Climate Change in Granville Summit, Pennsylvania

96+ years of recorded temperature data show Granville Summit is changing.

Based on our analysis of 96 years of temperature data near Granville Summit, PA, this area shows relatively stable temperatures of approximately +0.2°F per decade. 10 of the last 10 years recorded above-average temperatures, and 2024 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

2024

+3.8°F anomaly

Recent Warm Years

10 / 10

above-average years

Decade Shift

+1.7°F

2020s vs 1930s

Compared to the National Average

Granville Summit is warming at roughly the national average rate.

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

Temperature anomaly spiral for Granville Summit, Pennsylvania
Climate spiral: monthly temperature anomalies from 96+ years of NOAA records for Granville Summit, PA.

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 Granville Summit, Pennsylvania
Warming stripes: each stripe is one year of average temperature anomaly for Granville Summit, PA.

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 Granville Summit, Pennsylvania
Linear trend: annual temperature anomalies with trend line for Granville Summit, PA.

Temperature by Decade

1930s
+1.05°F
1940s
+0.56°F
1950s
+0.37°F
1960s
-0.72°F
1970s
-0.22°F
1980s
+0.01°F
1990s
+0.91°F
2000s
+1.02°F
2010s
+1.76°F
2020s
+2.64°F

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

Anomaly Scale

-4.7°F Colder Normal +6.3°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 Granville Summit, PA. 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
1930Jan21.7°F19.3°F+2.3°NCLIMGRID
1930Feb26.3°F21.7°F+4.6°NCLIMGRID
1930Mar30.8°F31.4°F-0.6°NCLIMGRID
1930Apr41.7°F42.8°F-1.1°NCLIMGRID
1930May55.0°F53.2°F+1.7°NCLIMGRID
1930Jun63.3°F61.4°F+1.9°NCLIMGRID
1930Jul65.4°F65.9°F-0.5°NCLIMGRID
1930Aug64.3°F64.8°F-0.5°NCLIMGRID
1930Sep61.1°F57.4°F+3.7°NCLIMGRID
1930Oct45.1°F46.5°F-1.4°NCLIMGRID
1930Nov37.3°F36.1°F+1.2°NCLIMGRID
1930Dec23.8°F25.0°F-1.1°NCLIMGRID
1931Jan21.5°F19.3°F+2.2°NCLIMGRID
1931Feb22.8°F21.7°F+1.1°NCLIMGRID
1931Mar30.4°F31.4°F-1.1°NCLIMGRID
1931Apr42.7°F42.8°F-0.2°NCLIMGRID
1931May54.8°F53.2°F+1.6°NCLIMGRID
1931Jun62.1°F61.4°F+0.6°NCLIMGRID
1931Jul69.5°F65.9°F+3.6°NCLIMGRID
1931Aug65.9°F64.8°F+1.0°NCLIMGRID
1931Sep63.0°F57.4°F+5.6°NCLIMGRID
1931Oct49.3°F46.5°F+2.8°NCLIMGRID
1931Nov44.0°F36.1°F+7.8°NCLIMGRID
1931Dec30.2°F25.0°F+5.2°NCLIMGRID
1932Jan33.3°F19.3°F+13.9°NCLIMGRID
1932Feb26.9°F21.7°F+5.2°NCLIMGRID
1932Mar26.7°F31.4°F-4.8°NCLIMGRID
1932Apr40.4°F42.8°F-2.4°NCLIMGRID
1932May53.9°F53.2°F+0.6°NCLIMGRID
1932Jun62.0°F61.4°F+0.5°NCLIMGRID
1932Jul65.2°F65.9°F-0.7°NCLIMGRID
1932Aug66.2°F64.8°F+1.4°NCLIMGRID
1932Sep58.7°F57.4°F+1.3°NCLIMGRID
1932Oct49.4°F46.5°F+2.9°NCLIMGRID
1932Nov33.3°F36.1°F-2.8°NCLIMGRID
1932Dec27.1°F25.0°F+2.1°NCLIMGRID
1933Jan30.2°F19.3°F+10.8°NCLIMGRID
1933Feb24.6°F21.7°F+2.9°NCLIMGRID
1933Mar30.8°F31.4°F-0.7°NCLIMGRID
1933Apr45.9°F42.8°F+3.1°NCLIMGRID
1933May57.4°F53.2°F+4.2°NCLIMGRID
1933Jun65.6°F61.4°F+4.1°NCLIMGRID
1933Jul67.5°F65.9°F+1.5°NCLIMGRID
1933Aug64.6°F64.8°F-0.3°NCLIMGRID
1933Sep59.8°F57.4°F+2.4°NCLIMGRID
1933Oct45.5°F46.5°F-1.0°NCLIMGRID
1933Nov31.3°F36.1°F-4.8°NCLIMGRID
1933Dec24.1°F25.0°F-0.9°NCLIMGRID
1934Jan24.3°F19.3°F+4.9°NCLIMGRID
1934Feb10.4°F21.7°F-11.3°NCLIMGRID
1934Mar28.9°F31.4°F-2.5°NCLIMGRID
1934Apr43.7°F42.8°F+0.9°NCLIMGRID
1934May57.1°F53.2°F+3.9°NCLIMGRID
1934Jun66.8°F61.4°F+5.3°NCLIMGRID
1934Jul68.6°F65.9°F+2.7°NCLIMGRID
1934Aug62.2°F64.8°F-2.6°NCLIMGRID
1934Sep60.7°F57.4°F+3.2°NCLIMGRID
1934Oct45.3°F46.5°F-1.2°NCLIMGRID
1934Nov38.9°F36.1°F+2.7°NCLIMGRID
1934Dec23.3°F25.0°F-1.7°NCLIMGRID
1935Jan19.5°F19.3°F+0.1°NCLIMGRID
1935Feb20.8°F21.7°F-0.9°NCLIMGRID
1935Mar33.4°F31.4°F+2.0°NCLIMGRID
1935Apr40.4°F42.8°F-2.4°NCLIMGRID
1935May49.5°F53.2°F-3.7°NCLIMGRID
1935Jun61.4°F61.4°F+0.0°NCLIMGRID
1935Jul69.6°F65.9°F+3.7°NCLIMGRID
1935Aug65.2°F64.8°F+0.4°NCLIMGRID
1935Sep55.2°F57.4°F-2.3°NCLIMGRID
1935Oct46.9°F46.5°F+0.5°NCLIMGRID
1935Nov37.2°F36.1°F+1.0°NCLIMGRID
1935Dec19.0°F25.0°F-5.9°NCLIMGRID
1936Jan17.0°F19.3°F-2.3°NCLIMGRID
1936Feb13.8°F21.7°F-7.9°NCLIMGRID
1936Mar35.3°F31.4°F+3.9°NCLIMGRID
1936Apr40.7°F42.8°F-2.1°NCLIMGRID
1936May57.8°F53.2°F+4.6°NCLIMGRID
1936Jun62.6°F61.4°F+1.2°NCLIMGRID
1936Jul67.6°F65.9°F+1.7°NCLIMGRID
1936Aug67.2°F64.8°F+2.3°NCLIMGRID
1936Sep60.1°F57.4°F+2.7°NCLIMGRID
1936Oct48.1°F46.5°F+1.6°NCLIMGRID
1936Nov32.0°F36.1°F-4.1°NCLIMGRID
1936Dec27.6°F25.0°F+2.6°NCLIMGRID
1937Jan28.8°F19.3°F+9.4°NCLIMGRID
1937Feb24.4°F21.7°F+2.7°NCLIMGRID
1937Mar25.8°F31.4°F-5.6°NCLIMGRID
1937Apr41.5°F42.8°F-1.3°NCLIMGRID
1937May56.0°F53.2°F+2.7°NCLIMGRID
1937Jun63.1°F61.4°F+1.7°NCLIMGRID
1937Jul67.1°F65.9°F+1.2°NCLIMGRID
1937Aug68.9°F64.8°F+4.0°NCLIMGRID
1937Sep56.1°F57.4°F-1.3°NCLIMGRID
1937Oct45.1°F46.5°F-1.4°NCLIMGRID
1937Nov35.1°F36.1°F-1.0°NCLIMGRID
1937Dec23.2°F25.0°F-1.8°NCLIMGRID
1938Jan21.2°F19.3°F+1.9°NCLIMGRID
1938Feb26.3°F21.7°F+4.6°NCLIMGRID
1938Mar36.7°F31.4°F+5.3°NCLIMGRID
1938Apr45.5°F42.8°F+2.7°NCLIMGRID
1938May52.8°F53.2°F-0.4°NCLIMGRID
1938Jun61.6°F61.4°F+0.2°NCLIMGRID
1938Jul67.6°F65.9°F+1.7°NCLIMGRID
1938Aug68.6°F64.8°F+3.8°NCLIMGRID
1938Sep55.3°F57.4°F-2.1°NCLIMGRID
1938Oct48.3°F46.5°F+1.8°NCLIMGRID
1938Nov36.6°F36.1°F+0.5°NCLIMGRID
1938Dec25.6°F25.0°F+0.6°NCLIMGRID
1939Jan21.7°F19.3°F+2.4°NCLIMGRID
1939Feb24.7°F21.7°F+3.0°NCLIMGRID
1939Mar30.5°F31.4°F-1.0°NCLIMGRID
1939Apr41.1°F42.8°F-1.7°NCLIMGRID
1939May57.6°F53.2°F+4.3°NCLIMGRID
1939Jun63.5°F61.4°F+2.1°NCLIMGRID
1939Jul66.7°F65.9°F+0.8°NCLIMGRID
1939Aug69.4°F64.8°F+4.5°NCLIMGRID
1939Sep60.6°F57.4°F+3.2°NCLIMGRID
1939Oct47.4°F46.5°F+0.9°NCLIMGRID
1939Nov32.2°F36.1°F-3.9°NCLIMGRID
1939Dec26.9°F25.0°F+2.0°NCLIMGRID
1940Jan13.8°F19.3°F-5.6°NCLIMGRID
1940Feb20.5°F21.7°F-1.2°NCLIMGRID
1940Mar24.5°F31.4°F-6.9°NCLIMGRID
1940Apr38.6°F42.8°F-4.2°NCLIMGRID
1940May54.3°F53.2°F+1.1°NCLIMGRID
1940Jun61.4°F61.4°F-0.1°NCLIMGRID
1940Jul66.3°F65.9°F+0.4°NCLIMGRID
1940Aug62.5°F64.8°F-2.4°NCLIMGRID
1940Sep55.8°F57.4°F-1.7°NCLIMGRID
1940Oct42.9°F46.5°F-3.6°NCLIMGRID
1940Nov34.4°F36.1°F-1.7°NCLIMGRID
1940Dec27.9°F25.0°F+2.9°NCLIMGRID
1941Jan19.5°F19.3°F+0.2°NCLIMGRID
1941Feb19.3°F21.7°F-2.4°NCLIMGRID
1941Mar23.8°F31.4°F-7.6°NCLIMGRID
1941Apr48.2°F42.8°F+5.4°NCLIMGRID
1941May54.6°F53.2°F+1.4°NCLIMGRID
1941Jun63.2°F61.4°F+1.7°NCLIMGRID
1941Jul68.2°F65.9°F+2.3°NCLIMGRID
1941Aug63.0°F64.8°F-1.9°NCLIMGRID
1941Sep60.3°F57.4°F+2.9°NCLIMGRID
1941Oct50.7°F46.5°F+4.2°NCLIMGRID
1941Nov38.7°F36.1°F+2.6°NCLIMGRID
1941Dec28.3°F25.0°F+3.3°NCLIMGRID
1942Jan19.8°F19.3°F+0.4°NCLIMGRID
1942Feb17.9°F21.7°F-3.8°NCLIMGRID
1942Mar34.1°F31.4°F+2.6°NCLIMGRID
1942Apr47.0°F42.8°F+4.2°NCLIMGRID
1942May57.4°F53.2°F+4.2°NCLIMGRID
1942Jun63.0°F61.4°F+1.6°NCLIMGRID
1942Jul66.5°F65.9°F+0.6°NCLIMGRID
1942Aug64.5°F64.8°F-0.3°NCLIMGRID
1942Sep58.6°F57.4°F+1.2°NCLIMGRID
1942Oct48.6°F46.5°F+2.1°NCLIMGRID
1942Nov35.9°F36.1°F-0.2°NCLIMGRID
1942Dec20.9°F25.0°F-4.1°NCLIMGRID
1943Jan19.7°F19.3°F+0.3°NCLIMGRID
1943Feb23.4°F21.7°F+1.7°NCLIMGRID
1943Mar30.4°F31.4°F-1.0°NCLIMGRID
1943Apr36.4°F42.8°F-6.4°NCLIMGRID
1943May54.3°F53.2°F+1.1°NCLIMGRID
1943Jun67.7°F61.4°F+6.3°NCLIMGRID
1943Jul67.5°F65.9°F+1.6°NCLIMGRID
1943Aug65.7°F64.8°F+0.9°NCLIMGRID
1943Sep56.9°F57.4°F-0.5°NCLIMGRID
1943Oct45.3°F46.5°F-1.2°NCLIMGRID
1943Nov32.7°F36.1°F-3.4°NCLIMGRID
1943Dec21.6°F25.0°F-3.4°NCLIMGRID
1944Jan24.6°F19.3°F+5.2°NCLIMGRID
1944Feb22.3°F21.7°F+0.6°NCLIMGRID
1944Mar27.4°F31.4°F-4.1°NCLIMGRID
1944Apr39.0°F42.8°F-3.8°NCLIMGRID
1944May60.7°F53.2°F+7.5°NCLIMGRID
1944Jun63.4°F61.4°F+1.9°NCLIMGRID
1944Jul67.1°F65.9°F+1.2°NCLIMGRID
1944Aug67.7°F64.8°F+2.8°NCLIMGRID
1944Sep59.3°F57.4°F+1.9°NCLIMGRID
1944Oct45.1°F46.5°F-1.4°NCLIMGRID
1944Nov36.3°F36.1°F+0.2°NCLIMGRID
1944Dec19.9°F25.0°F-5.1°NCLIMGRID
1945Jan12.6°F19.3°F-6.8°NCLIMGRID
1945Feb22.2°F21.7°F+0.5°NCLIMGRID
1945Mar41.7°F31.4°F+10.2°NCLIMGRID
1945Apr47.3°F42.8°F+4.5°NCLIMGRID
1945May50.8°F53.2°F-2.4°NCLIMGRID
1945Jun60.6°F61.4°F-0.8°NCLIMGRID
1945Jul66.6°F65.9°F+0.7°NCLIMGRID
1945Aug65.0°F64.8°F+0.2°NCLIMGRID
1945Sep60.9°F57.4°F+3.5°NCLIMGRID
1945Oct46.0°F46.5°F-0.5°NCLIMGRID
1945Nov36.4°F36.1°F+0.2°NCLIMGRID
1945Dec19.5°F25.0°F-5.4°NCLIMGRID
1946Jan22.7°F19.3°F+3.4°NCLIMGRID
1946Feb22.1°F21.7°F+0.4°NCLIMGRID
1946Mar41.2°F31.4°F+9.8°NCLIMGRID
1946Apr42.0°F42.8°F-0.8°NCLIMGRID
1946May52.8°F53.2°F-0.5°NCLIMGRID
1946Jun60.5°F61.4°F-0.9°NCLIMGRID
1946Jul65.9°F65.9°F+0.0°NCLIMGRID
1946Aug61.2°F64.8°F-3.7°NCLIMGRID
1946Sep59.7°F57.4°F+2.3°NCLIMGRID
1946Oct52.0°F46.5°F+5.5°NCLIMGRID
1946Nov39.6°F36.1°F+3.5°NCLIMGRID
1946Dec27.4°F25.0°F+2.4°NCLIMGRID
1947Jan26.8°F19.3°F+7.5°NCLIMGRID
1947Feb18.5°F21.7°F-3.2°NCLIMGRID
1947Mar27.3°F31.4°F-4.1°NCLIMGRID
1947Apr42.5°F42.8°F-0.4°NCLIMGRID
1947May53.7°F53.2°F+0.4°NCLIMGRID
1947Jun61.1°F61.4°F-0.4°NCLIMGRID
1947Jul65.4°F65.9°F-0.5°NCLIMGRID
1947Aug69.4°F64.8°F+4.5°NCLIMGRID
1947Sep59.5°F57.4°F+2.1°NCLIMGRID
1947Oct54.1°F46.5°F+7.6°NCLIMGRID
1947Nov32.8°F36.1°F-3.3°NCLIMGRID
1947Dec23.8°F25.0°F-1.2°NCLIMGRID
1948Jan13.6°F19.3°F-5.8°NCLIMGRID
1948Feb19.7°F21.7°F-2.0°NCLIMGRID
1948Mar32.5°F31.4°F+1.0°NCLIMGRID
1948Apr45.3°F42.8°F+2.5°NCLIMGRID
1948May52.6°F53.2°F-0.7°NCLIMGRID
1948Jun61.8°F61.4°F+0.3°NCLIMGRID
1948Jul66.9°F65.9°F+1.0°NCLIMGRID
1948Aug65.5°F64.8°F+0.6°NCLIMGRID
1948Sep59.2°F57.4°F+1.8°NCLIMGRID
1948Oct45.9°F46.5°F-0.6°NCLIMGRID
1948Nov41.2°F36.1°F+5.1°NCLIMGRID
1948Dec26.1°F25.0°F+1.1°NCLIMGRID
1949Jan27.4°F19.3°F+8.0°NCLIMGRID
1949Feb27.5°F21.7°F+5.8°NCLIMGRID
1949Mar32.5°F31.4°F+1.1°NCLIMGRID
1949Apr43.0°F42.8°F+0.2°NCLIMGRID
1949May54.5°F53.2°F+1.3°NCLIMGRID
1949Jun66.0°F61.4°F+4.6°NCLIMGRID
1949Jul70.4°F65.9°F+4.5°NCLIMGRID
1949Aug66.4°F64.8°F+1.6°NCLIMGRID
1949Sep54.1°F57.4°F-3.3°NCLIMGRID
1949Oct51.6°F46.5°F+5.1°NCLIMGRID
1949Nov33.4°F36.1°F-2.7°NCLIMGRID
1949Dec26.9°F25.0°F+1.9°NCLIMGRID
1950Jan29.7°F19.3°F+10.3°NCLIMGRID
1950Feb21.8°F21.7°F+0.1°NCLIMGRID
1950Mar24.6°F31.4°F-6.8°NCLIMGRID
1950Apr38.3°F42.8°F-4.5°NCLIMGRID
1950May53.0°F53.2°F-0.2°NCLIMGRID
1950Jun59.9°F61.4°F-1.6°NCLIMGRID
1950Jul63.3°F65.9°F-2.6°NCLIMGRID
1950Aug63.6°F64.8°F-1.3°NCLIMGRID
1950Sep54.9°F57.4°F-2.6°NCLIMGRID
1950Oct49.5°F46.5°F+3.0°NCLIMGRID
1950Nov36.1°F36.1°F-0.1°NCLIMGRID
1950Dec20.2°F25.0°F-4.8°NCLIMGRID
1951Jan23.5°F19.3°F+4.2°NCLIMGRID
1951Feb24.2°F21.7°F+2.5°NCLIMGRID
1951Mar30.8°F31.4°F-0.7°NCLIMGRID
1951Apr42.7°F42.8°F-0.1°NCLIMGRID
1951May54.5°F53.2°F+1.3°NCLIMGRID
1951Jun61.4°F61.4°F-0.1°NCLIMGRID
1951Jul66.4°F65.9°F+0.5°NCLIMGRID
1951Aug64.3°F64.8°F-0.6°NCLIMGRID
1951Sep57.6°F57.4°F+0.1°NCLIMGRID
1951Oct49.3°F46.5°F+2.8°NCLIMGRID
1951Nov29.6°F36.1°F-6.5°NCLIMGRID
1951Dec25.3°F25.0°F+0.3°NCLIMGRID
1952Jan24.2°F19.3°F+4.8°NCLIMGRID
1952Feb25.1°F21.7°F+3.4°NCLIMGRID
1952Mar29.8°F31.4°F-1.6°NCLIMGRID
1952Apr45.3°F42.8°F+2.5°NCLIMGRID
1952May50.7°F53.2°F-2.6°NCLIMGRID
1952Jun64.1°F61.4°F+2.6°NCLIMGRID
1952Jul69.0°F65.9°F+3.1°NCLIMGRID
1952Aug64.6°F64.8°F-0.2°NCLIMGRID
1952Sep58.9°F57.4°F+1.5°NCLIMGRID
1952Oct42.9°F46.5°F-3.6°NCLIMGRID
1952Nov37.1°F36.1°F+1.0°NCLIMGRID
1952Dec27.3°F25.0°F+2.3°NCLIMGRID
1953Jan26.7°F19.3°F+7.4°NCLIMGRID
1953Feb26.7°F21.7°F+5.0°NCLIMGRID
1953Mar33.0°F31.4°F+1.6°NCLIMGRID
1953Apr41.1°F42.8°F-1.7°NCLIMGRID
1953May56.0°F53.2°F+2.7°NCLIMGRID
1953Jun62.8°F61.4°F+1.4°NCLIMGRID
1953Jul67.0°F65.9°F+1.1°NCLIMGRID
1953Aug64.7°F64.8°F-0.1°NCLIMGRID
1953Sep58.7°F57.4°F+1.2°NCLIMGRID
1953Oct48.9°F46.5°F+2.5°NCLIMGRID
1953Nov37.9°F36.1°F+1.7°NCLIMGRID
1953Dec29.4°F25.0°F+4.4°NCLIMGRID
1954Jan19.1°F19.3°F-0.3°NCLIMGRID
1954Feb29.0°F21.7°F+7.3°NCLIMGRID
1954Mar30.6°F31.4°F-0.9°NCLIMGRID
1954Apr46.0°F42.8°F+3.1°NCLIMGRID
1954May51.9°F53.2°F-1.3°NCLIMGRID
1954Jun63.7°F61.4°F+2.2°NCLIMGRID
1954Jul64.9°F65.9°F-1.0°NCLIMGRID
1954Aug63.2°F64.8°F-1.6°NCLIMGRID
1954Sep58.3°F57.4°F+0.9°NCLIMGRID
1954Oct51.0°F46.5°F+4.6°NCLIMGRID
1954Nov34.8°F36.1°F-1.4°NCLIMGRID
1954Dec24.1°F25.0°F-0.9°NCLIMGRID
1955Jan19.1°F19.3°F-0.2°NCLIMGRID
1955Feb22.4°F21.7°F+0.7°NCLIMGRID
1955Mar32.1°F31.4°F+0.6°NCLIMGRID
1955Apr46.7°F42.8°F+3.9°NCLIMGRID
1955May56.3°F53.2°F+3.1°NCLIMGRID
1955Jun60.9°F61.4°F-0.6°NCLIMGRID
1955Jul71.1°F65.9°F+5.2°NCLIMGRID
1955Aug69.2°F64.8°F+4.4°NCLIMGRID
1955Sep57.1°F57.4°F-0.3°NCLIMGRID
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1984Jan16.0°F19.3°F-3.3°NCLIMGRID
1984Feb29.2°F21.7°F+7.5°NCLIMGRID
1984Mar23.3°F31.4°F-8.1°NCLIMGRID
1984Apr41.3°F42.8°F-1.5°NCLIMGRID
1984May50.7°F53.2°F-2.5°NCLIMGRID
1984Jun62.3°F61.4°F+0.8°NCLIMGRID
1984Jul64.3°F65.9°F-1.6°NCLIMGRID
1984Aug66.1°F64.8°F+1.2°NCLIMGRID
1984Sep54.8°F57.4°F-2.7°NCLIMGRID
1984Oct50.8°F46.5°F+4.4°NCLIMGRID
1984Nov34.7°F36.1°F-1.4°NCLIMGRID
1984Dec30.9°F25.0°F+5.9°NCLIMGRID
1985Jan16.8°F19.3°F-2.5°NCLIMGRID
1985Feb22.9°F21.7°F+1.2°NCLIMGRID
1985Mar33.1°F31.4°F+1.7°NCLIMGRID
1985Apr45.8°F42.8°F+3.0°NCLIMGRID
1985May54.5°F53.2°F+1.3°NCLIMGRID
1985Jun57.6°F61.4°F-3.8°NCLIMGRID
1985Jul64.1°F65.9°F-1.8°NCLIMGRID
1985Aug63.8°F64.8°F-1.0°NCLIMGRID
1985Sep59.9°F57.4°F+2.5°NCLIMGRID
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1985Nov38.9°F36.1°F+2.8°NCLIMGRID
1985Dec21.2°F25.0°F-3.8°NCLIMGRID
1986Jan22.0°F19.3°F+2.6°NCLIMGRID
1986Feb21.3°F21.7°F-0.4°NCLIMGRID
1986Mar34.1°F31.4°F+2.7°NCLIMGRID
1986Apr44.8°F42.8°F+2.0°NCLIMGRID
1986May57.0°F53.2°F+3.8°NCLIMGRID
1986Jun61.0°F61.4°F-0.4°NCLIMGRID
1986Jul65.7°F65.9°F-0.2°NCLIMGRID
1986Aug62.5°F64.8°F-2.3°NCLIMGRID
1986Sep56.9°F57.4°F-0.5°NCLIMGRID
1986Oct47.0°F46.5°F+0.5°NCLIMGRID
1986Nov32.7°F36.1°F-3.4°NCLIMGRID
1986Dec27.9°F25.0°F+2.9°NCLIMGRID
1987Jan19.7°F19.3°F+0.3°NCLIMGRID
1987Feb19.5°F21.7°F-2.2°NCLIMGRID
1987Mar34.5°F31.4°F+3.0°NCLIMGRID
1987Apr45.9°F42.8°F+3.1°NCLIMGRID
1987May55.2°F53.2°F+2.0°NCLIMGRID
1987Jun64.2°F61.4°F+2.7°NCLIMGRID
1987Jul68.4°F65.9°F+2.5°NCLIMGRID
1987Aug63.7°F64.8°F-1.2°NCLIMGRID
1987Sep58.0°F57.4°F+0.6°NCLIMGRID
1987Oct42.7°F46.5°F-3.8°NCLIMGRID
1987Nov36.9°F36.1°F+0.8°NCLIMGRID
1987Dec28.0°F25.0°F+3.0°NCLIMGRID
1988Jan16.7°F19.3°F-2.7°NCLIMGRID
1988Feb20.8°F21.7°F-0.9°NCLIMGRID
1988Mar32.2°F31.4°F+0.8°NCLIMGRID
1988Apr41.3°F42.8°F-1.5°NCLIMGRID
1988May54.3°F53.2°F+1.1°NCLIMGRID
1988Jun60.5°F61.4°F-0.9°NCLIMGRID
1988Jul70.0°F65.9°F+4.0°NCLIMGRID
1988Aug68.7°F64.8°F+3.8°NCLIMGRID
1988Sep56.0°F57.4°F-1.4°NCLIMGRID
1988Oct42.7°F46.5°F-3.8°NCLIMGRID
1988Nov37.3°F36.1°F+1.2°NCLIMGRID
1988Dec24.4°F25.0°F-0.6°NCLIMGRID
1989Jan25.5°F19.3°F+6.2°NCLIMGRID
1989Feb22.1°F21.7°F+0.4°NCLIMGRID
1989Mar31.5°F31.4°F+0.1°NCLIMGRID
1989Apr39.8°F42.8°F-3.0°NCLIMGRID
1989May51.9°F53.2°F-1.3°NCLIMGRID
1989Jun63.3°F61.4°F+1.9°NCLIMGRID
1989Jul66.5°F65.9°F+0.5°NCLIMGRID
1989Aug64.2°F64.8°F-0.6°NCLIMGRID
1989Sep58.0°F57.4°F+0.6°NCLIMGRID
1989Oct48.1°F46.5°F+1.6°NCLIMGRID
1989Nov35.2°F36.1°F-0.9°NCLIMGRID
1989Dec11.9°F25.0°F-13.1°NCLIMGRID
1990Jan30.0°F19.3°F+10.6°NCLIMGRID
1990Feb28.0°F21.7°F+6.3°NCLIMGRID
1990Mar35.4°F31.4°F+4.0°NCLIMGRID
1990Apr44.9°F42.8°F+2.1°NCLIMGRID
1990May51.6°F53.2°F-1.6°NCLIMGRID
1990Jun61.8°F61.4°F+0.4°NCLIMGRID
1990Jul65.4°F65.9°F-0.5°NCLIMGRID
1990Aug64.1°F64.8°F-0.8°NCLIMGRID
1990Sep57.1°F57.4°F-0.3°NCLIMGRID
1990Oct49.6°F46.5°F+3.1°NCLIMGRID
1990Nov38.9°F36.1°F+2.7°NCLIMGRID
1990Dec29.8°F25.0°F+4.8°NCLIMGRID
1991Jan21.2°F19.3°F+1.9°NCLIMGRID
1991Feb27.9°F21.7°F+6.2°NCLIMGRID
1991Mar34.4°F31.4°F+3.0°NCLIMGRID
1991Apr45.6°F42.8°F+2.8°NCLIMGRID
1991May60.1°F53.2°F+6.9°NCLIMGRID
1991Jun64.6°F61.4°F+3.2°NCLIMGRID
1991Jul67.4°F65.9°F+1.5°NCLIMGRID
1991Aug67.0°F64.8°F+2.2°NCLIMGRID
1991Sep56.7°F57.4°F-0.7°NCLIMGRID
1991Oct48.6°F46.5°F+2.1°NCLIMGRID
1991Nov36.0°F36.1°F-0.1°NCLIMGRID
1991Dec28.3°F25.0°F+3.3°NCLIMGRID
1992Jan23.7°F19.3°F+4.3°NCLIMGRID
1992Feb25.5°F21.7°F+3.8°NCLIMGRID
1992Mar28.8°F31.4°F-2.7°NCLIMGRID
1992Apr41.5°F42.8°F-1.4°NCLIMGRID
1992May51.9°F53.2°F-1.4°NCLIMGRID
1992Jun59.4°F61.4°F-2.1°NCLIMGRID
1992Jul63.9°F65.9°F-2.0°NCLIMGRID
1992Aug61.9°F64.8°F-2.9°NCLIMGRID
1992Sep57.1°F57.4°F-0.3°NCLIMGRID
1992Oct42.9°F46.5°F-3.6°NCLIMGRID
1992Nov35.7°F36.1°F-0.4°NCLIMGRID
1992Dec24.7°F25.0°F-0.2°NCLIMGRID
1993Jan25.7°F19.3°F+6.3°NCLIMGRID
1993Feb16.8°F21.7°F-4.9°NCLIMGRID
1993Mar26.6°F31.4°F-4.8°NCLIMGRID
1993Apr42.9°F42.8°F+0.1°NCLIMGRID
1993May54.7°F53.2°F+1.5°NCLIMGRID
1993Jun61.3°F61.4°F-0.2°NCLIMGRID
1993Jul68.3°F65.9°F+2.4°NCLIMGRID
1993Aug65.9°F64.8°F+1.1°NCLIMGRID
1993Sep57.1°F57.4°F-0.3°NCLIMGRID
1993Oct44.6°F46.5°F-1.9°NCLIMGRID
1993Nov35.6°F36.1°F-0.5°NCLIMGRID
1993Dec22.9°F25.0°F-2.0°NCLIMGRID
1994Jan12.4°F19.3°F-7.0°NCLIMGRID
1994Feb17.1°F21.7°F-4.6°NCLIMGRID
1994Mar27.9°F31.4°F-3.6°NCLIMGRID
1994Apr45.2°F42.8°F+2.4°NCLIMGRID
1994May50.6°F53.2°F-2.6°NCLIMGRID
1994Jun64.5°F61.4°F+3.1°NCLIMGRID
1994Jul68.3°F65.9°F+2.4°NCLIMGRID
1994Aug62.5°F64.8°F-2.3°NCLIMGRID
1994Sep57.0°F57.4°F-0.4°NCLIMGRID
1994Oct45.4°F46.5°F-1.1°NCLIMGRID
1994Nov40.5°F36.1°F+4.3°NCLIMGRID
1994Dec29.6°F25.0°F+4.6°NCLIMGRID
1995Jan26.4°F19.3°F+7.1°NCLIMGRID
1995Feb18.5°F21.7°F-3.2°NCLIMGRID
1995Mar35.2°F31.4°F+3.8°NCLIMGRID
1995Apr39.2°F42.8°F-3.6°NCLIMGRID
1995May51.7°F53.2°F-1.5°NCLIMGRID
1995Jun63.5°F61.4°F+2.1°NCLIMGRID
1995Jul68.2°F65.9°F+2.3°NCLIMGRID
1995Aug68.0°F64.8°F+3.1°NCLIMGRID
1995Sep56.3°F57.4°F-1.2°NCLIMGRID
1995Oct50.8°F46.5°F+4.3°NCLIMGRID
1995Nov31.5°F36.1°F-4.7°NCLIMGRID
1995Dec19.7°F25.0°F-5.3°NCLIMGRID
1996Jan18.3°F19.3°F-1.0°NCLIMGRID
1996Feb22.2°F21.7°F+0.5°NCLIMGRID
1996Mar26.2°F31.4°F-5.3°NCLIMGRID
1996Apr42.2°F42.8°F-0.6°NCLIMGRID
1996May51.5°F53.2°F-1.7°NCLIMGRID
1996Jun63.9°F61.4°F+2.4°NCLIMGRID
1996Jul64.3°F65.9°F-1.7°NCLIMGRID
1996Aug65.2°F64.8°F+0.4°NCLIMGRID
1996Sep58.8°F57.4°F+1.4°NCLIMGRID
1996Oct47.2°F46.5°F+0.7°NCLIMGRID
1996Nov31.9°F36.1°F-4.2°NCLIMGRID
1996Dec30.1°F25.0°F+5.1°NCLIMGRID
1997Jan20.1°F19.3°F+0.7°NCLIMGRID
1997Feb27.8°F21.7°F+6.1°NCLIMGRID
1997Mar32.2°F31.4°F+0.8°NCLIMGRID
1997Apr40.1°F42.8°F-2.7°NCLIMGRID
1997May48.8°F53.2°F-4.4°NCLIMGRID
1997Jun62.0°F61.4°F+0.5°NCLIMGRID
1997Jul64.8°F65.9°F-1.1°NCLIMGRID
1997Aug62.7°F64.8°F-2.1°NCLIMGRID
1997Sep57.3°F57.4°F-0.1°NCLIMGRID
1997Oct47.1°F46.5°F+0.6°NCLIMGRID
1997Nov33.7°F36.1°F-2.5°NCLIMGRID
1997Dec27.6°F25.0°F+2.6°NCLIMGRID
1998Jan29.2°F19.3°F+9.8°NCLIMGRID
1998Feb30.4°F21.7°F+8.7°NCLIMGRID
1998Mar34.9°F31.4°F+3.5°NCLIMGRID
1998Apr45.0°F42.8°F+2.2°NCLIMGRID
1998May59.0°F53.2°F+5.8°NCLIMGRID
1998Jun61.7°F61.4°F+0.2°NCLIMGRID
1998Jul64.8°F65.9°F-1.1°NCLIMGRID
1998Aug65.9°F64.8°F+1.1°NCLIMGRID
1998Sep60.9°F57.4°F+3.5°NCLIMGRID
1998Oct48.7°F46.5°F+2.3°NCLIMGRID
1998Nov37.2°F36.1°F+1.1°NCLIMGRID
1998Dec31.7°F25.0°F+6.7°NCLIMGRID
1999Jan21.5°F19.3°F+2.2°NCLIMGRID
1999Feb26.6°F21.7°F+4.9°NCLIMGRID
1999Mar29.1°F31.4°F-2.3°NCLIMGRID
1999Apr43.1°F42.8°F+0.3°NCLIMGRID
1999May55.5°F53.2°F+2.3°NCLIMGRID
1999Jun63.4°F61.4°F+1.9°NCLIMGRID
1999Jul68.9°F65.9°F+3.0°NCLIMGRID
1999Aug64.5°F64.8°F-0.4°NCLIMGRID
1999Sep60.1°F57.4°F+2.7°NCLIMGRID
1999Oct45.5°F46.5°F-1.0°NCLIMGRID
1999Nov40.7°F36.1°F+4.6°NCLIMGRID
1999Dec28.0°F25.0°F+3.0°NCLIMGRID
2000Jan19.9°F19.3°F+0.6°NCLIMGRID
2000Feb25.9°F21.7°F+4.2°NCLIMGRID
2000Mar37.8°F31.4°F+6.3°NCLIMGRID
2000Apr43.0°F42.8°F+0.2°NCLIMGRID
2000May55.9°F53.2°F+2.6°NCLIMGRID
2000Jun62.4°F61.4°F+1.0°NCLIMGRID
2000Jul62.3°F65.9°F-3.6°NCLIMGRID
2000Aug63.3°F64.8°F-1.5°NCLIMGRID
2000Sep57.2°F57.4°F-0.2°NCLIMGRID
2000Oct47.7°F46.5°F+1.2°NCLIMGRID
2000Nov34.5°F36.1°F-1.6°NCLIMGRID
2000Dec18.4°F25.0°F-6.5°NCLIMGRID
2001Jan22.2°F19.3°F+2.8°NCLIMGRID
2001Feb26.3°F21.7°F+4.6°NCLIMGRID
2001Mar28.4°F31.4°F-3.0°NCLIMGRID
2001Apr43.5°F42.8°F+0.7°NCLIMGRID
2001May55.0°F53.2°F+1.8°NCLIMGRID
2001Jun62.7°F61.4°F+1.3°NCLIMGRID
2001Jul63.2°F65.9°F-2.7°NCLIMGRID
2001Aug67.9°F64.8°F+3.0°NCLIMGRID
2001Sep56.9°F57.4°F-0.5°NCLIMGRID
2001Oct48.5°F46.5°F+2.0°NCLIMGRID
2001Nov41.7°F36.1°F+5.6°NCLIMGRID
2001Dec31.8°F25.0°F+6.8°NCLIMGRID
2002Jan28.1°F19.3°F+8.8°NCLIMGRID
2002Feb29.9°F21.7°F+8.2°NCLIMGRID
2002Mar33.0°F31.4°F+1.6°NCLIMGRID
2002Apr44.9°F42.8°F+2.1°NCLIMGRID
2002May50.7°F53.2°F-2.5°NCLIMGRID
2002Jun63.2°F61.4°F+1.7°NCLIMGRID
2002Jul67.6°F65.9°F+1.7°NCLIMGRID
2002Aug67.7°F64.8°F+2.8°NCLIMGRID
2002Sep61.4°F57.4°F+4.0°NCLIMGRID
2002Oct45.5°F46.5°F-1.0°NCLIMGRID
2002Nov34.9°F36.1°F-1.3°NCLIMGRID
2002Dec22.8°F25.0°F-2.2°NCLIMGRID
2003Jan15.2°F19.3°F-4.2°NCLIMGRID
2003Feb19.2°F21.7°F-2.5°NCLIMGRID
2003Mar31.4°F31.4°F-0.1°NCLIMGRID
2003Apr41.6°F42.8°F-1.2°NCLIMGRID
2003May52.5°F53.2°F-0.8°NCLIMGRID
2003Jun60.1°F61.4°F-1.3°NCLIMGRID
2003Jul65.5°F65.9°F-0.4°NCLIMGRID
2003Aug67.4°F64.8°F+2.5°NCLIMGRID
2003Sep58.6°F57.4°F+1.2°NCLIMGRID
2003Oct44.4°F46.5°F-2.1°NCLIMGRID
2003Nov40.9°F36.1°F+4.7°NCLIMGRID
2003Dec26.5°F25.0°F+1.5°NCLIMGRID
2004Jan14.3°F19.3°F-5.1°NCLIMGRID
2004Feb21.0°F21.7°F-0.7°NCLIMGRID
2004Mar35.0°F31.4°F+3.6°NCLIMGRID
2004Apr43.4°F42.8°F+0.6°NCLIMGRID
2004May59.7°F53.2°F+6.4°NCLIMGRID
2004Jun60.4°F61.4°F-1.1°NCLIMGRID
2004Jul64.8°F65.9°F-1.1°NCLIMGRID
2004Aug64.9°F64.8°F+0.0°NCLIMGRID
2004Sep60.8°F57.4°F+3.4°NCLIMGRID
2004Oct47.2°F46.5°F+0.7°NCLIMGRID
2004Nov38.7°F36.1°F+2.6°NCLIMGRID
2004Dec26.0°F25.0°F+1.1°NCLIMGRID
2005Jan19.9°F19.3°F+0.6°NCLIMGRID
2005Feb25.1°F21.7°F+3.4°NCLIMGRID
2005Mar26.8°F31.4°F-4.6°NCLIMGRID
2005Apr44.5°F42.8°F+1.7°NCLIMGRID
2005May49.0°F53.2°F-4.2°NCLIMGRID
2005Jun66.1°F61.4°F+4.7°NCLIMGRID
2005Jul68.5°F65.9°F+2.6°NCLIMGRID
2005Aug68.6°F64.8°F+3.7°NCLIMGRID
2005Sep61.4°F57.4°F+4.0°NCLIMGRID
2005Oct48.1°F46.5°F+1.7°NCLIMGRID
2005Nov39.4°F36.1°F+3.3°NCLIMGRID
2005Dec22.1°F25.0°F-2.9°NCLIMGRID
2006Jan29.6°F19.3°F+10.2°NCLIMGRID
2006Feb25.6°F21.7°F+3.9°NCLIMGRID
2006Mar31.5°F31.4°F+0.0°NCLIMGRID
2006Apr45.2°F42.8°F+2.4°NCLIMGRID
2006May53.4°F53.2°F+0.2°NCLIMGRID
2006Jun62.3°F61.4°F+0.8°NCLIMGRID
2006Jul68.3°F65.9°F+2.4°NCLIMGRID
2006Aug65.4°F64.8°F+0.5°NCLIMGRID
2006Sep56.4°F57.4°F-1.1°NCLIMGRID
2006Oct45.2°F46.5°F-1.3°NCLIMGRID
2006Nov40.7°F36.1°F+4.6°NCLIMGRID
2006Dec33.8°F25.0°F+8.8°NCLIMGRID
2007Jan26.0°F19.3°F+6.6°NCLIMGRID
2007Feb15.7°F21.7°F-6.0°NCLIMGRID
2007Mar30.6°F31.4°F-0.8°NCLIMGRID
2007Apr39.5°F42.8°F-3.3°NCLIMGRID
2007May54.9°F53.2°F+1.7°NCLIMGRID
2007Jun64.0°F61.4°F+2.5°NCLIMGRID
2007Jul64.6°F65.9°F-1.3°NCLIMGRID
2007Aug66.3°F64.8°F+1.5°NCLIMGRID
2007Sep60.4°F57.4°F+2.9°NCLIMGRID
2007Oct53.8°F46.5°F+7.3°NCLIMGRID
2007Nov35.5°F36.1°F-0.7°NCLIMGRID
2007Dec26.0°F25.0°F+1.1°NCLIMGRID
2008Jan25.2°F19.3°F+5.8°NCLIMGRID
2008Feb23.0°F21.7°F+1.3°NCLIMGRID
2008Mar29.8°F31.4°F-1.6°NCLIMGRID
2008Apr47.0°F42.8°F+4.2°NCLIMGRID
2008May49.9°F53.2°F-3.4°NCLIMGRID
2008Jun65.1°F61.4°F+3.6°NCLIMGRID
2008Jul66.5°F65.9°F+0.6°NCLIMGRID
2008Aug62.3°F64.8°F-2.6°NCLIMGRID
2008Sep59.3°F57.4°F+1.8°NCLIMGRID
2008Oct45.0°F46.5°F-1.5°NCLIMGRID
2008Nov34.9°F36.1°F-1.3°NCLIMGRID
2008Dec25.3°F25.0°F+0.3°NCLIMGRID
2009Jan15.0°F19.3°F-4.4°NCLIMGRID
2009Feb24.9°F21.7°F+3.2°NCLIMGRID
2009Mar32.8°F31.4°F+1.4°NCLIMGRID
2009Apr44.7°F42.8°F+1.8°NCLIMGRID
2009May53.7°F53.2°F+0.5°NCLIMGRID
2009Jun60.5°F61.4°F-0.9°NCLIMGRID
2009Jul62.4°F65.9°F-3.5°NCLIMGRID
2009Aug66.3°F64.8°F+1.4°NCLIMGRID
2009Sep57.2°F57.4°F-0.3°NCLIMGRID
2009Oct45.1°F46.5°F-1.4°NCLIMGRID
2009Nov40.1°F36.1°F+4.0°NCLIMGRID
2009Dec24.5°F25.0°F-0.5°NCLIMGRID
2010Jan21.6°F19.3°F+2.3°NCLIMGRID
2010Feb23.6°F21.7°F+1.9°NCLIMGRID
2010Mar37.7°F31.4°F+6.3°NCLIMGRID
2010Apr48.1°F42.8°F+5.3°NCLIMGRID
2010May56.4°F53.2°F+3.2°NCLIMGRID
2010Jun64.3°F61.4°F+2.9°NCLIMGRID
2010Jul68.9°F65.9°F+3.0°NCLIMGRID
2010Aug66.4°F64.8°F+1.5°NCLIMGRID
2010Sep59.5°F57.4°F+2.0°NCLIMGRID
2010Oct47.9°F46.5°F+1.4°NCLIMGRID
2010Nov36.6°F36.1°F+0.5°NCLIMGRID
2010Dec23.1°F25.0°F-1.9°NCLIMGRID
2011Jan18.1°F19.3°F-1.2°NCLIMGRID
2011Feb21.9°F21.7°F+0.2°NCLIMGRID
2011Mar30.3°F31.4°F-1.2°NCLIMGRID
2011Apr43.9°F42.8°F+1.1°NCLIMGRID
2011May57.0°F53.2°F+3.8°NCLIMGRID
2011Jun64.1°F61.4°F+2.7°NCLIMGRID
2011Jul70.1°F65.9°F+4.1°NCLIMGRID
2011Aug65.2°F64.8°F+0.3°NCLIMGRID
2011Sep61.2°F57.4°F+3.8°NCLIMGRID
2011Oct47.7°F46.5°F+1.2°NCLIMGRID
2011Nov40.9°F36.1°F+4.8°NCLIMGRID
2011Dec30.8°F25.0°F+5.8°NCLIMGRID
2012Jan25.0°F19.3°F+5.6°NCLIMGRID
2012Feb29.9°F21.7°F+8.2°NCLIMGRID
2012Mar42.8°F31.4°F+11.4°NCLIMGRID
2012Apr42.6°F42.8°F-0.2°NCLIMGRID
2012May59.4°F53.2°F+6.1°NCLIMGRID
2012Jun62.0°F61.4°F+0.5°NCLIMGRID
2012Jul69.6°F65.9°F+3.7°NCLIMGRID
2012Aug66.0°F64.8°F+1.1°NCLIMGRID
2012Sep58.2°F57.4°F+0.8°NCLIMGRID
2012Oct49.2°F46.5°F+2.7°NCLIMGRID
2012Nov34.0°F36.1°F-2.2°NCLIMGRID
2012Dec31.1°F25.0°F+6.1°NCLIMGRID
2013Jan24.1°F19.3°F+4.8°NCLIMGRID
2013Feb22.5°F21.7°F+0.8°NCLIMGRID
2013Mar29.7°F31.4°F-1.7°NCLIMGRID
2013Apr42.9°F42.8°F+0.1°NCLIMGRID
2013May54.7°F53.2°F+1.4°NCLIMGRID
2013Jun62.8°F61.4°F+1.3°NCLIMGRID
2013Jul68.6°F65.9°F+2.7°NCLIMGRID
2013Aug63.9°F64.8°F-1.0°NCLIMGRID
2013Sep56.9°F57.4°F-0.5°NCLIMGRID
2013Oct50.4°F46.5°F+3.9°NCLIMGRID
2013Nov33.1°F36.1°F-3.0°NCLIMGRID
2013Dec25.9°F25.0°F+0.9°NCLIMGRID
2014Jan15.5°F19.3°F-3.8°NCLIMGRID
2014Feb17.1°F21.7°F-4.6°NCLIMGRID
2014Mar24.6°F31.4°F-6.8°NCLIMGRID
2014Apr42.3°F42.8°F-0.5°NCLIMGRID
2014May55.2°F53.2°F+2.0°NCLIMGRID
2014Jun62.9°F61.4°F+1.5°NCLIMGRID
2014Jul64.7°F65.9°F-1.2°NCLIMGRID
2014Aug62.5°F64.8°F-2.3°NCLIMGRID
2014Sep58.6°F57.4°F+1.2°NCLIMGRID
2014Oct49.6°F46.5°F+3.1°NCLIMGRID
2014Nov32.9°F36.1°F-3.2°NCLIMGRID
2014Dec29.2°F25.0°F+4.2°NCLIMGRID
2015Jan16.9°F19.3°F-2.5°NCLIMGRID
2015Feb10.8°F21.7°F-10.9°NCLIMGRID
2015Mar25.7°F31.4°F-5.7°NCLIMGRID
2015Apr42.3°F42.8°F-0.5°NCLIMGRID
2015May59.6°F53.2°F+6.4°NCLIMGRID
2015Jun62.3°F61.4°F+0.9°NCLIMGRID
2015Jul65.4°F65.9°F-0.5°NCLIMGRID
2015Aug64.6°F64.8°F-0.2°NCLIMGRID
2015Sep63.0°F57.4°F+5.6°NCLIMGRID
2015Oct46.5°F46.5°F+0.0°NCLIMGRID
2015Nov41.2°F36.1°F+5.1°NCLIMGRID
2015Dec38.0°F25.0°F+13.1°NCLIMGRID
2016Jan22.1°F19.3°F+2.7°NCLIMGRID
2016Feb26.8°F21.7°F+5.1°NCLIMGRID
2016Mar38.3°F31.4°F+6.8°NCLIMGRID
2016Apr41.4°F42.8°F-1.4°NCLIMGRID
2016May53.6°F53.2°F+0.3°NCLIMGRID
2016Jun63.0°F61.4°F+1.6°NCLIMGRID
2016Jul69.0°F65.9°F+3.1°NCLIMGRID
2016Aug69.4°F64.8°F+4.5°NCLIMGRID
2016Sep61.9°F57.4°F+4.5°NCLIMGRID
2016Oct49.4°F46.5°F+3.0°NCLIMGRID
2016Nov39.3°F36.1°F+3.1°NCLIMGRID
2016Dec27.3°F25.0°F+2.4°NCLIMGRID
2017Jan27.5°F19.3°F+8.1°NCLIMGRID
2017Feb31.4°F21.7°F+9.7°NCLIMGRID
2017Mar29.5°F31.4°F-1.9°NCLIMGRID
2017Apr49.4°F42.8°F+6.5°NCLIMGRID
2017May53.8°F53.2°F+0.6°NCLIMGRID
2017Jun62.7°F61.4°F+1.2°NCLIMGRID
2017Jul67.1°F65.9°F+1.2°NCLIMGRID
2017Aug63.6°F64.8°F-1.2°NCLIMGRID
2017Sep60.7°F57.4°F+3.3°NCLIMGRID
2017Oct52.9°F46.5°F+6.4°NCLIMGRID
2017Nov35.5°F36.1°F-0.6°NCLIMGRID
2017Dec23.4°F25.0°F-1.6°NCLIMGRID
2018Jan18.1°F19.3°F-1.3°NCLIMGRID
2018Feb28.6°F21.7°F+6.9°NCLIMGRID
2018Mar29.1°F31.4°F-2.3°NCLIMGRID
2018Apr38.4°F42.8°F-4.4°NCLIMGRID
2018May59.6°F53.2°F+6.4°NCLIMGRID
2018Jun62.3°F61.4°F+0.8°NCLIMGRID
2018Jul67.7°F65.9°F+1.7°NCLIMGRID
2018Aug68.7°F64.8°F+3.9°NCLIMGRID
2018Sep62.7°F57.4°F+5.3°NCLIMGRID
2018Oct48.3°F46.5°F+1.8°NCLIMGRID
2018Nov32.7°F36.1°F-3.4°NCLIMGRID
2018Dec29.4°F25.0°F+4.4°NCLIMGRID
2019Jan20.5°F19.3°F+1.2°NCLIMGRID
2019Feb25.4°F21.7°F+3.7°NCLIMGRID
2019Mar29.8°F31.4°F-1.6°NCLIMGRID
2019Apr45.3°F42.8°F+2.5°NCLIMGRID
2019May55.4°F53.2°F+2.2°NCLIMGRID
2019Jun61.5°F61.4°F+0.1°NCLIMGRID
2019Jul69.0°F65.9°F+3.1°NCLIMGRID
2019Aug65.3°F64.8°F+0.5°NCLIMGRID
2019Sep60.4°F57.4°F+2.9°NCLIMGRID
2019Oct49.6°F46.5°F+3.2°NCLIMGRID
2019Nov32.6°F36.1°F-3.5°NCLIMGRID
2019Dec27.4°F25.0°F+2.4°NCLIMGRID
2020Jan27.9°F19.3°F+8.5°NCLIMGRID
2020Feb27.9°F21.7°F+6.2°NCLIMGRID
2020Mar36.9°F31.4°F+5.5°NCLIMGRID
2020Apr39.6°F42.8°F-3.2°NCLIMGRID
2020May52.5°F53.2°F-0.7°NCLIMGRID
2020Jun62.7°F61.4°F+1.3°NCLIMGRID
2020Jul70.8°F65.9°F+4.9°NCLIMGRID
2020Aug67.9°F64.8°F+3.1°NCLIMGRID
2020Sep58.8°F57.4°F+1.3°NCLIMGRID
2020Oct48.9°F46.5°F+2.4°NCLIMGRID
2020Nov40.5°F36.1°F+4.4°NCLIMGRID
2020Dec27.9°F25.0°F+2.9°NCLIMGRID
2021Jan24.8°F19.3°F+5.4°NCLIMGRID
2021Feb21.1°F21.7°F-0.6°NCLIMGRID
2021Mar35.4°F31.4°F+4.0°NCLIMGRID
2021Apr44.3°F42.8°F+1.5°NCLIMGRID
2021May53.2°F53.2°F+0.0°NCLIMGRID
2021Jun64.6°F61.4°F+3.1°NCLIMGRID
2021Jul66.6°F65.9°F+0.7°NCLIMGRID
2021Aug69.0°F64.8°F+4.2°NCLIMGRID
2021Sep60.9°F57.4°F+3.5°NCLIMGRID
2021Oct54.5°F46.5°F+8.0°NCLIMGRID
2021Nov35.7°F36.1°F-0.5°NCLIMGRID
2021Dec32.4°F25.0°F+7.4°NCLIMGRID
2022Jan16.3°F19.3°F-3.0°NCLIMGRID
2022Feb23.8°F21.7°F+2.1°NCLIMGRID
2022Mar34.1°F31.4°F+2.6°NCLIMGRID
2022Apr42.9°F42.8°F+0.1°NCLIMGRID
2022May56.4°F53.2°F+3.1°NCLIMGRID
2022Jun62.3°F61.4°F+0.8°NCLIMGRID
2022Jul67.6°F65.9°F+1.7°NCLIMGRID
2022Aug67.6°F64.8°F+2.8°NCLIMGRID
2022Sep59.4°F57.4°F+2.0°NCLIMGRID
2022Oct46.0°F46.5°F-0.5°NCLIMGRID
2022Nov38.7°F36.1°F+2.6°NCLIMGRID
2022Dec26.3°F25.0°F+1.3°NCLIMGRID
2023Jan31.6°F19.3°F+12.2°NCLIMGRID
2023Feb29.8°F21.7°F+8.1°NCLIMGRID
2023Mar33.0°F31.4°F+1.6°NCLIMGRID
2023Apr47.6°F42.8°F+4.8°NCLIMGRID
2023May51.5°F53.2°F-1.7°NCLIMGRID
2023Jun61.4°F61.4°F-0.1°NCLIMGRID
2023Jul68.3°F65.9°F+2.4°NCLIMGRID
2023Aug64.4°F64.8°F-0.5°NCLIMGRID
2023Sep59.9°F57.4°F+2.5°NCLIMGRID
2023Oct51.2°F46.5°F+4.7°NCLIMGRID
2023Nov35.4°F36.1°F-0.7°NCLIMGRID
2023Dec33.4°F25.0°F+8.4°NCLIMGRID
2024Jan26.0°F19.3°F+6.7°NCLIMGRID
2024Feb30.0°F21.7°F+8.3°NCLIMGRID
2024Mar36.8°F31.4°F+5.4°NCLIMGRID
2024Apr45.4°F42.8°F+2.6°NCLIMGRID
2024May58.9°F53.2°F+5.6°NCLIMGRID
2024Jun64.7°F61.4°F+3.3°NCLIMGRID
2024Jul68.5°F65.9°F+2.6°NCLIMGRID
2024Aug65.1°F64.8°F+0.2°NCLIMGRID
2024Sep60.2°F57.4°F+2.8°NCLIMGRID
2024Oct49.0°F46.5°F+2.6°NCLIMGRID
2024Nov40.1°F36.1°F+3.9°NCLIMGRID
2024Dec26.1°F25.0°F+1.1°NCLIMGRID
2025Jan19.2°F19.3°F-0.1°NCLIMGRID
2025Feb24.1°F21.7°F+2.4°NCLIMGRID
2025Mar37.9°F31.4°F+6.4°NCLIMGRID
2025Apr45.2°F42.8°F+2.4°NCLIMGRID
2025May54.3°F53.2°F+1.1°NCLIMGRID
2025Jun65.3°F61.4°F+3.8°NCLIMGRID
2025Jul70.3°F65.9°F+4.4°NCLIMGRID
2025Aug63.9°F64.8°F-1.0°NCLIMGRID
2025Sep60.7°F57.4°F+3.3°NCLIMGRID
2025Oct48.1°F46.5°F+1.6°NCLIMGRID
2025Nov36.6°F36.1°F+0.4°NCLIMGRID
2025Dec22.1°F25.0°F-2.9°NCLIMGRID
2026Jan18.4°F19.3°F-1.0°NCLIMGRID
2026Feb20.9°F21.7°F-0.8°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
January19.3°F26/26
February21.7°F26/26
March31.4°F26/26
April42.8°F26/26
May53.2°F26/26
June61.4°F26/26
July65.9°F26/26
August64.8°F26/26
September57.4°F26/26
October46.5°F26/26
November36.1°F26/26
December25.0°F26/26

4. Anomaly Calculation

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

Anomaly = Actual Temperature − Baseline[month]

5. Smoothing

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

6. Reading the Visualizations

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

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

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

7. Data Quality Notes

Frequently Asked Questions

Is Granville Summit, Pennsylvania getting warmer?

Based on 96+ years of NOAA temperature records, Granville Summit 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 Granville Summit?

The warmest year on record in Granville Summit was 2024, based on average annual temperature anomaly from NOAA station data.

Where does the temperature data for Granville Summit 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 Granville Summit's climate profile.

How are the climate visualizations for Granville Summit created?

Three visualizations are generated from Granville Summit'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 Granville Summit's temperature data?

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

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