°NCLIMGRID
2019Oct47.4°F51.0°F-3.6°NCLIMGRID
2019Nov46.9°F40.8°F+6.1°NCLIMGRID
2019Dec37.2°F35.9°F+1.3°NCLIMGRID
2020Jan36.2°F36.3°F-0.1°NCLIMGRID
2020Feb39.0°F39.2°F-0.2°NCLIMGRID
2020Mar40.5°F41.3°F-0.8°NCLIMGRID
2020Apr48.7°F45.3°F+3.5°NCLIMGRID
2020May54.3°F52.2°F+2.1°NCLIMGRID
2020Jun59.2°F59.6°F-0.3°NCLIMGRID
2020Jul68.3°F66.3°F+2.0°NCLIMGRID
2020Aug69.5°F65.9°F+3.5°NCLIMGRID
2020Sep66.0°F60.0°F+6.0°NCLIMGRID
2020Oct55.1°F51.0°F+4.1°NCLIMGRID
2020Nov40.4°F40.8°F-0.4°NCLIMGRID
2020Dec37.5°F35.9°F+1.6°NCLIMGRID
2021Jan37.4°F36.3°F+1.2°NCLIMGRID
2021Feb35.9°F39.2°F-3.3°NCLIMGRID
2021Mar40.1°F41.3°F-1.2°NCLIMGRID
2021Apr49.1°F45.3°F+3.8°NCLIMGRID
2021May54.2°F52.2°F+2.0°NCLIMGRID
2021Jun66.0°F59.6°F+6.5°NCLIMGRID
2021Jul72.5°F66.3°F+6.2°NCLIMGRID
2021Aug68.3°F65.9°F+2.3°NCLIMGRID
2021Sep61.2°F60.0°F+1.1°NCLIMGRID
2021Oct48.1°F51.0°F-2.9°NCLIMGRID
2021Nov43.6°F40.8°F+2.7°NCLIMGRID
2021Dec33.7°F35.9°F-2.3°NCLIMGRID
2022Jan40.3°F36.3°F+4.0°NCLIMGRID
2022Feb40.2°F39.2°F+1.0°NCLIMGRID
2022Mar44.1°F41.3°F+2.8°NCLIMGRID
2022Apr41.6°F45.3°F-3.7°NCLIMGRID
2022May49.4°F52.2°F-2.8°NCLIMGRID
2022Jun58.3°F59.6°F-1.3°NCLIMGRID
2022Jul69.8°F66.3°F+3.6°NCLIMGRID
2022Aug72.1°F65.9°F+6.1°NCLIMGRID
2022Sep64.9°F60.0°F+4.8°NCLIMGRID
2022Oct56.8°F51.0°F+5.8°NCLIMGRID
2022Nov37.9°F40.8°F-2.9°NCLIMGRID
2022Dec35.5°F35.9°F-0.4°NCLIMGRID
2023Jan35.9°F36.3°F-0.4°NCLIMGRID
2023Feb36.0°F39.2°F-3.2°NCLIMGRID
2023Mar34.4°F41.3°F-6.9°NCLIMGRID
2023Apr44.3°F45.3°F-0.9°NCLIMGRID
2023May57.0°F52.2°F+4.8°NCLIMGRID
2023Jun60.9°F59.6°F+1.4°NCLIMGRID
2023Jul70.2°F66.3°F+4.0°NCLIMGRID
2023Aug70.8°F65.9°F+4.9°NCLIMGRID
2023Sep59.2°F60.0°F-0.9°NCLIMGRID
2023Oct53.3°F51.0°F+2.3°NCLIMGRID
2023Nov43.5°F40.8°F+2.7°NCLIMGRID
2023Dec41.2°F35.9°F+5.2°NCLIMGRID
2024Jan39.1°F36.3°F+2.9°NCLIMGRID
2024Feb38.9°F39.2°F-0.3°NCLIMGRID
2024Mar40.4°F41.3°F-0.9°NCLIMGRID
2024Apr45.8°F45.3°F+0.6°NCLIMGRID
2024May52.5°F52.2°F+0.3°NCLIMGRID
2024Jun61.9°F59.6°F+2.3°NCLIMGRID
2024Jul74.6°F66.3°F+8.4°NCLIMGRID
2024Aug67.0°F65.9°F+1.0°NCLIMGRID
2024Sep63.1°F60.0°F+3.0°NCLIMGRID
2024Oct53.5°F51.0°F+2.5°NCLIMGRID
2024Nov39.0°F40.8°F-1.9°NCLIMGRID
2024Dec39.3°F35.9°F+3.3°NCLIMGRID
2025Jan38.8°F36.3°F+2.5°NCLIMGRID
2025Feb36.1°F39.2°F-3.1°NCLIMGRID
2025Mar42.0°F41.3°F+0.7°NCLIMGRID
2025Apr49.1°F45.3°F+3.8°NCLIMGRID
2025May55.1°F52.2°F+2.9°NCLIMGRID
2025Jun63.7°F59.6°F+4.1°NCLIMGRID
2025Jul71.0°F66.3°F+4.7°NCLIMGRID
2025Aug71.6°F65.9°F+5.7°NCLIMGRID
2025Sep65.0°F60.0°F+4.9°NCLIMGRID
2025Oct48.9°F51.0°F-2.1°NCLIMGRID
2025Nov46.8°F40.8°F+5.9°NCLIMGRID
2025Dec41.0°F35.9°F+5.1°NCLIMGRID
2026Jan42.8°F36.3°F+6.5°NCLIMGRID
2026Feb41.8°F39.2°F+2.7°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
January36.3°F26/26
February39.2°F26/26
March41.3°F26/26
April45.3°F26/26
May52.2°F26/26
June59.6°F26/26
July66.3°F26/26
August65.9°F26/26
September60.0°F26/26
October51.0°F26/26
November40.8°F26/26
December35.9°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 Prospect, Oregon getting warmer?

Based on 96+ years of NOAA temperature records, Prospect has warmed at a rate of approximately 0.23°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 Prospect?

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

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

How are the climate visualizations for Prospect created?

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

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

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