Climate Change in Dumont, Iowa

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

Based on our analysis of 96 years of temperature data near Dumont, IA, this area shows relatively stable temperatures of approximately +0.2°F per decade. 7 of the last 10 years recorded above-average temperatures, and 2012 was the warmest year on record at +4.8°F above the historical baseline.

Key Climate Facts

Rate of Change

+0.2°F

per decade

Warmest Year

2012

+4.8°F anomaly

Recent Warm Years

7 / 10

above-average years

Decade Shift

+1.4°F

2020s vs 1930s

Compared to the National Average

Dumont is warming at roughly the national average rate.

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

Temperature anomaly spiral for Dumont, Iowa
Climate spiral: monthly temperature anomalies from 96+ years of NOAA records for Dumont, IA.

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 Dumont, Iowa
Warming stripes: each stripe is one year of average temperature anomaly for Dumont, IA.

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 Dumont, Iowa
Linear trend: annual temperature anomalies with trend line for Dumont, IA.

Temperature by Decade

1930s
+0.93°F
1940s
+0.05°F
1950s
-0.55°F
1960s
-0.70°F
1970s
-0.52°F
1980s
+0.55°F
1990s
+0.40°F
2000s
+0.98°F
2010s
+1.01°F
2020s
+2.41°F

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

Anomaly Scale

-6.3°F Colder Normal +7.7°F Warmer

Color bounds are set to the 5th and 95th percentile of anomalies to avoid outlier washout.

Monthly Temperature Records

Complete monthly temperature record for Dumont, IA. Filter by decade or download as CSV.

Data Sources & Audit

Station
nClimGrid 5km Grid Point
Distance
0.7 mi
Coverage
99.1%
Records
1,154
Range
1930-01 – 2026-02
Full Data Audit 1,154 records
YearMonthTempBaselineAnomalySourceGap
1930Jan6.6°F14.5°F-7.9°NCLIMGRID
1930Feb30.5°F20.5°F+10.0°NCLIMGRID
1930Mar34.5°F33.9°F+0.6°NCLIMGRID
1930Apr49.2°F47.7°F+1.5°NCLIMGRID
1930May58.2°F59.3°F-1.1°NCLIMGRID
1930Jun67.2°F69.1°F-2.0°NCLIMGRID
1930Jul75.2°F72.8°F+2.4°NCLIMGRID
1930Aug71.8°F70.1°F+1.7°NCLIMGRID
1930Sep63.4°F61.8°F+1.6°NCLIMGRID
1930Oct47.2°F49.4°F-2.2°NCLIMGRID
1930Nov38.0°F34.2°F+3.8°NCLIMGRID
1930Dec22.4°F19.9°F+2.6°NCLIMGRID
1931Jan25.2°F14.5°F+10.7°NCLIMGRID
1931Feb32.6°F20.5°F+12.1°NCLIMGRID
1931Mar32.8°F33.9°F-1.1°NCLIMGRID
1931Apr49.2°F47.7°F+1.5°NCLIMGRID
1931May55.2°F59.3°F-4.1°NCLIMGRID
1931Jun73.8°F69.1°F+4.7°NCLIMGRID
1931Jul76.3°F72.8°F+3.5°NCLIMGRID
1931Aug71.1°F70.1°F+1.0°NCLIMGRID
1931Sep68.8°F61.8°F+7.0°NCLIMGRID
1931Oct54.5°F49.4°F+5.2°NCLIMGRID
1931Nov40.7°F34.2°F+6.5°NCLIMGRID
1931Dec30.8°F19.9°F+10.9°NCLIMGRID
1932Jan17.8°F14.5°F+3.3°NCLIMGRID
1932Feb23.8°F20.5°F+3.3°NCLIMGRID
1932Mar24.0°F33.9°F-9.9°NCLIMGRID
1932Apr46.9°F47.7°F-0.8°NCLIMGRID
1932May60.4°F59.3°F+1.1°NCLIMGRID
1932Jun70.5°F69.1°F+1.4°NCLIMGRID
1932Jul73.5°F72.8°F+0.6°NCLIMGRID
1932Aug69.6°F70.1°F-0.5°NCLIMGRID
1932Sep59.3°F61.8°F-2.5°NCLIMGRID
1932Oct47.2°F49.4°F-2.2°NCLIMGRID
1932Nov29.8°F34.2°F-4.4°NCLIMGRID
1932Dec18.1°F19.9°F-1.8°NCLIMGRID
1933Jan28.4°F14.5°F+13.9°NCLIMGRID
1933Feb18.9°F20.5°F-1.6°NCLIMGRID
1933Mar32.6°F33.9°F-1.4°NCLIMGRID
1933Apr45.5°F47.7°F-2.2°NCLIMGRID
1933May58.3°F59.3°F-1.0°NCLIMGRID
1933Jun75.6°F69.1°F+6.5°NCLIMGRID
1933Jul74.4°F72.8°F+1.6°NCLIMGRID
1933Aug68.7°F70.1°F-1.4°NCLIMGRID
1933Sep67.2°F61.8°F+5.4°NCLIMGRID
1933Oct47.2°F49.4°F-2.2°NCLIMGRID
1933Nov33.8°F34.2°F-0.4°NCLIMGRID
1933Dec21.7°F19.9°F+1.9°NCLIMGRID
1934Jan21.8°F14.5°F+7.3°NCLIMGRID
1934Feb21.3°F20.5°F+0.8°NCLIMGRID
1934Mar31.4°F33.9°F-2.5°NCLIMGRID
1934Apr46.7°F47.7°F-1.0°NCLIMGRID
1934May68.3°F59.3°F+9.1°NCLIMGRID
1934Jun76.0°F69.1°F+6.9°NCLIMGRID
1934Jul75.8°F72.8°F+3.0°NCLIMGRID
1934Aug69.3°F70.1°F-0.8°NCLIMGRID
1934Sep58.4°F61.8°F-3.4°NCLIMGRID
1934Oct53.8°F49.4°F+4.4°NCLIMGRID
1934Nov38.7°F34.2°F+4.5°NCLIMGRID
1934Dec16.5°F19.9°F-3.4°NCLIMGRID
1935Jan14.6°F14.5°F+0.1°NCLIMGRID
1935Feb24.8°F20.5°F+4.3°NCLIMGRID
1935Mar36.6°F33.9°F+2.6°NCLIMGRID
1935Apr43.7°F47.7°F-4.0°NCLIMGRID
1935May53.6°F59.3°F-5.7°NCLIMGRID
1935Jun64.1°F69.1°F-5.0°NCLIMGRID
1935Jul77.4°F72.8°F+4.6°NCLIMGRID
1935Aug71.1°F70.1°F+1.0°NCLIMGRID
1935Sep63.2°F61.8°F+1.5°NCLIMGRID
1935Oct48.3°F49.4°F-1.1°NCLIMGRID
1935Nov30.3°F34.2°F-3.9°NCLIMGRID
1935Dec17.0°F19.9°F-2.8°NCLIMGRID
1936Jan5.0°F14.5°F-9.5°NCLIMGRID
1936Feb1.4°F20.5°F-19.1°NCLIMGRID
1936Mar35.0°F33.9°F+1.1°NCLIMGRID
1936Apr42.0°F47.7°F-5.7°NCLIMGRID
1936May64.4°F59.3°F+5.1°NCLIMGRID
1936Jun67.5°F69.1°F-1.7°NCLIMGRID
1936Jul81.1°F72.8°F+8.3°NCLIMGRID
1936Aug76.4°F70.1°F+6.3°NCLIMGRID
1936Sep64.8°F61.8°F+3.0°NCLIMGRID
1936Oct47.4°F49.4°F-2.0°NCLIMGRID
1936Nov31.1°F34.2°F-3.1°NCLIMGRID
1936Dec25.0°F19.9°F+5.1°NCLIMGRID
1937Jan7.0°F14.5°F-7.5°NCLIMGRID
1937Feb14.4°F20.5°F-6.1°NCLIMGRID
1937Mar29.6°F33.9°F-4.3°NCLIMGRID
1937Apr45.0°F47.7°F-2.7°NCLIMGRID
1937May59.7°F59.3°F+0.4°NCLIMGRID
1937Jun66.6°F69.1°F-2.5°NCLIMGRID
1937Jul74.1°F72.8°F+1.2°NCLIMGRID
1937Aug75.8°F70.1°F+5.7°NCLIMGRID
1937Sep63.4°F61.8°F+1.6°NCLIMGRID
1937Oct46.9°F49.4°F-2.5°NCLIMGRID
1937Nov30.9°F34.2°F-3.3°NCLIMGRID
1937Dec17.7°F19.9°F-2.1°NCLIMGRID
1938Jan14.9°F14.5°F+0.4°NCLIMGRID
1938Feb25.3°F20.5°F+4.8°NCLIMGRID
1938Mar40.5°F33.9°F+6.6°NCLIMGRID
1938Apr47.5°F47.7°F-0.2°NCLIMGRID
1938May58.0°F59.3°F-1.3°NCLIMGRID
1938Jun67.6°F69.1°F-1.5°NCLIMGRID
1938Jul74.4°F72.8°F+1.6°NCLIMGRID
1938Aug73.5°F70.1°F+3.4°NCLIMGRID
1938Sep65.1°F61.8°F+3.3°NCLIMGRID
1938Oct56.8°F49.4°F+7.5°NCLIMGRID
1938Nov34.4°F34.2°F+0.2°NCLIMGRID
1938Dec22.7°F19.9°F+2.8°NCLIMGRID
1939Jan23.5°F14.5°F+9.0°NCLIMGRID
1939Feb16.9°F20.5°F-3.6°NCLIMGRID
1939Mar32.8°F33.9°F-1.2°NCLIMGRID
1939Apr45.1°F47.7°F-2.6°NCLIMGRID
1939May65.3°F59.3°F+6.0°NCLIMGRID
1939Jun70.0°F69.1°F+0.9°NCLIMGRID
1939Jul74.5°F72.8°F+1.7°NCLIMGRID
1939Aug68.9°F70.1°F-1.2°NCLIMGRID
1939Sep66.8°F61.8°F+5.0°NCLIMGRID
1939Oct49.8°F49.4°F+0.4°NCLIMGRID
1939Nov37.3°F34.2°F+3.1°NCLIMGRID
1939Dec28.8°F19.9°F+8.9°NCLIMGRID
1940Jan6.2°F14.5°F-8.3°NCLIMGRID
1940Feb21.2°F20.5°F+0.7°NCLIMGRID
1940Mar27.7°F33.9°F-6.2°NCLIMGRID
1940Apr45.3°F47.7°F-2.4°NCLIMGRID
1940May56.0°F59.3°F-3.3°NCLIMGRID
1940Jun69.6°F69.1°F+0.5°NCLIMGRID
1940Jul75.1°F72.8°F+2.2°NCLIMGRID
1940Aug68.0°F70.1°F-2.1°NCLIMGRID
1940Sep63.4°F61.8°F+1.6°NCLIMGRID
1940Oct54.3°F49.4°F+4.9°NCLIMGRID
1940Nov30.0°F34.2°F-4.2°NCLIMGRID
1940Dec23.7°F19.9°F+3.8°NCLIMGRID
1941Jan19.5°F14.5°F+5.0°NCLIMGRID
1941Feb17.0°F20.5°F-3.5°NCLIMGRID
1941Mar30.1°F33.9°F-3.8°NCLIMGRID
1941Apr51.9°F47.7°F+4.2°NCLIMGRID
1941May64.5°F59.3°F+5.3°NCLIMGRID
1941Jun68.7°F69.1°F-0.5°NCLIMGRID
1941Jul73.3°F72.8°F+0.5°NCLIMGRID
1941Aug73.1°F70.1°F+3.0°NCLIMGRID
1941Sep63.9°F61.8°F+2.1°NCLIMGRID
1941Oct51.7°F49.4°F+2.4°NCLIMGRID
1941Nov36.8°F34.2°F+2.6°NCLIMGRID
1941Dec28.5°F19.9°F+8.7°NCLIMGRID
1942Jan16.8°F14.5°F+2.3°NCLIMGRID
1942Feb19.2°F20.5°F-1.3°NCLIMGRID
1942Mar35.9°F33.9°F+2.0°NCLIMGRID
1942Apr52.3°F47.7°F+4.6°NCLIMGRID
1942May57.5°F59.3°F-1.8°NCLIMGRID
1942Jun68.0°F69.1°F-1.1°NCLIMGRID
1942Jul71.7°F72.8°F-1.1°NCLIMGRID
1942Aug70.2°F70.1°F+0.1°NCLIMGRID
1942Sep58.7°F61.8°F-3.1°NCLIMGRID
1942Oct50.0°F49.4°F+0.6°NCLIMGRID
1942Nov34.2°F34.2°F+0.0°NCLIMGRID
1942Dec15.2°F19.9°F-4.7°NCLIMGRID
1943Jan11.0°F14.5°F-3.5°NCLIMGRID
1943Feb21.5°F20.5°F+1.0°NCLIMGRID
1943Mar26.9°F33.9°F-7.0°NCLIMGRID
1943Apr45.5°F47.7°F-2.2°NCLIMGRID
1943May55.5°F59.3°F-3.8°NCLIMGRID
1943Jun69.9°F69.1°F+0.8°NCLIMGRID
1943Jul73.7°F72.8°F+0.9°NCLIMGRID
1943Aug71.3°F70.1°F+1.2°NCLIMGRID
1943Sep57.1°F61.8°F-4.7°NCLIMGRID
1943Oct48.3°F49.4°F-1.1°NCLIMGRID
1943Nov30.0°F34.2°F-4.2°NCLIMGRID
1943Dec23.3°F19.9°F+3.4°NCLIMGRID
1944Jan26.6°F14.5°F+12.1°NCLIMGRID
1944Feb23.3°F20.5°F+2.8°NCLIMGRID
1944Mar27.4°F33.9°F-6.6°NCLIMGRID
1944Apr42.8°F47.7°F-4.9°NCLIMGRID
1944May62.9°F59.3°F+3.6°NCLIMGRID
1944Jun70.1°F69.1°F+1.0°NCLIMGRID
1944Jul70.6°F72.8°F-2.3°NCLIMGRID
1944Aug69.6°F70.1°F-0.5°NCLIMGRID
1944Sep61.8°F61.8°F+0.0°NCLIMGRID
1944Oct50.7°F49.4°F+1.3°NCLIMGRID
1944Nov37.8°F34.2°F+3.6°NCLIMGRID
1944Dec16.0°F19.9°F-3.8°NCLIMGRID
1945Jan13.9°F14.5°F-0.6°NCLIMGRID
1945Feb20.4°F20.5°F-0.1°NCLIMGRID
1945Mar42.5°F33.9°F+8.6°NCLIMGRID
1945Apr45.8°F47.7°F-1.9°NCLIMGRID
1945May53.1°F59.3°F-6.2°NCLIMGRID
1945Jun62.5°F69.1°F-6.6°NCLIMGRID
1945Jul70.6°F72.8°F-2.2°NCLIMGRID
1945Aug70.3°F70.1°F+0.2°NCLIMGRID
1945Sep60.3°F61.8°F-1.5°NCLIMGRID
1945Oct49.3°F49.4°F-0.1°NCLIMGRID
1945Nov32.8°F34.2°F-1.4°NCLIMGRID
1945Dec13.5°F19.9°F-6.4°NCLIMGRID
1946Jan17.6°F14.5°F+3.1°NCLIMGRID
1946Feb23.2°F20.5°F+2.7°NCLIMGRID
1946Mar43.5°F33.9°F+9.6°NCLIMGRID
1946Apr51.8°F47.7°F+4.1°NCLIMGRID
1946May54.5°F59.3°F-4.8°NCLIMGRID
1946Jun68.5°F69.1°F-0.7°NCLIMGRID
1946Jul71.7°F72.8°F-1.1°NCLIMGRID
1946Aug66.7°F70.1°F-3.4°NCLIMGRID
1946Sep60.8°F61.8°F-1.0°NCLIMGRID
1946Oct53.8°F49.4°F+4.4°NCLIMGRID
1946Nov34.5°F34.2°F+0.3°NCLIMGRID
1946Dec24.7°F19.9°F+4.9°NCLIMGRID
1947Jan21.8°F14.5°F+7.3°NCLIMGRID
1947Feb13.8°F20.5°F-6.7°NCLIMGRID
1947Mar29.1°F33.9°F-4.8°NCLIMGRID
1947Apr44.2°F47.7°F-3.5°NCLIMGRID
1947May53.5°F59.3°F-5.7°NCLIMGRID
1947Jun64.1°F69.1°F-5.1°NCLIMGRID
1947Jul71.2°F72.8°F-1.7°NCLIMGRID
1947Aug78.5°F70.1°F+8.4°NCLIMGRID
1947Sep64.7°F61.8°F+2.9°NCLIMGRID
1947Oct59.4°F49.4°F+10.0°NCLIMGRID
1947Nov28.4°F34.2°F-5.8°NCLIMGRID
1947Dec22.0°F19.9°F+2.1°NCLIMGRID
1948Jan13.4°F14.5°F-1.1°NCLIMGRID
1948Feb19.6°F20.5°F-0.9°NCLIMGRID
1948Mar30.0°F33.9°F-3.9°NCLIMGRID
1948Apr51.8°F47.7°F+4.1°NCLIMGRID
1948May57.1°F59.3°F-2.2°NCLIMGRID
1948Jun67.1°F69.1°F-2.1°NCLIMGRID
1948Jul74.1°F72.8°F+1.3°NCLIMGRID
1948Aug72.4°F70.1°F+2.2°NCLIMGRID
1948Sep65.3°F61.8°F+3.5°NCLIMGRID
1948Oct49.1°F49.4°F-0.3°NCLIMGRID
1948Nov36.2°F34.2°F+2.1°NCLIMGRID
1948Dec21.6°F19.9°F+1.7°NCLIMGRID
1949Jan15.1°F14.5°F+0.6°NCLIMGRID
1949Feb15.7°F20.5°F-4.8°NCLIMGRID
1949Mar31.4°F33.9°F-2.5°NCLIMGRID
1949Apr47.4°F47.7°F-0.3°NCLIMGRID
1949May61.6°F59.3°F+2.3°NCLIMGRID
1949Jun71.2°F69.1°F+2.1°NCLIMGRID
1949Jul74.8°F72.8°F+2.0°NCLIMGRID
1949Aug71.5°F70.1°F+1.3°NCLIMGRID
1949Sep57.3°F61.8°F-4.5°NCLIMGRID
1949Oct53.2°F49.4°F+3.9°NCLIMGRID
1949Nov38.6°F34.2°F+4.4°NCLIMGRID
1949Dec22.9°F19.9°F+3.0°NCLIMGRID
1950Jan14.8°F14.5°F+0.3°NCLIMGRID
1950Feb17.1°F20.5°F-3.4°NCLIMGRID
1950Mar26.9°F33.9°F-7.0°NCLIMGRID
1950Apr39.6°F47.7°F-8.1°NCLIMGRID
1950May57.4°F59.3°F-1.8°NCLIMGRID
1950Jun66.5°F69.1°F-2.7°NCLIMGRID
1950Jul68.8°F72.8°F-4.1°NCLIMGRID
1950Aug66.4°F70.1°F-3.7°NCLIMGRID
1950Sep60.6°F61.8°F-1.2°NCLIMGRID
1950Oct54.7°F49.4°F+5.4°NCLIMGRID
1950Nov29.1°F34.2°F-5.1°NCLIMGRID
1950Dec13.1°F19.9°F-6.8°NCLIMGRID
1951Jan12.4°F14.5°F-2.1°NCLIMGRID
1951Feb19.0°F20.5°F-1.5°NCLIMGRID
1951Mar23.0°F33.9°F-10.9°NCLIMGRID
1951Apr41.6°F47.7°F-6.1°NCLIMGRID
1951May60.7°F59.3°F+1.4°NCLIMGRID
1951Jun63.1°F69.1°F-6.1°NCLIMGRID
1951Jul70.1°F72.8°F-2.8°NCLIMGRID
1951Aug67.4°F70.1°F-2.7°NCLIMGRID
1951Sep57.6°F61.8°F-4.2°NCLIMGRID
1951Oct49.2°F49.4°F-0.2°NCLIMGRID
1951Nov27.2°F34.2°F-6.9°NCLIMGRID
1951Dec16.7°F19.9°F-3.2°NCLIMGRID
1952Jan15.4°F14.5°F+0.9°NCLIMGRID
1952Feb28.0°F20.5°F+7.5°NCLIMGRID
1952Mar28.9°F33.9°F-5.0°NCLIMGRID
1952Apr47.8°F47.7°F+0.1°NCLIMGRID
1952May56.6°F59.3°F-2.7°NCLIMGRID
1952Jun71.6°F69.1°F+2.4°NCLIMGRID
1952Jul72.9°F72.8°F+0.0°NCLIMGRID
1952Aug67.9°F70.1°F-2.2°NCLIMGRID
1952Sep63.7°F61.8°F+1.9°NCLIMGRID
1952Oct44.1°F49.4°F-5.3°NCLIMGRID
1952Nov35.4°F34.2°F+1.2°NCLIMGRID
1952Dec22.4°F19.9°F+2.5°NCLIMGRID
1953Jan18.0°F14.5°F+3.5°NCLIMGRID
1953Feb23.0°F20.5°F+2.5°NCLIMGRID
1953Mar32.9°F33.9°F-1.0°NCLIMGRID
1953Apr40.9°F47.7°F-6.8°NCLIMGRID
1953May58.5°F59.3°F-0.8°NCLIMGRID
1953Jun70.4°F69.1°F+1.2°NCLIMGRID
1953Jul71.7°F72.8°F-1.1°NCLIMGRID
1953Aug70.9°F70.1°F+0.8°NCLIMGRID
1953Sep61.6°F61.8°F-0.2°NCLIMGRID
1953Oct55.7°F49.4°F+6.3°NCLIMGRID
1953Nov38.0°F34.2°F+3.8°NCLIMGRID
1953Dec24.9°F19.9°F+5.0°NCLIMGRID
1954Jan14.8°F14.5°F+0.3°NCLIMGRID
1954Feb33.9°F20.5°F+13.4°NCLIMGRID
1954Mar29.2°F33.9°F-4.7°NCLIMGRID
1954Apr49.6°F47.7°F+1.9°NCLIMGRID
1954May53.4°F59.3°F-5.9°NCLIMGRID
1954Jun70.9°F69.1°F+1.7°NCLIMGRID
1954Jul74.4°F72.8°F+1.6°NCLIMGRID
1954Aug69.5°F70.1°F-0.6°NCLIMGRID
1954Sep63.4°F61.8°F+1.6°NCLIMGRID
1954Oct48.9°F49.4°F-0.4°NCLIMGRID
1954Nov38.4°F34.2°F+4.2°NCLIMGRID
1954Dec24.0°F19.9°F+4.1°NCLIMGRID
1955Jan16.8°F14.5°F+2.3°NCLIMGRID
1955Feb18.0°F20.5°F-2.5°NCLIMGRID
1955Mar30.3°F33.9°F-3.7°NCLIMGRID
1955Apr53.7°F47.7°F+6.0°NCLIMGRID
1955May62.0°F59.3°F+2.7°NCLIMGRID
1955Jun66.0°F69.1°F-3.1°NCLIMGRID
1955Jul77.6°F72.8°F+4.8°NCLIMGRID
1955Aug75.5°F70.1°F+5.4°NCLIMGRID
1955Sep63.7°F61.8°F+1.9°NCLIMGRID
1955Oct50.1°F49.4°F+0.7°NCLIMGRID
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1984Feb29.7°F20.5°F+9.2°NCLIMGRID
1984Mar26.7°F33.9°F-7.2°NCLIMGRID
1984Apr45.9°F47.7°F-1.8°NCLIMGRID
1984May55.8°F59.3°F-3.4°NCLIMGRID
1984Jun69.6°F69.1°F+0.5°NCLIMGRID
1984Jul70.6°F72.8°F-2.3°NCLIMGRID
1984Aug72.6°F70.1°F+2.4°NCLIMGRID
1984Sep60.7°F61.8°F-1.1°NCLIMGRID
1984Oct51.4°F49.4°F+2.0°NCLIMGRID
1984Nov35.9°F34.2°F+1.7°NCLIMGRID
1984Dec23.8°F19.9°F+3.9°NCLIMGRID
1985Jan12.8°F14.5°F-1.7°NCLIMGRID
1985Feb18.0°F20.5°F-2.5°NCLIMGRID
1985Mar38.5°F33.9°F+4.6°NCLIMGRID
1985Apr52.4°F47.7°F+4.7°NCLIMGRID
1985May63.1°F59.3°F+3.8°NCLIMGRID
1985Jun65.8°F69.1°F-3.3°NCLIMGRID
1985Jul71.6°F72.8°F-1.2°NCLIMGRID
1985Aug67.6°F70.1°F-2.5°NCLIMGRID
1985Sep61.7°F61.8°F-0.1°NCLIMGRID
1985Oct49.2°F49.4°F-0.1°NCLIMGRID
1985Nov26.8°F34.2°F-7.4°NCLIMGRID
1985Dec8.3°F19.9°F-11.6°NCLIMGRID
1986Jan19.6°F14.5°F+5.1°NCLIMGRID
1986Feb17.0°F20.5°F-3.4°NCLIMGRID
1986Mar37.4°F33.9°F+3.4°NCLIMGRID
1986Apr51.0°F47.7°F+3.3°NCLIMGRID
1986May59.9°F59.3°F+0.6°NCLIMGRID
1986Jun70.4°F69.1°F+1.3°NCLIMGRID
1986Jul74.3°F72.8°F+1.5°NCLIMGRID
1986Aug66.5°F70.1°F-3.6°NCLIMGRID
1986Sep63.8°F61.8°F+2.0°NCLIMGRID
1986Oct50.3°F49.4°F+0.9°NCLIMGRID
1986Nov29.0°F34.2°F-5.2°NCLIMGRID
1986Dec22.9°F19.9°F+3.0°NCLIMGRID
1987Jan22.3°F14.5°F+7.8°NCLIMGRID
1987Feb32.7°F20.5°F+12.2°NCLIMGRID
1987Mar39.1°F33.9°F+5.1°NCLIMGRID
1987Apr53.0°F47.7°F+5.3°NCLIMGRID
1987May64.9°F59.3°F+5.6°NCLIMGRID
1987Jun73.0°F69.1°F+3.9°NCLIMGRID
1987Jul76.1°F72.8°F+3.2°NCLIMGRID
1987Aug69.2°F70.1°F-0.9°NCLIMGRID
1987Sep62.4°F61.8°F+0.6°NCLIMGRID
1987Oct45.4°F49.4°F-3.9°NCLIMGRID
1987Nov40.0°F34.2°F+5.8°NCLIMGRID
1987Dec26.5°F19.9°F+6.6°NCLIMGRID
1988Jan12.0°F14.5°F-2.5°NCLIMGRID
1988Feb15.8°F20.5°F-4.7°NCLIMGRID
1988Mar36.4°F33.9°F+2.5°NCLIMGRID
1988Apr47.4°F47.7°F-0.3°NCLIMGRID
1988May65.2°F59.3°F+6.0°NCLIMGRID
1988Jun73.8°F69.1°F+4.7°NCLIMGRID
1988Jul74.7°F72.8°F+1.8°NCLIMGRID
1988Aug75.3°F70.1°F+5.1°NCLIMGRID
1988Sep64.4°F61.8°F+2.6°NCLIMGRID
1988Oct44.9°F49.4°F-4.5°NCLIMGRID
1988Nov35.9°F34.2°F+1.7°NCLIMGRID
1988Dec22.4°F19.9°F+2.5°NCLIMGRID
1989Jan26.5°F14.5°F+12.0°NCLIMGRID
1989Feb13.3°F20.5°F-7.2°NCLIMGRID
1989Mar30.8°F33.9°F-3.2°NCLIMGRID
1989Apr47.2°F47.7°F-0.5°NCLIMGRID
1989May58.7°F59.3°F-0.5°NCLIMGRID
1989Jun67.9°F69.1°F-1.2°NCLIMGRID
1989Jul74.7°F72.8°F+1.9°NCLIMGRID
1989Aug71.0°F70.1°F+0.9°NCLIMGRID
1989Sep60.2°F61.8°F-1.6°NCLIMGRID
1989Oct51.3°F49.4°F+1.9°NCLIMGRID
1989Nov30.8°F34.2°F-3.4°NCLIMGRID
1989Dec12.3°F19.9°F-7.5°NCLIMGRID
1990Jan28.5°F14.5°F+14.0°NCLIMGRID
1990Feb25.8°F20.5°F+5.3°NCLIMGRID
1990Mar38.7°F33.9°F+4.8°NCLIMGRID
1990Apr47.5°F47.7°F-0.2°NCLIMGRID
1990May55.9°F59.3°F-3.4°NCLIMGRID
1990Jun69.8°F69.1°F+0.6°NCLIMGRID
1990Jul71.5°F72.8°F-1.3°NCLIMGRID
1990Aug70.9°F70.1°F+0.8°NCLIMGRID
1990Sep64.7°F61.8°F+2.9°NCLIMGRID
1990Oct49.2°F49.4°F-0.2°NCLIMGRID
1990Nov40.4°F34.2°F+6.2°NCLIMGRID
1990Dec17.5°F19.9°F-2.4°NCLIMGRID
1991Jan11.0°F14.5°F-3.5°NCLIMGRID
1991Feb26.0°F20.5°F+5.5°NCLIMGRID
1991Mar36.9°F33.9°F+3.0°NCLIMGRID
1991Apr50.5°F47.7°F+2.8°NCLIMGRID
1991May63.7°F59.3°F+4.4°NCLIMGRID
1991Jun73.3°F69.1°F+4.2°NCLIMGRID
1991Jul73.2°F72.8°F+0.4°NCLIMGRID
1991Aug70.7°F70.1°F+0.6°NCLIMGRID
1991Sep60.6°F61.8°F-1.2°NCLIMGRID
1991Oct48.3°F49.4°F-1.1°NCLIMGRID
1991Nov27.2°F34.2°F-7.0°NCLIMGRID
1991Dec24.4°F19.9°F+4.5°NCLIMGRID
1992Jan24.0°F14.5°F+9.5°NCLIMGRID
1992Feb29.2°F20.5°F+8.7°NCLIMGRID
1992Mar36.1°F33.9°F+2.1°NCLIMGRID
1992Apr44.5°F47.7°F-3.2°NCLIMGRID
1992May59.5°F59.3°F+0.2°NCLIMGRID
1992Jun67.2°F69.1°F-1.9°NCLIMGRID
1992Jul66.9°F72.8°F-6.0°NCLIMGRID
1992Aug64.8°F70.1°F-5.3°NCLIMGRID
1992Sep59.4°F61.8°F-2.4°NCLIMGRID
1992Oct49.5°F49.4°F+0.1°NCLIMGRID
1992Nov31.6°F34.2°F-2.6°NCLIMGRID
1992Dec21.2°F19.9°F+1.4°NCLIMGRID
1993Jan15.3°F14.5°F+0.8°NCLIMGRID
1993Feb17.2°F20.5°F-3.2°NCLIMGRID
1993Mar28.0°F33.9°F-5.9°NCLIMGRID
1993Apr43.7°F47.7°F-4.0°NCLIMGRID
1993May58.2°F59.3°F-1.1°NCLIMGRID
1993Jun66.2°F69.1°F-2.9°NCLIMGRID
1993Jul71.0°F72.8°F-1.9°NCLIMGRID
1993Aug70.3°F70.1°F+0.2°NCLIMGRID
1993Sep56.2°F61.8°F-5.6°NCLIMGRID
1993Oct48.1°F49.4°F-1.3°NCLIMGRID
1993Nov33.1°F34.2°F-1.1°NCLIMGRID
1993Dec23.8°F19.9°F+3.9°NCLIMGRID
1994Jan6.7°F14.5°F-7.8°NCLIMGRID
1994Feb13.9°F20.5°F-6.6°NCLIMGRID
1994Mar35.9°F33.9°F+2.0°NCLIMGRID
1994Apr48.3°F47.7°F+0.6°NCLIMGRID
1994May59.8°F59.3°F+0.6°NCLIMGRID
1994Jun70.5°F69.1°F+1.4°NCLIMGRID
1994Jul69.5°F72.8°F-3.3°NCLIMGRID
1994Aug67.0°F70.1°F-3.1°NCLIMGRID
1994Sep63.9°F61.8°F+2.1°NCLIMGRID
1994Oct52.5°F49.4°F+3.1°NCLIMGRID
1994Nov38.4°F34.2°F+4.2°NCLIMGRID
1994Dec24.2°F19.9°F+4.3°NCLIMGRID
1995Jan15.9°F14.5°F+1.4°NCLIMGRID
1995Feb21.6°F20.5°F+1.1°NCLIMGRID
1995Mar35.2°F33.9°F+1.3°NCLIMGRID
1995Apr43.9°F47.7°F-3.8°NCLIMGRID
1995May56.6°F59.3°F-2.7°NCLIMGRID
1995Jun70.1°F69.1°F+0.9°NCLIMGRID
1995Jul72.6°F72.8°F-0.2°NCLIMGRID
1995Aug74.9°F70.1°F+4.8°NCLIMGRID
1995Sep59.1°F61.8°F-2.7°NCLIMGRID
1995Oct49.3°F49.4°F+0.0°NCLIMGRID
1995Nov28.1°F34.2°F-6.0°NCLIMGRID
1995Dec22.1°F19.9°F+2.2°NCLIMGRID
1996Jan13.9°F14.5°F-0.6°NCLIMGRID
1996Feb20.4°F20.5°F-0.1°NCLIMGRID
1996Mar28.2°F33.9°F-5.7°NCLIMGRID
1996Apr44.6°F47.7°F-3.1°NCLIMGRID
1996May55.1°F59.3°F-4.2°NCLIMGRID
1996Jun68.5°F69.1°F-0.6°NCLIMGRID
1996Jul69.9°F72.8°F-2.9°NCLIMGRID
1996Aug68.8°F70.1°F-1.4°NCLIMGRID
1996Sep60.0°F61.8°F-1.8°NCLIMGRID
1996Oct50.4°F49.4°F+1.0°NCLIMGRID
1996Nov26.6°F34.2°F-7.6°NCLIMGRID
1996Dec17.5°F19.9°F-2.4°NCLIMGRID
1997Jan12.9°F14.5°F-1.6°NCLIMGRID
1997Feb22.2°F20.5°F+1.7°NCLIMGRID
1997Mar34.4°F33.9°F+0.4°NCLIMGRID
1997Apr44.1°F47.7°F-3.6°NCLIMGRID
1997May53.2°F59.3°F-6.1°NCLIMGRID
1997Jun70.5°F69.1°F+1.3°NCLIMGRID
1997Jul72.2°F72.8°F-0.6°NCLIMGRID
1997Aug68.2°F70.1°F-1.9°NCLIMGRID
1997Sep62.9°F61.8°F+1.1°NCLIMGRID
1997Oct51.3°F49.4°F+1.9°NCLIMGRID
1997Nov30.3°F34.2°F-3.9°NCLIMGRID
1997Dec26.2°F19.9°F+6.3°NCLIMGRID
1998Jan21.0°F14.5°F+6.5°NCLIMGRID
1998Feb32.4°F20.5°F+11.9°NCLIMGRID
1998Mar31.9°F33.9°F-2.0°NCLIMGRID
1998Apr49.5°F47.7°F+1.8°NCLIMGRID
1998May64.8°F59.3°F+5.5°NCLIMGRID
1998Jun66.3°F69.1°F-2.9°NCLIMGRID
1998Jul72.8°F72.8°F+0.0°NCLIMGRID
1998Aug71.7°F70.1°F+1.6°NCLIMGRID
1998Sep66.8°F61.8°F+5.1°NCLIMGRID
1998Oct51.4°F49.4°F+2.0°NCLIMGRID
1998Nov38.9°F34.2°F+4.7°NCLIMGRID
1998Dec27.9°F19.9°F+8.0°NCLIMGRID
1999Jan13.7°F14.5°F-0.8°NCLIMGRID
1999Feb31.3°F20.5°F+10.8°NCLIMGRID
1999Mar35.0°F33.9°F+1.1°NCLIMGRID
1999Apr49.0°F47.7°F+1.3°NCLIMGRID
1999May60.0°F59.3°F+0.7°NCLIMGRID
1999Jun68.2°F69.1°F-0.9°NCLIMGRID
1999Jul76.1°F72.8°F+3.3°NCLIMGRID
1999Aug69.1°F70.1°F-1.0°NCLIMGRID
1999Sep60.6°F61.8°F-1.2°NCLIMGRID
1999Oct50.2°F49.4°F+0.9°NCLIMGRID
1999Nov42.9°F34.2°F+8.7°NCLIMGRID
1999Dec25.2°F19.9°F+5.4°NCLIMGRID
2000Jan19.1°F14.5°F+4.6°NCLIMGRID
2000Feb30.3°F20.5°F+9.8°NCLIMGRID
2000Mar42.2°F33.9°F+8.3°NCLIMGRID
2000Apr48.3°F47.7°F+0.6°NCLIMGRID
2000May61.6°F59.3°F+2.3°NCLIMGRID
2000Jun66.6°F69.1°F-2.5°NCLIMGRID
2000Jul71.5°F72.8°F-1.3°NCLIMGRID
2000Aug70.6°F70.1°F+0.5°NCLIMGRID
2000Sep63.7°F61.8°F+1.9°NCLIMGRID
2000Oct53.9°F49.4°F+4.5°NCLIMGRID
2000Nov32.1°F34.2°F-2.1°NCLIMGRID
2000Dec7.8°F19.9°F-12.1°NCLIMGRID
2001Jan19.0°F14.5°F+4.5°NCLIMGRID
2001Feb15.1°F20.5°F-5.4°NCLIMGRID
2001Mar27.6°F33.9°F-6.3°NCLIMGRID
2001Apr50.7°F47.7°F+3.0°NCLIMGRID
2001May59.8°F59.3°F+0.5°NCLIMGRID
2001Jun68.0°F69.1°F-1.1°NCLIMGRID
2001Jul73.6°F72.8°F+0.8°NCLIMGRID
2001Aug71.3°F70.1°F+1.2°NCLIMGRID
2001Sep59.6°F61.8°F-2.2°NCLIMGRID
2001Oct48.7°F49.4°F-0.7°NCLIMGRID
2001Nov47.2°F34.2°F+13.0°NCLIMGRID
2001Dec28.9°F19.9°F+9.0°NCLIMGRID
2002Jan28.2°F14.5°F+13.7°NCLIMGRID
2002Feb28.8°F20.5°F+8.3°NCLIMGRID
2002Mar29.4°F33.9°F-4.5°NCLIMGRID
2002Apr47.3°F47.7°F-0.4°NCLIMGRID
2002May56.1°F59.3°F-3.2°NCLIMGRID
2002Jun71.4°F69.1°F+2.3°NCLIMGRID
2002Jul75.3°F72.8°F+2.5°NCLIMGRID
2002Aug69.3°F70.1°F-0.8°NCLIMGRID
2002Sep64.3°F61.8°F+2.5°NCLIMGRID
2002Oct44.8°F49.4°F-4.6°NCLIMGRID
2002Nov33.9°F34.2°F-0.3°NCLIMGRID
2002Dec27.7°F19.9°F+7.8°NCLIMGRID
2003Jan18.1°F14.5°F+3.6°NCLIMGRID
2003Feb18.8°F20.5°F-1.7°NCLIMGRID
2003Mar33.2°F33.9°F-0.8°NCLIMGRID
2003Apr48.8°F47.7°F+1.1°NCLIMGRID
2003May57.4°F59.3°F-1.9°NCLIMGRID
2003Jun67.2°F69.1°F-1.9°NCLIMGRID
2003Jul71.8°F72.8°F-1.1°NCLIMGRID
2003Aug72.9°F70.1°F+2.8°NCLIMGRID
2003Sep60.5°F61.8°F-1.3°NCLIMGRID
2003Oct51.0°F49.4°F+1.6°NCLIMGRID
2003Nov33.9°F34.2°F-0.3°NCLIMGRID
2003Dec26.2°F19.9°F+6.4°NCLIMGRID
2004Jan15.6°F14.5°F+1.1°NCLIMGRID
2004Feb21.3°F20.5°F+0.8°NCLIMGRID
2004Mar39.4°F33.9°F+5.4°NCLIMGRID
2004Apr50.3°F47.7°F+2.6°NCLIMGRID
2004May59.2°F59.3°F-0.1°NCLIMGRID
2004Jun66.9°F69.1°F-2.2°NCLIMGRID
2004Jul69.5°F72.8°F-3.3°NCLIMGRID
2004Aug65.0°F70.1°F-5.1°NCLIMGRID
2004Sep65.3°F61.8°F+3.5°NCLIMGRID
2004Oct50.6°F49.4°F+1.2°NCLIMGRID
2004Nov39.0°F34.2°F+4.8°NCLIMGRID
2004Dec24.3°F19.9°F+4.5°NCLIMGRID
2005Jan16.1°F14.5°F+1.6°NCLIMGRID
2005Feb29.4°F20.5°F+8.9°NCLIMGRID
2005Mar34.0°F33.9°F+0.1°NCLIMGRID
2005Apr52.6°F47.7°F+4.9°NCLIMGRID
2005May56.4°F59.3°F-2.9°NCLIMGRID
2005Jun72.1°F69.1°F+3.0°NCLIMGRID
2005Jul73.5°F72.8°F+0.7°NCLIMGRID
2005Aug69.6°F70.1°F-0.5°NCLIMGRID
2005Sep66.3°F61.8°F+4.5°NCLIMGRID
2005Oct51.3°F49.4°F+1.9°NCLIMGRID
2005Nov38.2°F34.2°F+4.0°NCLIMGRID
2005Dec16.8°F19.9°F-3.0°NCLIMGRID
2006Jan29.9°F14.5°F+15.4°NCLIMGRID
2006Feb22.9°F20.5°F+2.4°NCLIMGRID
2006Mar35.0°F33.9°F+1.1°NCLIMGRID
2006Apr52.7°F47.7°F+5.0°NCLIMGRID
2006May59.6°F59.3°F+0.3°NCLIMGRID
2006Jun69.3°F69.1°F+0.1°NCLIMGRID
2006Jul74.3°F72.8°F+1.5°NCLIMGRID
2006Aug71.0°F70.1°F+0.9°NCLIMGRID
2006Sep59.1°F61.8°F-2.7°NCLIMGRID
2006Oct46.3°F49.4°F-3.1°NCLIMGRID
2006Nov38.1°F34.2°F+3.9°NCLIMGRID
2006Dec29.5°F19.9°F+9.6°NCLIMGRID
2007Jan20.0°F14.5°F+5.5°NCLIMGRID
2007Feb12.6°F20.5°F-7.8°NCLIMGRID
2007Mar38.2°F33.9°F+4.2°NCLIMGRID
2007Apr45.1°F47.7°F-2.6°NCLIMGRID
2007May63.9°F59.3°F+4.6°NCLIMGRID
2007Jun69.7°F69.1°F+0.6°NCLIMGRID
2007Jul72.4°F72.8°F-0.4°NCLIMGRID
2007Aug72.2°F70.1°F+2.1°NCLIMGRID
2007Sep63.8°F61.8°F+2.0°NCLIMGRID
2007Oct54.7°F49.4°F+5.3°NCLIMGRID
2007Nov35.8°F34.2°F+1.6°NCLIMGRID
2007Dec17.8°F19.9°F-2.0°NCLIMGRID
2008Jan13.8°F14.5°F-0.7°NCLIMGRID
2008Feb15.0°F20.5°F-5.5°NCLIMGRID
2008Mar30.1°F33.9°F-3.8°NCLIMGRID
2008Apr44.9°F47.7°F-2.8°NCLIMGRID
2008May56.5°F59.3°F-2.8°NCLIMGRID
2008Jun68.7°F69.1°F-0.4°NCLIMGRID
2008Jul72.7°F72.8°F-0.1°NCLIMGRID
2008Aug69.0°F70.1°F-1.1°NCLIMGRID
2008Sep63.5°F61.8°F+1.7°NCLIMGRID
2008Oct49.5°F49.4°F+0.1°NCLIMGRID
2008Nov36.1°F34.2°F+1.9°NCLIMGRID
2008Dec14.7°F19.9°F-5.2°NCLIMGRID
2009Jan9.2°F14.5°F-5.3°NCLIMGRID
2009Feb24.3°F20.5°F+3.8°NCLIMGRID
2009Mar35.7°F33.9°F+1.7°NCLIMGRID
2009Apr46.2°F47.7°F-1.5°NCLIMGRID
2009May58.9°F59.3°F-0.4°NCLIMGRID
2009Jun68.0°F69.1°F-1.1°NCLIMGRID
2009Jul67.4°F72.8°F-5.4°NCLIMGRID
2009Aug67.9°F70.1°F-2.2°NCLIMGRID
2009Sep63.4°F61.8°F+1.6°NCLIMGRID
2009Oct43.6°F49.4°F-5.8°NCLIMGRID
2009Nov42.1°F34.2°F+7.9°NCLIMGRID
2009Dec18.4°F19.9°F-1.5°NCLIMGRID
2010Jan11.7°F14.5°F-2.8°NCLIMGRID
2010Feb15.3°F20.5°F-5.2°NCLIMGRID
2010Mar37.1°F33.9°F+3.1°NCLIMGRID
2010Apr54.0°F47.7°F+6.3°NCLIMGRID
2010May59.7°F59.3°F+0.4°NCLIMGRID
2010Jun70.2°F69.1°F+1.1°NCLIMGRID
2010Jul74.3°F72.8°F+1.4°NCLIMGRID
2010Aug73.9°F70.1°F+3.7°NCLIMGRID
2010Sep62.3°F61.8°F+0.5°NCLIMGRID
2010Oct53.6°F49.4°F+4.2°NCLIMGRID
2010Nov36.7°F34.2°F+2.5°NCLIMGRID
2010Dec16.9°F19.9°F-2.9°NCLIMGRID
2011Jan12.8°F14.5°F-1.7°NCLIMGRID
2011Feb21.2°F20.5°F+0.7°NCLIMGRID
2011Mar32.1°F33.9°F-1.8°NCLIMGRID
2011Apr45.8°F47.7°F-1.9°NCLIMGRID
2011May58.1°F59.3°F-1.1°NCLIMGRID
2011Jun69.2°F69.1°F+0.1°NCLIMGRID
2011Jul76.7°F72.8°F+3.9°NCLIMGRID
2011Aug71.1°F70.1°F+1.0°NCLIMGRID
2011Sep59.5°F61.8°F-2.3°NCLIMGRID
2011Oct52.0°F49.4°F+2.6°NCLIMGRID
2011Nov38.8°F34.2°F+4.6°NCLIMGRID
2011Dec27.9°F19.9°F+8.0°NCLIMGRID
2012Jan24.5°F14.5°F+10.0°NCLIMGRID
2012Feb29.3°F20.5°F+8.8°NCLIMGRID
2012Mar49.8°F33.9°F+15.9°NCLIMGRID
2012Apr50.3°F47.7°F+2.6°NCLIMGRID
2012May64.2°F59.3°F+5.0°NCLIMGRID
2012Jun70.8°F69.1°F+1.7°NCLIMGRID
2012Jul78.4°F72.8°F+5.6°NCLIMGRID
2012Aug70.4°F70.1°F+0.2°NCLIMGRID
2012Sep61.9°F61.8°F+0.1°NCLIMGRID
2012Oct47.5°F49.4°F-1.9°NCLIMGRID
2012Nov38.2°F34.2°F+4.0°NCLIMGRID
2012Dec26.0°F19.9°F+6.1°NCLIMGRID
2013Jan19.5°F14.5°F+5.0°NCLIMGRID
2013Feb21.8°F20.5°F+1.3°NCLIMGRID
2013Mar26.2°F33.9°F-7.8°NCLIMGRID
2013Apr42.1°F47.7°F-5.6°NCLIMGRID
2013May57.7°F59.3°F-1.6°NCLIMGRID
2013Jun68.5°F69.1°F-0.6°NCLIMGRID
2013Jul72.1°F72.8°F-0.8°NCLIMGRID
2013Aug70.8°F70.1°F+0.7°NCLIMGRID
2013Sep65.8°F61.8°F+4.0°NCLIMGRID
2013Oct49.4°F49.4°F+0.0°NCLIMGRID
2013Nov31.7°F34.2°F-2.5°NCLIMGRID
2013Dec15.5°F19.9°F-4.4°NCLIMGRID
2014Jan11.5°F14.5°F-3.0°NCLIMGRID
2014Feb9.9°F20.5°F-10.6°NCLIMGRID
2014Mar26.6°F33.9°F-7.3°NCLIMGRID
2014Apr45.7°F47.7°F-2.0°NCLIMGRID
2014May58.4°F59.3°F-0.9°NCLIMGRID
2014Jun69.9°F69.1°F+0.8°NCLIMGRID
2014Jul68.3°F72.8°F-4.6°NCLIMGRID
2014Aug71.0°F70.1°F+0.8°NCLIMGRID
2014Sep61.5°F61.8°F-0.3°NCLIMGRID
2014Oct49.1°F49.4°F-0.2°NCLIMGRID
2014Nov27.2°F34.2°F-6.9°NCLIMGRID
2014Dec26.5°F19.9°F+6.6°NCLIMGRID
2015Jan19.5°F14.5°F+5.0°NCLIMGRID
2015Feb11.9°F20.5°F-8.6°NCLIMGRID
2015Mar35.2°F33.9°F+1.3°NCLIMGRID
2015Apr50.0°F47.7°F+2.3°NCLIMGRID
2015May59.1°F59.3°F-0.2°NCLIMGRID
2015Jun68.7°F69.1°F-0.4°NCLIMGRID
2015Jul71.0°F72.8°F-1.8°NCLIMGRID
2015Aug67.8°F70.1°F-2.3°NCLIMGRID
2015Sep68.1°F61.8°F+6.3°NCLIMGRID
2015Oct51.4°F49.4°F+2.0°NCLIMGRID
2015Nov40.3°F34.2°F+6.1°NCLIMGRID
2015Dec32.2°F19.9°F+12.3°NCLIMGRID
2016Jan16.9°F14.5°F+2.4°NCLIMGRID
2016Feb25.5°F20.5°F+5.0°NCLIMGRID
2016Mar40.0°F33.9°F+6.1°NCLIMGRID
2016Apr49.1°F47.7°F+1.4°NCLIMGRID
2016May58.4°F59.3°F-0.9°NCLIMGRID
2016Jun71.6°F69.1°F+2.4°NCLIMGRID
2016Jul71.9°F72.8°F-0.9°NCLIMGRID
2016Aug70.8°F70.1°F+0.7°NCLIMGRID
2016Sep66.2°F61.8°F+4.4°NCLIMGRID
2016Oct53.4°F49.4°F+4.0°NCLIMGRID
2016Nov44.2°F34.2°F+10.0°NCLIMGRID
2016Dec21.2°F19.9°F+1.3°NCLIMGRID
2017Jan22.6°F14.5°F+8.1°NCLIMGRID
2017Feb32.3°F20.5°F+11.8°NCLIMGRID
2017Mar34.4°F33.9°F+0.5°NCLIMGRID
2017Apr50.1°F47.7°F+2.4°NCLIMGRID
2017May57.5°F59.3°F-1.8°NCLIMGRID
2017Jun70.3°F69.1°F+1.2°NCLIMGRID
2017Jul72.8°F72.8°F-0.1°NCLIMGRID
2017Aug67.0°F70.1°F-3.1°NCLIMGRID
2017Sep66.1°F61.8°F+4.3°NCLIMGRID
2017Oct52.5°F49.4°F+3.1°NCLIMGRID
2017Nov34.8°F34.2°F+0.6°NCLIMGRID
2017Dec22.9°F19.9°F+3.0°NCLIMGRID
2018Jan15.5°F14.5°F+1.0°NCLIMGRID
2018Feb18.6°F20.5°F-1.9°NCLIMGRID
2018Mar32.5°F33.9°F-1.5°NCLIMGRID
2018Apr36.9°F47.7°F-10.8°NCLIMGRID
2018May66.1°F59.3°F+6.9°NCLIMGRID
2018Jun72.6°F69.1°F+3.4°NCLIMGRID
2018Jul72.2°F72.8°F-0.6°NCLIMGRID
2018Aug70.6°F70.1°F+0.4°NCLIMGRID
2018Sep64.9°F61.8°F+3.1°NCLIMGRID
2018Oct46.6°F49.4°F-2.8°NCLIMGRID
2018Nov28.5°F34.2°F-5.7°NCLIMGRID
2018Dec27.6°F19.9°F+7.7°NCLIMGRID
2019Jan16.6°F14.5°F+2.1°NCLIMGRID
2019Feb13.3°F20.5°F-7.2°NCLIMGRID
2019Mar28.9°F33.9°F-5.0°NCLIMGRID
2019Apr47.4°F47.7°F-0.3°NCLIMGRID
2019May55.6°F59.3°F-3.7°NCLIMGRID
2019Jun68.5°F69.1°F-0.7°NCLIMGRID
2019Jul74.4°F72.8°F+1.6°NCLIMGRID
2019Aug68.5°F70.1°F-1.6°NCLIMGRID
2019Sep66.8°F61.8°F+5.0°NCLIMGRID
2019Oct46.0°F49.4°F-3.4°NCLIMGRID
2019Nov30.8°F34.2°F-3.4°NCLIMGRID
2019Dec27.6°F19.9°F+7.8°NCLIMGRID
2020Jan21.2°F14.5°F+6.7°NCLIMGRID
2020Feb21.5°F20.5°F+1.0°NCLIMGRID
2020Mar38.6°F33.9°F+4.7°NCLIMGRID
2020Apr45.5°F47.7°F-2.2°NCLIMGRID
2020May57.3°F59.3°F-1.9°NCLIMGRID
2020Jun72.1°F69.1°F+3.0°NCLIMGRID
2020Jul74.6°F72.8°F+1.8°NCLIMGRID
2020Aug71.2°F70.1°F+1.1°NCLIMGRID
2020Sep61.2°F61.8°F-0.6°NCLIMGRID
2020Oct45.2°F49.4°F-4.2°NCLIMGRID
2020Nov40.8°F34.2°F+6.6°NCLIMGRID
2020Dec25.6°F19.9°F+5.8°NCLIMGRID
2021Jan21.7°F14.5°F+7.2°NCLIMGRID
2021Feb10.4°F20.5°F-10.1°NCLIMGRID
2021Mar40.7°F33.9°F+6.8°NCLIMGRID
2021Apr48.5°F47.7°F+0.8°NCLIMGRID
2021May58.5°F59.3°F-0.8°NCLIMGRID
2021Jun74.1°F69.1°F+5.0°NCLIMGRID
2021Jul72.9°F72.8°F+0.0°NCLIMGRID
2021Aug71.8°F70.1°F+1.7°NCLIMGRID
2021Sep65.5°F61.8°F+3.7°NCLIMGRID
2021Oct54.7°F49.4°F+5.3°NCLIMGRID
2021Nov37.7°F34.2°F+3.5°NCLIMGRID
2021Dec29.3°F19.9°F+9.4°NCLIMGRID
2022Jan11.2°F14.5°F-3.3°NCLIMGRID
2022Feb17.1°F20.5°F-3.4°NCLIMGRID
2022Mar35.4°F33.9°F+1.5°NCLIMGRID
2022Apr41.3°F47.7°F-6.4°NCLIMGRID
2022May60.3°F59.3°F+1.0°NCLIMGRID
2022Jun70.4°F69.1°F+1.3°NCLIMGRID
2022Jul73.2°F72.8°F+0.4°NCLIMGRID
2022Aug70.3°F70.1°F+0.2°NCLIMGRID
2022Sep63.7°F61.8°F+1.9°NCLIMGRID
2022Oct49.1°F49.4°F-0.3°NCLIMGRID
2022Nov36.0°F34.2°F+1.8°NCLIMGRID
2022Dec19.2°F19.9°F-0.6°NCLIMGRID
2023Jan22.0°F14.5°F+7.5°NCLIMGRID
2023Feb23.4°F20.5°F+2.9°NCLIMGRID
2023Mar31.9°F33.9°F-2.0°NCLIMGRID
2023Apr48.3°F47.7°F+0.6°NCLIMGRID
2023May62.2°F59.3°F+3.0°NCLIMGRID
2023Jun70.7°F69.1°F+1.5°NCLIMGRID
2023Jul71.1°F72.8°F-1.8°NCLIMGRID
2023Aug71.7°F70.1°F+1.6°NCLIMGRID
2023Sep66.4°F61.8°F+4.6°NCLIMGRID
2023Oct52.5°F49.4°F+3.1°NCLIMGRID
2023Nov38.1°F34.2°F+3.9°NCLIMGRID
2023Dec33.2°F19.9°F+13.4°NCLIMGRID
2024Jan19.9°F14.5°F+5.4°NCLIMGRID
2024Feb35.5°F20.5°F+15.0°NCLIMGRID
2024Mar38.8°F33.9°F+4.9°NCLIMGRID
2024Apr49.6°F47.7°F+1.9°NCLIMGRID
2024May61.0°F59.3°F+1.7°NCLIMGRID
2024Jun71.3°F69.1°F+2.2°NCLIMGRID
2024Jul71.0°F72.8°F-1.8°NCLIMGRID
2024Aug70.6°F70.1°F+0.5°NCLIMGRID
2024Sep66.7°F61.8°F+4.9°NCLIMGRID
2024Oct55.5°F49.4°F+6.1°NCLIMGRID
2024Nov39.1°F34.2°F+4.9°NCLIMGRID
2024Dec26.3°F19.9°F+6.5°NCLIMGRID
2025Jan17.7°F14.5°F+3.2°NCLIMGRID
2025Feb18.8°F20.5°F-1.7°NCLIMGRID
2025Mar40.7°F33.9°F+6.8°NCLIMGRID
2025Apr48.3°F47.7°F+0.6°NCLIMGRID
2025May59.6°F59.3°F+0.3°NCLIMGRID
2025Jun71.7°F69.1°F+2.6°NCLIMGRID
2025Jul74.2°F72.8°F+1.3°NCLIMGRID
2025Aug70.3°F70.1°F+0.2°NCLIMGRID
2025Sep66.0°F61.8°F+4.2°NCLIMGRID
2025Oct55.1°F49.4°F+5.8°NCLIMGRID
2025Nov38.8°F34.2°F+4.6°NCLIMGRID
2025Dec20.1°F19.9°F+0.2°NCLIMGRID
2026Jan17.1°F14.5°F+2.6°NCLIMGRID
2026Feb29.0°F20.5°F+8.5°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
January14.5°F26/26
February20.5°F26/26
March33.9°F26/26
April47.7°F26/26
May59.3°F26/26
June69.1°F26/26
July72.8°F26/26
August70.1°F26/26
September61.8°F26/26
October49.4°F26/26
November34.2°F26/26
December19.9°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 Dumont, Iowa getting warmer?

Based on 96+ years of NOAA temperature records, Dumont 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 Dumont?

The warmest year on record in Dumont was 2012, based on average annual temperature anomaly from NOAA station data.

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

How are the climate visualizations for Dumont created?

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

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

Wear Dumont's Climate Story

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

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