Climate Change in Bismarck, North Dakota

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

Based on our analysis of 96 years of temperature data near Bismarck, ND, this area shows a warming trend of approximately +0.2°F per decade. 7 of the last 10 years recorded above-average temperatures, and 1987 was the warmest year on record at +4.5°F above the historical baseline.

Key Climate Facts

Rate of Change

+0.2°F

per decade

Warmest Year

1987

+4.5°F anomaly

Recent Warm Years

7 / 10

above-average years

Decade Shift

+1.8°F

2020s vs 1930s

Compared to the National Average

Bismarck is warming at roughly the national average rate.

National: +0.20°F/decade
Bismarck: +0.24°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 Bismarck's long-term warming trend.

Temperature anomaly spiral for Bismarck, North Dakota
Climate spiral: monthly temperature anomalies from 96+ years of NOAA records for Bismarck, ND.

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 Bismarck, North Dakota
Warming stripes: each stripe is one year of average temperature anomaly for Bismarck, ND.

Temperature Trend

Annual temperature anomalies plotted over time with a linear regression trend line. The slope of +0.24°F per decade quantifies the rate of change.

Temperature trend chart for Bismarck, North Dakota
Linear trend: annual temperature anomalies with trend line for Bismarck, ND.

Temperature by Decade

1930s
+0.57°F
1940s
-0.16°F
1950s
-1.15°F
1960s
-0.77°F
1970s
-0.78°F
1980s
+0.85°F
1990s
+0.84°F
2000s
+1.46°F
2010s
+1.06°F
2020s
+2.49°F

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

Anomaly Scale

-8.1°F Colder Normal +9.0°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 Bismarck, ND. Filter by decade or download as CSV.

Data Sources & Audit

Station
nClimGrid 5km Grid Point
Distance
0.9 mi
Coverage
99.1%
Records
1,154
Range
1930-01 – 2026-02
Full Data Audit 1,154 records
YearMonthTempBaselineAnomalySourceGap
1930Jan-3.0°F8.7°F-11.7°NCLIMGRID
1930Feb21.5°F15.8°F+5.7°NCLIMGRID
1930Mar26.2°F28.2°F-2.1°NCLIMGRID
1930Apr48.7°F43.1°F+5.6°NCLIMGRID
1930May51.7°F55.1°F-3.4°NCLIMGRID
1930Jun64.6°F64.5°F+0.1°NCLIMGRID
1930Jul75.5°F70.6°F+4.9°NCLIMGRID
1930Aug71.5°F68.4°F+3.0°NCLIMGRID
1930Sep57.9°F57.5°F+0.3°NCLIMGRID
1930Oct40.4°F44.6°F-4.2°NCLIMGRID
1930Nov28.9°F27.6°F+1.2°NCLIMGRID
1930Dec19.6°F14.1°F+5.5°NCLIMGRID
1931Jan21.7°F8.7°F+13.0°NCLIMGRID
1931Feb27.9°F15.8°F+12.1°NCLIMGRID
1931Mar25.8°F28.2°F-2.4°NCLIMGRID
1931Apr45.5°F43.1°F+2.4°NCLIMGRID
1931May54.7°F55.1°F-0.4°NCLIMGRID
1931Jun69.8°F64.5°F+5.3°NCLIMGRID
1931Jul72.5°F70.6°F+1.9°NCLIMGRID
1931Aug67.5°F68.4°F-1.0°NCLIMGRID
1931Sep63.4°F57.5°F+5.9°NCLIMGRID
1931Oct47.9°F44.6°F+3.3°NCLIMGRID
1931Nov29.3°F27.6°F+1.6°NCLIMGRID
1931Dec19.0°F14.1°F+4.9°NCLIMGRID
1932Jan7.4°F8.7°F-1.3°NCLIMGRID
1932Feb11.8°F15.8°F-3.9°NCLIMGRID
1932Mar19.9°F28.2°F-8.4°NCLIMGRID
1932Apr46.0°F43.1°F+3.0°NCLIMGRID
1932May57.4°F55.1°F+2.2°NCLIMGRID
1932Jun67.8°F64.5°F+3.3°NCLIMGRID
1932Jul71.7°F70.6°F+1.1°NCLIMGRID
1932Aug69.5°F68.4°F+1.1°NCLIMGRID
1932Sep58.8°F57.5°F+1.2°NCLIMGRID
1932Oct39.3°F44.6°F-5.3°NCLIMGRID
1932Nov25.9°F27.6°F-1.8°NCLIMGRID
1932Dec12.4°F14.1°F-1.7°NCLIMGRID
1933Jan12.1°F8.7°F+3.4°NCLIMGRID
1933Feb8.1°F15.8°F-7.7°NCLIMGRID
1933Mar29.3°F28.2°F+1.1°NCLIMGRID
1933Apr42.1°F43.1°F-1.0°NCLIMGRID
1933May55.6°F55.1°F+0.5°NCLIMGRID
1933Jun72.9°F64.5°F+8.4°NCLIMGRID
1933Jul74.0°F70.6°F+3.3°NCLIMGRID
1933Aug69.5°F68.4°F+1.1°NCLIMGRID
1933Sep64.1°F57.5°F+6.6°NCLIMGRID
1933Oct43.2°F44.6°F-1.4°NCLIMGRID
1933Nov29.4°F27.6°F+1.7°NCLIMGRID
1933Dec10.4°F14.1°F-3.7°NCLIMGRID
1934Jan16.8°F8.7°F+8.1°NCLIMGRID
1934Feb21.4°F15.8°F+5.6°NCLIMGRID
1934Mar27.6°F28.2°F-0.6°NCLIMGRID
1934Apr45.2°F43.1°F+2.2°NCLIMGRID
1934May66.0°F55.1°F+10.9°NCLIMGRID
1934Jun66.1°F64.5°F+1.6°NCLIMGRID
1934Jul74.6°F70.6°F+4.0°NCLIMGRID
1934Aug70.4°F68.4°F+2.0°NCLIMGRID
1934Sep54.3°F57.5°F-3.3°NCLIMGRID
1934Oct50.1°F44.6°F+5.5°NCLIMGRID
1934Nov33.5°F27.6°F+5.9°NCLIMGRID
1934Dec13.1°F14.1°F-1.0°NCLIMGRID
1935Jan4.9°F8.7°F-3.8°NCLIMGRID
1935Feb25.0°F15.8°F+9.2°NCLIMGRID
1935Mar26.7°F28.2°F-1.5°NCLIMGRID
1935Apr39.4°F43.1°F-3.6°NCLIMGRID
1935May50.8°F55.1°F-4.4°NCLIMGRID
1935Jun62.7°F64.5°F-1.8°NCLIMGRID
1935Jul75.6°F70.6°F+5.0°NCLIMGRID
1935Aug68.5°F68.4°F+0.1°NCLIMGRID
1935Sep60.6°F57.5°F+3.1°NCLIMGRID
1935Oct43.7°F44.6°F-0.9°NCLIMGRID
1935Nov17.7°F27.6°F-9.9°NCLIMGRID
1935Dec12.6°F14.1°F-1.5°NCLIMGRID
1936Jan-6.8°F8.7°F-15.4°NCLIMGRID
1936Feb-14.9°F15.8°F-30.7°NCLIMGRID
1936Mar26.5°F28.2°F-1.8°NCLIMGRID
1936Apr36.8°F43.1°F-6.2°NCLIMGRID
1936May62.4°F55.1°F+7.3°NCLIMGRID
1936Jun69.8°F64.5°F+5.3°NCLIMGRID
1936Jul83.4°F70.6°F+12.8°NCLIMGRID
1936Aug72.0°F68.4°F+3.6°NCLIMGRID
1936Sep61.6°F57.5°F+4.0°NCLIMGRID
1936Oct43.8°F44.6°F-0.8°NCLIMGRID
1936Nov29.2°F27.6°F+1.6°NCLIMGRID
1936Dec14.1°F14.1°F+0.0°NCLIMGRID
1937Jan-9.9°F8.7°F-18.5°NCLIMGRID
1937Feb5.4°F15.8°F-10.4°NCLIMGRID
1937Mar26.9°F28.2°F-1.4°NCLIMGRID
1937Apr42.2°F43.1°F-0.9°NCLIMGRID
1937May58.7°F55.1°F+3.5°NCLIMGRID
1937Jun64.0°F64.5°F-0.5°NCLIMGRID
1937Jul72.8°F70.6°F+2.1°NCLIMGRID
1937Aug74.6°F68.4°F+6.2°NCLIMGRID
1937Sep60.0°F57.5°F+2.5°NCLIMGRID
1937Oct44.6°F44.6°F+0.0°NCLIMGRID
1937Nov24.2°F27.6°F-3.5°NCLIMGRID
1937Dec10.3°F14.1°F-3.9°NCLIMGRID
1938Jan8.8°F8.7°F+0.1°NCLIMGRID
1938Feb5.2°F15.8°F-10.6°NCLIMGRID
1938Mar32.7°F28.2°F+4.5°NCLIMGRID
1938Apr45.4°F43.1°F+2.4°NCLIMGRID
1938May53.5°F55.1°F-1.6°NCLIMGRID
1938Jun66.8°F64.5°F+2.3°NCLIMGRID
1938Jul71.2°F70.6°F+0.5°NCLIMGRID
1938Aug71.1°F68.4°F+2.6°NCLIMGRID
1938Sep63.3°F57.5°F+5.8°NCLIMGRID
1938Oct51.7°F44.6°F+7.1°NCLIMGRID
1938Nov23.6°F27.6°F-4.0°NCLIMGRID
1938Dec19.2°F14.1°F+5.1°NCLIMGRID
1939Jan15.7°F8.7°F+7.0°NCLIMGRID
1939Feb-0.6°F15.8°F-16.4°NCLIMGRID
1939Mar25.3°F28.2°F-2.9°NCLIMGRID
1939Apr43.0°F43.1°F+0.0°NCLIMGRID
1939May62.1°F55.1°F+6.9°NCLIMGRID
1939Jun61.4°F64.5°F-3.1°NCLIMGRID
1939Jul74.6°F70.6°F+4.0°NCLIMGRID
1939Aug69.7°F68.4°F+1.3°NCLIMGRID
1939Sep60.4°F57.5°F+2.9°NCLIMGRID
1939Oct42.8°F44.6°F-1.8°NCLIMGRID
1939Nov34.0°F27.6°F+6.4°NCLIMGRID
1939Dec24.9°F14.1°F+10.8°NCLIMGRID
1940Jan0.3°F8.7°F-8.4°NCLIMGRID
1940Feb14.4°F15.8°F-1.4°NCLIMGRID
1940Mar25.6°F28.2°F-2.6°NCLIMGRID
1940Apr39.2°F43.1°F-3.9°NCLIMGRID
1940May56.1°F55.1°F+1.0°NCLIMGRID
1940Jun65.4°F64.5°F+0.9°NCLIMGRID
1940Jul74.2°F70.6°F+3.5°NCLIMGRID
1940Aug69.8°F68.4°F+1.4°NCLIMGRID
1940Sep65.2°F57.5°F+7.7°NCLIMGRID
1940Oct51.1°F44.6°F+6.5°NCLIMGRID
1940Nov20.5°F27.6°F-7.1°NCLIMGRID
1940Dec19.7°F14.1°F+5.6°NCLIMGRID
1941Jan9.7°F8.7°F+1.1°NCLIMGRID
1941Feb12.9°F15.8°F-2.9°NCLIMGRID
1941Mar26.3°F28.2°F-2.0°NCLIMGRID
1941Apr45.6°F43.1°F+2.6°NCLIMGRID
1941May60.9°F55.1°F+5.7°NCLIMGRID
1941Jun66.1°F64.5°F+1.6°NCLIMGRID
1941Jul73.6°F70.6°F+3.0°NCLIMGRID
1941Aug70.6°F68.4°F+2.1°NCLIMGRID
1941Sep57.3°F57.5°F-0.3°NCLIMGRID
1941Oct45.1°F44.6°F+0.5°NCLIMGRID
1941Nov30.4°F27.6°F+2.8°NCLIMGRID
1941Dec22.1°F14.1°F+8.0°NCLIMGRID
1942Jan18.1°F8.7°F+9.4°NCLIMGRID
1942Feb14.9°F15.8°F-0.9°NCLIMGRID
1942Mar29.9°F28.2°F+1.7°NCLIMGRID
1942Apr46.5°F43.1°F+3.5°NCLIMGRID
1942May50.8°F55.1°F-4.4°NCLIMGRID
1942Jun61.9°F64.5°F-2.6°NCLIMGRID
1942Jul69.0°F70.6°F-1.6°NCLIMGRID
1942Aug67.4°F68.4°F-1.1°NCLIMGRID
1942Sep55.6°F57.5°F-2.0°NCLIMGRID
1942Oct46.9°F44.6°F+2.3°NCLIMGRID
1942Nov27.9°F27.6°F+0.3°NCLIMGRID
1942Dec11.1°F14.1°F-3.0°NCLIMGRID
1943Jan-2.5°F8.7°F-11.1°NCLIMGRID
1943Feb15.2°F15.8°F-0.6°NCLIMGRID
1943Mar17.2°F28.2°F-11.1°NCLIMGRID
1943Apr46.7°F43.1°F+3.7°NCLIMGRID
1943May52.0°F55.1°F-3.2°NCLIMGRID
1943Jun62.2°F64.5°F-2.3°NCLIMGRID
1943Jul72.2°F70.6°F+1.5°NCLIMGRID
1943Aug68.6°F68.4°F+0.2°NCLIMGRID
1943Sep57.2°F57.5°F-0.4°NCLIMGRID
1943Oct48.8°F44.6°F+4.2°NCLIMGRID
1943Nov27.7°F27.6°F+0.1°NCLIMGRID
1943Dec21.0°F14.1°F+6.9°NCLIMGRID
1944Jan21.9°F8.7°F+13.2°NCLIMGRID
1944Feb10.4°F15.8°F-5.4°NCLIMGRID
1944Mar16.9°F28.2°F-11.4°NCLIMGRID
1944Apr41.9°F43.1°F-1.2°NCLIMGRID
1944May59.5°F55.1°F+4.4°NCLIMGRID
1944Jun63.4°F64.5°F-1.1°NCLIMGRID
1944Jul69.0°F70.6°F-1.7°NCLIMGRID
1944Aug67.2°F68.4°F-1.3°NCLIMGRID
1944Sep57.7°F57.5°F+0.2°NCLIMGRID
1944Oct49.4°F44.6°F+4.8°NCLIMGRID
1944Nov24.8°F27.6°F-2.9°NCLIMGRID
1944Dec14.9°F14.1°F+0.8°NCLIMGRID
1945Jan12.5°F8.7°F+3.8°NCLIMGRID
1945Feb14.9°F15.8°F-0.9°NCLIMGRID
1945Mar34.0°F28.2°F+5.7°NCLIMGRID
1945Apr40.0°F43.1°F-3.0°NCLIMGRID
1945May50.3°F55.1°F-4.8°NCLIMGRID
1945Jun58.7°F64.5°F-5.8°NCLIMGRID
1945Jul69.7°F70.6°F-0.9°NCLIMGRID
1945Aug68.4°F68.4°F+0.0°NCLIMGRID
1945Sep55.5°F57.5°F-2.1°NCLIMGRID
1945Oct46.5°F44.6°F+1.9°NCLIMGRID
1945Nov22.6°F27.6°F-5.0°NCLIMGRID
1945Dec7.0°F14.1°F-7.1°NCLIMGRID
1946Jan11.1°F8.7°F+2.5°NCLIMGRID
1946Feb11.6°F15.8°F-4.2°NCLIMGRID
1946Mar37.0°F28.2°F+8.8°NCLIMGRID
1946Apr50.2°F43.1°F+7.1°NCLIMGRID
1946May51.8°F55.1°F-3.3°NCLIMGRID
1946Jun65.4°F64.5°F+0.9°NCLIMGRID
1946Jul73.0°F70.6°F+2.3°NCLIMGRID
1946Aug66.9°F68.4°F-1.6°NCLIMGRID
1946Sep58.6°F57.5°F+1.1°NCLIMGRID
1946Oct40.8°F44.6°F-3.8°NCLIMGRID
1946Nov26.7°F27.6°F-0.9°NCLIMGRID
1946Dec14.8°F14.1°F+0.7°NCLIMGRID
1947Jan17.5°F8.7°F+8.9°NCLIMGRID
1947Feb9.7°F15.8°F-6.1°NCLIMGRID
1947Mar24.1°F28.2°F-4.2°NCLIMGRID
1947Apr41.8°F43.1°F-1.3°NCLIMGRID
1947May51.5°F55.1°F-3.6°NCLIMGRID
1947Jun61.3°F64.5°F-3.2°NCLIMGRID
1947Jul71.7°F70.6°F+1.0°NCLIMGRID
1947Aug72.2°F68.4°F+3.7°NCLIMGRID
1947Sep57.9°F57.5°F+0.3°NCLIMGRID
1947Oct52.4°F44.6°F+7.8°NCLIMGRID
1947Nov23.0°F27.6°F-4.7°NCLIMGRID
1947Dec14.8°F14.1°F+0.7°NCLIMGRID
1948Jan10.1°F8.7°F+1.5°NCLIMGRID
1948Feb6.6°F15.8°F-9.2°NCLIMGRID
1948Mar16.7°F28.2°F-11.6°NCLIMGRID
1948Apr43.6°F43.1°F+0.6°NCLIMGRID
1948May56.5°F55.1°F+1.3°NCLIMGRID
1948Jun63.8°F64.5°F-0.7°NCLIMGRID
1948Jul71.2°F70.6°F+0.5°NCLIMGRID
1948Aug70.0°F68.4°F+1.6°NCLIMGRID
1948Sep64.8°F57.5°F+7.3°NCLIMGRID
1948Oct45.7°F44.6°F+1.1°NCLIMGRID
1948Nov29.8°F27.6°F+2.1°NCLIMGRID
1948Dec9.9°F14.1°F-4.3°NCLIMGRID
1949Jan0.6°F8.7°F-8.1°NCLIMGRID
1949Feb1.2°F15.8°F-14.6°NCLIMGRID
1949Mar22.8°F28.2°F-5.5°NCLIMGRID
1949Apr48.6°F43.1°F+5.6°NCLIMGRID
1949May58.1°F55.1°F+3.0°NCLIMGRID
1949Jun65.2°F64.5°F+0.7°NCLIMGRID
1949Jul71.3°F70.6°F+0.7°NCLIMGRID
1949Aug71.8°F68.4°F+3.4°NCLIMGRID
1949Sep56.3°F57.5°F-1.3°NCLIMGRID
1949Oct43.6°F44.6°F-1.0°NCLIMGRID
1949Nov37.3°F27.6°F+9.6°NCLIMGRID
1949Dec7.9°F14.1°F-6.2°NCLIMGRID
1950Jan-11.9°F8.7°F-20.6°NCLIMGRID
1950Feb7.2°F15.8°F-8.6°NCLIMGRID
1950Mar18.8°F28.2°F-9.5°NCLIMGRID
1950Apr32.8°F43.1°F-10.3°NCLIMGRID
1950May50.5°F55.1°F-4.6°NCLIMGRID
1950Jun63.8°F64.5°F-0.7°NCLIMGRID
1950Jul67.6°F70.6°F-3.0°NCLIMGRID
1950Aug65.6°F68.4°F-2.9°NCLIMGRID
1950Sep58.6°F57.5°F+1.0°NCLIMGRID
1950Oct47.7°F44.6°F+3.1°NCLIMGRID
1950Nov20.6°F27.6°F-7.1°NCLIMGRID
1950Dec10.0°F14.1°F-4.1°NCLIMGRID
1951Jan2.2°F8.7°F-6.5°NCLIMGRID
1951Feb9.8°F15.8°F-6.0°NCLIMGRID
1951Mar10.0°F28.2°F-18.2°NCLIMGRID
1951Apr39.6°F43.1°F-3.4°NCLIMGRID
1951May57.1°F55.1°F+2.0°NCLIMGRID
1951Jun59.1°F64.5°F-5.4°NCLIMGRID
1951Jul69.7°F70.6°F-0.9°NCLIMGRID
1951Aug65.0°F68.4°F-3.4°NCLIMGRID
1951Sep54.2°F57.5°F-3.3°NCLIMGRID
1951Oct42.6°F44.6°F-2.0°NCLIMGRID
1951Nov21.4°F27.6°F-6.2°NCLIMGRID
1951Dec4.8°F14.1°F-9.3°NCLIMGRID
1952Jan0.8°F8.7°F-7.9°NCLIMGRID
1952Feb16.7°F15.8°F+0.9°NCLIMGRID
1952Mar16.3°F28.2°F-11.9°NCLIMGRID
1952Apr48.1°F43.1°F+5.0°NCLIMGRID
1952May56.0°F55.1°F+0.9°NCLIMGRID
1952Jun67.3°F64.5°F+2.8°NCLIMGRID
1952Jul69.5°F70.6°F-1.2°NCLIMGRID
1952Aug68.3°F68.4°F-0.1°NCLIMGRID
1952Sep62.7°F57.5°F+5.2°NCLIMGRID
1952Oct43.7°F44.6°F-0.9°NCLIMGRID
1952Nov29.2°F27.6°F+1.5°NCLIMGRID
1952Dec19.2°F14.1°F+5.1°NCLIMGRID
1953Jan14.5°F8.7°F+5.8°NCLIMGRID
1953Feb20.4°F15.8°F+4.6°NCLIMGRID
1953Mar25.5°F28.2°F-2.7°NCLIMGRID
1953Apr36.8°F43.1°F-6.2°NCLIMGRID
1953May52.1°F55.1°F-3.0°NCLIMGRID
1953Jun64.4°F64.5°F-0.1°NCLIMGRID
1953Jul69.7°F70.6°F-1.0°NCLIMGRID
1953Aug70.8°F68.4°F+2.4°NCLIMGRID
1953Sep59.1°F57.5°F+1.6°NCLIMGRID
1953Oct51.9°F44.6°F+7.3°NCLIMGRID
1953Nov34.6°F27.6°F+7.0°NCLIMGRID
1953Dec22.2°F14.1°F+8.1°NCLIMGRID
1954Jan-0.6°F8.7°F-9.3°NCLIMGRID
1954Feb32.5°F15.8°F+16.8°NCLIMGRID
1954Mar23.1°F28.2°F-5.1°NCLIMGRID
1954Apr40.4°F43.1°F-2.7°NCLIMGRID
1954May51.6°F55.1°F-3.6°NCLIMGRID
1954Jun62.7°F64.5°F-1.8°NCLIMGRID
1954Jul72.0°F70.6°F+1.4°NCLIMGRID
1954Aug67.4°F68.4°F-1.0°NCLIMGRID
1954Sep56.8°F57.5°F-0.8°NCLIMGRID
1954Oct44.0°F44.6°F-0.6°NCLIMGRID
1954Nov35.1°F27.6°F+7.5°NCLIMGRID
1954Dec23.2°F14.1°F+9.1°NCLIMGRID
1955Jan13.0°F8.7°F+4.4°NCLIMGRID
1955Feb7.0°F15.8°F-8.8°NCLIMGRID
1955Mar22.6°F28.2°F-5.7°NCLIMGRID
1955Apr48.8°F43.1°F+5.7°NCLIMGRID
1955May59.2°F55.1°F+4.1°NCLIMGRID
1955Jun62.5°F64.5°F-2.0°NCLIMGRID
1955Jul72.6°F70.6°F+2.0°NCLIMGRID
1955Aug71.9°F68.4°F+3.5°NCLIMGRID
1955Sep57.6°F57.5°F+0.1°NCLIMGRID
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1983Dec-1.7°F14.1°F-15.8°NCLIMGRID
1984Jan15.0°F8.7°F+6.4°NCLIMGRID
1984Feb28.2°F15.8°F+12.4°NCLIMGRID
1984Mar25.3°F28.2°F-3.0°NCLIMGRID
1984Apr42.7°F43.1°F-0.3°NCLIMGRID
1984May52.3°F55.1°F-2.9°NCLIMGRID
1984Jun63.5°F64.5°F-1.0°NCLIMGRID
1984Jul70.1°F70.6°F-0.5°NCLIMGRID
1984Aug72.1°F68.4°F+3.6°NCLIMGRID
1984Sep52.4°F57.5°F-5.1°NCLIMGRID
1984Oct45.1°F44.6°F+0.5°NCLIMGRID
1984Nov29.5°F27.6°F+1.8°NCLIMGRID
1984Dec8.7°F14.1°F-5.4°NCLIMGRID
1985Jan6.6°F8.7°F-2.0°NCLIMGRID
1985Feb12.6°F15.8°F-3.2°NCLIMGRID
1985Mar31.8°F28.2°F+3.6°NCLIMGRID
1985Apr46.9°F43.1°F+3.8°NCLIMGRID
1985May59.5°F55.1°F+4.3°NCLIMGRID
1985Jun59.1°F64.5°F-5.4°NCLIMGRID
1985Jul70.5°F70.6°F-0.2°NCLIMGRID
1985Aug63.9°F68.4°F-4.6°NCLIMGRID
1985Sep53.5°F57.5°F-4.0°NCLIMGRID
1985Oct44.0°F44.6°F-0.6°NCLIMGRID
1985Nov14.1°F27.6°F-13.5°NCLIMGRID
1985Dec8.9°F14.1°F-5.2°NCLIMGRID
1986Jan20.0°F8.7°F+11.4°NCLIMGRID
1986Feb13.2°F15.8°F-2.6°NCLIMGRID
1986Mar38.2°F28.2°F+10.0°NCLIMGRID
1986Apr42.6°F43.1°F-0.5°NCLIMGRID
1986May55.7°F55.1°F+0.6°NCLIMGRID
1986Jun66.9°F64.5°F+2.4°NCLIMGRID
1986Jul69.5°F70.6°F-1.2°NCLIMGRID
1986Aug65.2°F68.4°F-3.2°NCLIMGRID
1986Sep53.8°F57.5°F-3.7°NCLIMGRID
1986Oct46.2°F44.6°F+1.6°NCLIMGRID
1986Nov22.9°F27.6°F-4.8°NCLIMGRID
1986Dec22.1°F14.1°F+8.0°NCLIMGRID
1987Jan21.6°F8.7°F+12.9°NCLIMGRID
1987Feb27.9°F15.8°F+12.1°NCLIMGRID
1987Mar27.5°F28.2°F-0.7°NCLIMGRID
1987Apr51.2°F43.1°F+8.1°NCLIMGRID
1987May59.5°F55.1°F+4.3°NCLIMGRID
1987Jun68.2°F64.5°F+3.7°NCLIMGRID
1987Jul71.8°F70.6°F+1.2°NCLIMGRID
1987Aug64.7°F68.4°F-3.7°NCLIMGRID
1987Sep59.1°F57.5°F+1.6°NCLIMGRID
1987Oct42.4°F44.6°F-2.3°NCLIMGRID
1987Nov34.6°F27.6°F+6.9°NCLIMGRID
1987Dec23.8°F14.1°F+9.7°NCLIMGRID
1988Jan8.5°F8.7°F-0.1°NCLIMGRID
1988Feb14.1°F15.8°F-1.7°NCLIMGRID
1988Mar29.9°F28.2°F+1.7°NCLIMGRID
1988Apr44.9°F43.1°F+1.8°NCLIMGRID
1988May60.9°F55.1°F+5.8°NCLIMGRID
1988Jun75.8°F64.5°F+11.3°NCLIMGRID
1988Jul72.9°F70.6°F+2.3°NCLIMGRID
1988Aug69.4°F68.4°F+0.9°NCLIMGRID
1988Sep56.4°F57.5°F-1.2°NCLIMGRID
1988Oct43.6°F44.6°F-1.0°NCLIMGRID
1988Nov28.7°F27.6°F+1.0°NCLIMGRID
1988Dec18.3°F14.1°F+4.2°NCLIMGRID
1989Jan15.7°F8.7°F+7.0°NCLIMGRID
1989Feb5.7°F15.8°F-10.1°NCLIMGRID
1989Mar24.0°F28.2°F-4.3°NCLIMGRID
1989Apr44.2°F43.1°F+1.1°NCLIMGRID
1989May56.1°F55.1°F+1.0°NCLIMGRID
1989Jun63.3°F64.5°F-1.2°NCLIMGRID
1989Jul75.6°F70.6°F+4.9°NCLIMGRID
1989Aug69.4°F68.4°F+1.0°NCLIMGRID
1989Sep58.3°F57.5°F+0.8°NCLIMGRID
1989Oct45.7°F44.6°F+1.1°NCLIMGRID
1989Nov28.6°F27.6°F+1.0°NCLIMGRID
1989Dec7.7°F14.1°F-6.4°NCLIMGRID
1990Jan23.6°F8.7°F+14.9°NCLIMGRID
1990Feb19.5°F15.8°F+3.7°NCLIMGRID
1990Mar34.7°F28.2°F+6.4°NCLIMGRID
1990Apr43.7°F43.1°F+0.6°NCLIMGRID
1990May54.2°F55.1°F-0.9°NCLIMGRID
1990Jun65.4°F64.5°F+0.9°NCLIMGRID
1990Jul69.7°F70.6°F-0.9°NCLIMGRID
1990Aug71.3°F68.4°F+2.9°NCLIMGRID
1990Sep61.6°F57.5°F+4.1°NCLIMGRID
1990Oct44.0°F44.6°F-0.6°NCLIMGRID
1990Nov31.5°F27.6°F+3.9°NCLIMGRID
1990Dec9.6°F14.1°F-4.5°NCLIMGRID
1991Jan8.4°F8.7°F-0.3°NCLIMGRID
1991Feb27.8°F15.8°F+12.0°NCLIMGRID
1991Mar32.1°F28.2°F+3.9°NCLIMGRID
1991Apr46.2°F43.1°F+3.2°NCLIMGRID
1991May57.3°F55.1°F+2.2°NCLIMGRID
1991Jun67.9°F64.5°F+3.4°NCLIMGRID
1991Jul71.0°F70.6°F+0.4°NCLIMGRID
1991Aug73.2°F68.4°F+4.8°NCLIMGRID
1991Sep58.7°F57.5°F+1.1°NCLIMGRID
1991Oct40.9°F44.6°F-3.7°NCLIMGRID
1991Nov23.0°F27.6°F-4.7°NCLIMGRID
1991Dec24.4°F14.1°F+10.3°NCLIMGRID
1992Jan23.1°F8.7°F+14.4°NCLIMGRID
1992Feb26.7°F15.8°F+10.9°NCLIMGRID
1992Mar34.7°F28.2°F+6.5°NCLIMGRID
1992Apr41.8°F43.1°F-1.2°NCLIMGRID
1992May58.4°F55.1°F+3.2°NCLIMGRID
1992Jun62.5°F64.5°F-2.0°NCLIMGRID
1992Jul63.3°F70.6°F-7.3°NCLIMGRID
1992Aug63.8°F68.4°F-4.6°NCLIMGRID
1992Sep56.2°F57.5°F-1.3°NCLIMGRID
1992Oct44.3°F44.6°F-0.3°NCLIMGRID
1992Nov27.9°F27.6°F+0.3°NCLIMGRID
1992Dec11.9°F14.1°F-2.3°NCLIMGRID
1993Jan7.6°F8.7°F-1.0°NCLIMGRID
1993Feb10.8°F15.8°F-5.0°NCLIMGRID
1993Mar32.0°F28.2°F+3.7°NCLIMGRID
1993Apr42.2°F43.1°F-0.9°NCLIMGRID
1993May55.1°F55.1°F+0.0°NCLIMGRID
1993Jun60.0°F64.5°F-4.5°NCLIMGRID
1993Jul63.8°F70.6°F-6.8°NCLIMGRID
1993Aug66.2°F68.4°F-2.2°NCLIMGRID
1993Sep53.2°F57.5°F-4.4°NCLIMGRID
1993Oct43.7°F44.6°F-0.9°NCLIMGRID
1993Nov26.3°F27.6°F-1.3°NCLIMGRID
1993Dec17.3°F14.1°F+3.1°NCLIMGRID
1994Jan0.1°F8.7°F-8.6°NCLIMGRID
1994Feb4.4°F15.8°F-11.4°NCLIMGRID
1994Mar31.9°F28.2°F+3.7°NCLIMGRID
1994Apr43.1°F43.1°F+0.0°NCLIMGRID
1994May59.6°F55.1°F+4.4°NCLIMGRID
1994Jun65.2°F64.5°F+0.7°NCLIMGRID
1994Jul67.0°F70.6°F-3.7°NCLIMGRID
1994Aug67.1°F68.4°F-1.4°NCLIMGRID
1994Sep61.3°F57.5°F+3.8°NCLIMGRID
1994Oct47.9°F44.6°F+3.3°NCLIMGRID
1994Nov30.6°F27.6°F+2.9°NCLIMGRID
1994Dec16.8°F14.1°F+2.7°NCLIMGRID
1995Jan9.8°F8.7°F+1.1°NCLIMGRID
1995Feb18.8°F15.8°F+3.0°NCLIMGRID
1995Mar25.5°F28.2°F-2.7°NCLIMGRID
1995Apr38.7°F43.1°F-4.3°NCLIMGRID
1995May52.8°F55.1°F-2.3°NCLIMGRID
1995Jun65.9°F64.5°F+1.4°NCLIMGRID
1995Jul69.0°F70.6°F-1.7°NCLIMGRID
1995Aug71.0°F68.4°F+2.6°NCLIMGRID
1995Sep57.3°F57.5°F-0.2°NCLIMGRID
1995Oct44.7°F44.6°F+0.1°NCLIMGRID
1995Nov24.6°F27.6°F-3.0°NCLIMGRID
1995Dec14.6°F14.1°F+0.5°NCLIMGRID
1996Jan2.2°F8.7°F-6.5°NCLIMGRID
1996Feb18.0°F15.8°F+2.2°NCLIMGRID
1996Mar19.2°F28.2°F-9.0°NCLIMGRID
1996Apr38.9°F43.1°F-4.2°NCLIMGRID
1996May52.0°F55.1°F-3.1°NCLIMGRID
1996Jun66.2°F64.5°F+1.7°NCLIMGRID
1996Jul67.2°F70.6°F-3.5°NCLIMGRID
1996Aug70.9°F68.4°F+2.4°NCLIMGRID
1996Sep57.9°F57.5°F+0.4°NCLIMGRID
1996Oct44.1°F44.6°F-0.5°NCLIMGRID
1996Nov16.9°F27.6°F-10.7°NCLIMGRID
1996Dec6.6°F14.1°F-7.6°NCLIMGRID
1997Jan3.2°F8.7°F-5.5°NCLIMGRID
1997Feb18.8°F15.8°F+3.0°NCLIMGRID
1997Mar25.5°F28.2°F-2.8°NCLIMGRID
1997Apr38.8°F43.1°F-4.3°NCLIMGRID
1997May54.0°F55.1°F-1.2°NCLIMGRID
1997Jun68.8°F64.5°F+4.3°NCLIMGRID
1997Jul71.1°F70.6°F+0.5°NCLIMGRID
1997Aug69.3°F68.4°F+0.9°NCLIMGRID
1997Sep62.0°F57.5°F+4.5°NCLIMGRID
1997Oct47.3°F44.6°F+2.7°NCLIMGRID
1997Nov26.8°F27.6°F-0.8°NCLIMGRID
1997Dec27.6°F14.1°F+13.5°NCLIMGRID
1998Jan12.8°F8.7°F+4.1°NCLIMGRID
1998Feb29.9°F15.8°F+14.1°NCLIMGRID
1998Mar23.3°F28.2°F-5.0°NCLIMGRID
1998Apr47.6°F43.1°F+4.6°NCLIMGRID
1998May57.7°F55.1°F+2.5°NCLIMGRID
1998Jun61.4°F64.5°F-3.1°NCLIMGRID
1998Jul72.2°F70.6°F+1.5°NCLIMGRID
1998Aug71.8°F68.4°F+3.3°NCLIMGRID
1998Sep63.5°F57.5°F+6.0°NCLIMGRID
1998Oct46.7°F44.6°F+2.1°NCLIMGRID
1998Nov30.6°F27.6°F+2.9°NCLIMGRID
1998Dec20.5°F14.1°F+6.3°NCLIMGRID
1999Jan8.3°F8.7°F-0.4°NCLIMGRID
1999Feb24.8°F15.8°F+9.0°NCLIMGRID
1999Mar35.1°F28.2°F+6.9°NCLIMGRID
1999Apr43.1°F43.1°F+0.1°NCLIMGRID
1999May55.6°F55.1°F+0.4°NCLIMGRID
1999Jun63.9°F64.5°F-0.6°NCLIMGRID
1999Jul70.8°F70.6°F+0.1°NCLIMGRID
1999Aug68.5°F68.4°F+0.1°NCLIMGRID
1999Sep54.7°F57.5°F-2.8°NCLIMGRID
1999Oct44.8°F44.6°F+0.2°NCLIMGRID
1999Nov38.5°F27.6°F+10.9°NCLIMGRID
1999Dec25.3°F14.1°F+11.1°NCLIMGRID
2000Jan15.0°F8.7°F+6.3°NCLIMGRID
2000Feb22.6°F15.8°F+6.8°NCLIMGRID
2000Mar35.7°F28.2°F+7.5°NCLIMGRID
2000Apr43.3°F43.1°F+0.2°NCLIMGRID
2000May56.5°F55.1°F+1.4°NCLIMGRID
2000Jun62.2°F64.5°F-2.3°NCLIMGRID
2000Jul71.0°F70.6°F+0.4°NCLIMGRID
2000Aug70.0°F68.4°F+1.6°NCLIMGRID
2000Sep59.2°F57.5°F+1.6°NCLIMGRID
2000Oct48.0°F44.6°F+3.4°NCLIMGRID
2000Nov23.1°F27.6°F-4.5°NCLIMGRID
2000Dec5.8°F14.1°F-8.3°NCLIMGRID
2001Jan18.5°F8.7°F+9.8°NCLIMGRID
2001Feb7.1°F15.8°F-8.6°NCLIMGRID
2001Mar29.7°F28.2°F+1.4°NCLIMGRID
2001Apr44.4°F43.1°F+1.3°NCLIMGRID
2001May57.4°F55.1°F+2.2°NCLIMGRID
2001Jun64.0°F64.5°F-0.5°NCLIMGRID
2001Jul71.8°F70.6°F+1.2°NCLIMGRID
2001Aug71.9°F68.4°F+3.5°NCLIMGRID
2001Sep60.3°F57.5°F+2.7°NCLIMGRID
2001Oct43.8°F44.6°F-0.8°NCLIMGRID
2001Nov37.9°F27.6°F+10.2°NCLIMGRID
2001Dec20.5°F14.1°F+6.4°NCLIMGRID
2002Jan19.0°F8.7°F+10.3°NCLIMGRID
2002Feb25.5°F15.8°F+9.7°NCLIMGRID
2002Mar17.9°F28.2°F-10.4°NCLIMGRID
2002Apr40.5°F43.1°F-2.5°NCLIMGRID
2002May50.0°F55.1°F-5.1°NCLIMGRID
2002Jun67.6°F64.5°F+3.1°NCLIMGRID
2002Jul74.3°F70.6°F+3.6°NCLIMGRID
2002Aug68.6°F68.4°F+0.1°NCLIMGRID
2002Sep60.9°F57.5°F+3.4°NCLIMGRID
2002Oct36.4°F44.6°F-8.2°NCLIMGRID
2002Nov32.1°F27.6°F+4.4°NCLIMGRID
2002Dec22.7°F14.1°F+8.6°NCLIMGRID
2003Jan13.7°F8.7°F+5.1°NCLIMGRID
2003Feb11.2°F15.8°F-4.5°NCLIMGRID
2003Mar24.5°F28.2°F-3.7°NCLIMGRID
2003Apr46.9°F43.1°F+3.8°NCLIMGRID
2003May53.9°F55.1°F-1.2°NCLIMGRID
2003Jun62.9°F64.5°F-1.6°NCLIMGRID
2003Jul71.8°F70.6°F+1.2°NCLIMGRID
2003Aug74.7°F68.4°F+6.3°NCLIMGRID
2003Sep59.2°F57.5°F+1.6°NCLIMGRID
2003Oct49.5°F44.6°F+4.9°NCLIMGRID
2003Nov21.1°F27.6°F-6.6°NCLIMGRID
2003Dec23.4°F14.1°F+9.3°NCLIMGRID
2004Jan6.8°F8.7°F-1.8°NCLIMGRID
2004Feb17.1°F15.8°F+1.3°NCLIMGRID
2004Mar34.2°F28.2°F+6.0°NCLIMGRID
2004Apr45.9°F43.1°F+2.8°NCLIMGRID
2004May52.9°F55.1°F-2.2°NCLIMGRID
2004Jun60.5°F64.5°F-4.0°NCLIMGRID
2004Jul69.3°F70.6°F-1.4°NCLIMGRID
2004Aug63.8°F68.4°F-4.7°NCLIMGRID
2004Sep60.6°F57.5°F+3.0°NCLIMGRID
2004Oct45.6°F44.6°F+1.0°NCLIMGRID
2004Nov34.8°F27.6°F+7.1°NCLIMGRID
2004Dec21.6°F14.1°F+7.5°NCLIMGRID
2005Jan8.9°F8.7°F+0.2°NCLIMGRID
2005Feb23.7°F15.8°F+7.9°NCLIMGRID
2005Mar31.7°F28.2°F+3.5°NCLIMGRID
2005Apr48.4°F43.1°F+5.4°NCLIMGRID
2005May53.0°F55.1°F-2.1°NCLIMGRID
2005Jun67.0°F64.5°F+2.5°NCLIMGRID
2005Jul71.8°F70.6°F+1.2°NCLIMGRID
2005Aug67.6°F68.4°F-0.8°NCLIMGRID
2005Sep61.2°F57.5°F+3.6°NCLIMGRID
2005Oct46.9°F44.6°F+2.3°NCLIMGRID
2005Nov33.3°F27.6°F+5.7°NCLIMGRID
2005Dec19.2°F14.1°F+5.1°NCLIMGRID
2006Jan26.7°F8.7°F+18.1°NCLIMGRID
2006Feb19.4°F15.8°F+3.6°NCLIMGRID
2006Mar30.8°F28.2°F+2.5°NCLIMGRID
2006Apr49.9°F43.1°F+6.9°NCLIMGRID
2006May57.0°F55.1°F+1.8°NCLIMGRID
2006Jun67.3°F64.5°F+2.8°NCLIMGRID
2006Jul76.8°F70.6°F+6.1°NCLIMGRID
2006Aug71.3°F68.4°F+2.8°NCLIMGRID
2006Sep56.6°F57.5°F-0.9°NCLIMGRID
2006Oct41.3°F44.6°F-3.3°NCLIMGRID
2006Nov29.8°F27.6°F+2.1°NCLIMGRID
2006Dec23.2°F14.1°F+9.0°NCLIMGRID
2007Jan14.8°F8.7°F+6.1°NCLIMGRID
2007Feb8.9°F15.8°F-6.9°NCLIMGRID
2007Mar35.9°F28.2°F+7.6°NCLIMGRID
2007Apr41.8°F43.1°F-1.2°NCLIMGRID
2007May57.1°F55.1°F+1.9°NCLIMGRID
2007Jun66.6°F64.5°F+2.1°NCLIMGRID
2007Jul74.9°F70.6°F+4.3°NCLIMGRID
2007Aug66.8°F68.4°F-1.6°NCLIMGRID
2007Sep59.4°F57.5°F+1.8°NCLIMGRID
2007Oct47.2°F44.6°F+2.6°NCLIMGRID
2007Nov30.8°F27.6°F+3.2°NCLIMGRID
2007Dec14.9°F14.1°F+0.8°NCLIMGRID
2008Jan11.6°F8.7°F+3.0°NCLIMGRID
2008Feb13.8°F15.8°F-2.0°NCLIMGRID
2008Mar30.0°F28.2°F+1.7°NCLIMGRID
2008Apr41.6°F43.1°F-1.5°NCLIMGRID
2008May52.6°F55.1°F-2.5°NCLIMGRID
2008Jun61.7°F64.5°F-2.8°NCLIMGRID
2008Jul71.5°F70.6°F+0.9°NCLIMGRID
2008Aug70.7°F68.4°F+2.2°NCLIMGRID
2008Sep58.3°F57.5°F+0.8°NCLIMGRID
2008Oct45.6°F44.6°F+1.0°NCLIMGRID
2008Nov30.7°F27.6°F+3.1°NCLIMGRID
2008Dec6.7°F14.1°F-7.4°NCLIMGRID
2009Jan7.8°F8.7°F-0.9°NCLIMGRID
2009Feb13.4°F15.8°F-2.4°NCLIMGRID
2009Mar20.7°F28.2°F-7.5°NCLIMGRID
2009Apr40.4°F43.1°F-2.6°NCLIMGRID
2009May53.8°F55.1°F-1.3°NCLIMGRID
2009Jun61.2°F64.5°F-3.3°NCLIMGRID
2009Jul66.0°F70.6°F-4.7°NCLIMGRID
2009Aug66.1°F68.4°F-2.4°NCLIMGRID
2009Sep64.7°F57.5°F+7.1°NCLIMGRID
2009Oct39.1°F44.6°F-5.5°NCLIMGRID
2009Nov37.9°F27.6°F+10.3°NCLIMGRID
2009Dec10.0°F14.1°F-4.2°NCLIMGRID
2010Jan9.5°F8.7°F+0.8°NCLIMGRID
2010Feb10.0°F15.8°F-5.7°NCLIMGRID
2010Mar32.8°F28.2°F+4.6°NCLIMGRID
2010Apr47.8°F43.1°F+4.8°NCLIMGRID
2010May53.5°F55.1°F-1.6°NCLIMGRID
2010Jun64.9°F64.5°F+0.3°NCLIMGRID
2010Jul70.2°F70.6°F-0.4°NCLIMGRID
2010Aug70.4°F68.4°F+2.0°NCLIMGRID
2010Sep55.9°F57.5°F-1.7°NCLIMGRID
2010Oct48.9°F44.6°F+4.3°NCLIMGRID
2010Nov28.4°F27.6°F+0.8°NCLIMGRID
2010Dec11.4°F14.1°F-2.7°NCLIMGRID
2011Jan8.5°F8.7°F-0.1°NCLIMGRID
2011Feb12.1°F15.8°F-3.7°NCLIMGRID
2011Mar20.8°F28.2°F-7.5°NCLIMGRID
2011Apr40.0°F43.1°F-3.0°NCLIMGRID
2011May51.9°F55.1°F-3.2°NCLIMGRID
2011Jun62.8°F64.5°F-1.7°NCLIMGRID
2011Jul71.8°F70.6°F+1.1°NCLIMGRID
2011Aug69.0°F68.4°F+0.5°NCLIMGRID
2011Sep57.9°F57.5°F+0.4°NCLIMGRID
2011Oct49.2°F44.6°F+4.6°NCLIMGRID
2011Nov31.4°F27.6°F+3.8°NCLIMGRID
2011Dec24.5°F14.1°F+10.4°NCLIMGRID
2012Jan22.1°F8.7°F+13.4°NCLIMGRID
2012Feb22.0°F15.8°F+6.3°NCLIMGRID
2012Mar42.7°F28.2°F+14.5°NCLIMGRID
2012Apr47.1°F43.1°F+4.1°NCLIMGRID
2012May55.4°F55.1°F+0.3°NCLIMGRID
2012Jun66.8°F64.5°F+2.3°NCLIMGRID
2012Jul75.1°F70.6°F+4.5°NCLIMGRID
2012Aug67.3°F68.4°F-1.1°NCLIMGRID
2012Sep58.8°F57.5°F+1.3°NCLIMGRID
2012Oct42.7°F44.6°F-1.9°NCLIMGRID
2012Nov28.5°F27.6°F+0.9°NCLIMGRID
2012Dec14.9°F14.1°F+0.8°NCLIMGRID
2013Jan13.6°F8.7°F+4.9°NCLIMGRID
2013Feb20.8°F15.8°F+5.0°NCLIMGRID
2013Mar22.0°F28.2°F-6.2°NCLIMGRID
2013Apr34.5°F43.1°F-8.6°NCLIMGRID
2013May54.3°F55.1°F-0.8°NCLIMGRID
2013Jun64.3°F64.5°F-0.2°NCLIMGRID
2013Jul69.5°F70.6°F-1.1°NCLIMGRID
2013Aug70.3°F68.4°F+1.9°NCLIMGRID
2013Sep63.3°F57.5°F+5.8°NCLIMGRID
2013Oct41.9°F44.6°F-2.7°NCLIMGRID
2013Nov27.1°F27.6°F-0.5°NCLIMGRID
2013Dec7.3°F14.1°F-6.8°NCLIMGRID
2014Jan12.8°F8.7°F+4.1°NCLIMGRID
2014Feb9.0°F15.8°F-6.8°NCLIMGRID
2014Mar25.9°F28.2°F-2.3°NCLIMGRID
2014Apr40.4°F43.1°F-2.6°NCLIMGRID
2014May55.1°F55.1°F+0.0°NCLIMGRID
2014Jun63.1°F64.5°F-1.4°NCLIMGRID
2014Jul67.9°F70.6°F-2.8°NCLIMGRID
2014Aug67.9°F68.4°F-0.5°NCLIMGRID
2014Sep59.5°F57.5°F+1.9°NCLIMGRID
2014Oct47.6°F44.6°F+2.9°NCLIMGRID
2014Nov20.9°F27.6°F-6.7°NCLIMGRID
2014Dec19.2°F14.1°F+5.1°NCLIMGRID
2015Jan18.5°F8.7°F+9.8°NCLIMGRID
2015Feb11.2°F15.8°F-4.6°NCLIMGRID
2015Mar35.2°F28.2°F+7.0°NCLIMGRID
2015Apr45.8°F43.1°F+2.7°NCLIMGRID
2015May53.5°F55.1°F-1.6°NCLIMGRID
2015Jun65.9°F64.5°F+1.4°NCLIMGRID
2015Jul71.1°F70.6°F+0.4°NCLIMGRID
2015Aug69.7°F68.4°F+1.2°NCLIMGRID
2015Sep64.2°F57.5°F+6.7°NCLIMGRID
2015Oct48.8°F44.6°F+4.2°NCLIMGRID
2015Nov33.1°F27.6°F+5.5°NCLIMGRID
2015Dec21.6°F14.1°F+7.5°NCLIMGRID
2016Jan16.3°F8.7°F+7.6°NCLIMGRID
2016Feb29.2°F15.8°F+13.4°NCLIMGRID
2016Mar38.1°F28.2°F+9.8°NCLIMGRID
2016Apr44.2°F43.1°F+1.1°NCLIMGRID
2016May56.9°F55.1°F+1.8°NCLIMGRID
2016Jun67.7°F64.5°F+3.2°NCLIMGRID
2016Jul71.2°F70.6°F+0.5°NCLIMGRID
2016Aug68.6°F68.4°F+0.1°NCLIMGRID
2016Sep59.7°F57.5°F+2.1°NCLIMGRID
2016Oct48.1°F44.6°F+3.5°NCLIMGRID
2016Nov39.5°F27.6°F+11.8°NCLIMGRID
2016Dec10.0°F14.1°F-4.1°NCLIMGRID
2017Jan11.1°F8.7°F+2.4°NCLIMGRID
2017Feb22.1°F15.8°F+6.3°NCLIMGRID
2017Mar29.5°F28.2°F+1.3°NCLIMGRID
2017Apr44.4°F43.1°F+1.4°NCLIMGRID
2017May56.2°F55.1°F+1.0°NCLIMGRID
2017Jun67.0°F64.5°F+2.5°NCLIMGRID
2017Jul75.0°F70.6°F+4.4°NCLIMGRID
2017Aug66.4°F68.4°F-2.0°NCLIMGRID
2017Sep59.7°F57.5°F+2.1°NCLIMGRID
2017Oct46.3°F44.6°F+1.7°NCLIMGRID
2017Nov30.3°F27.6°F+2.6°NCLIMGRID
2017Dec18.1°F14.1°F+4.0°NCLIMGRID
2018Jan12.8°F8.7°F+4.1°NCLIMGRID
2018Feb7.0°F15.8°F-8.8°NCLIMGRID
2018Mar25.8°F28.2°F-2.4°NCLIMGRID
2018Apr35.4°F43.1°F-7.7°NCLIMGRID
2018May60.7°F55.1°F+5.6°NCLIMGRID
2018Jun69.1°F64.5°F+4.6°NCLIMGRID
2018Jul70.8°F70.6°F+0.2°NCLIMGRID
2018Aug69.3°F68.4°F+0.9°NCLIMGRID
2018Sep56.9°F57.5°F-0.6°NCLIMGRID
2018Oct41.4°F44.6°F-3.2°NCLIMGRID
2018Nov24.5°F27.6°F-3.2°NCLIMGRID
2018Dec23.1°F14.1°F+9.0°NCLIMGRID
2019Jan12.3°F8.7°F+3.6°NCLIMGRID
2019Feb-0.9°F15.8°F-16.7°NCLIMGRID
2019Mar22.0°F28.2°F-6.2°NCLIMGRID
2019Apr43.4°F43.1°F+0.3°NCLIMGRID
2019May50.7°F55.1°F-4.4°NCLIMGRID
2019Jun65.5°F64.5°F+1.0°NCLIMGRID
2019Jul71.2°F70.6°F+0.6°NCLIMGRID
2019Aug66.4°F68.4°F-2.1°NCLIMGRID
2019Sep59.5°F57.5°F+2.0°NCLIMGRID
2019Oct38.4°F44.6°F-6.2°NCLIMGRID
2019Nov28.1°F27.6°F+0.4°NCLIMGRID
2019Dec17.3°F14.1°F+3.2°NCLIMGRID
2020Jan14.7°F8.7°F+6.0°NCLIMGRID
2020Feb21.4°F15.8°F+5.6°NCLIMGRID
2020Mar33.4°F28.2°F+5.2°NCLIMGRID
2020Apr40.3°F43.1°F-2.8°NCLIMGRID
2020May53.8°F55.1°F-1.4°NCLIMGRID
2020Jun70.0°F64.5°F+5.5°NCLIMGRID
2020Jul72.1°F70.6°F+1.5°NCLIMGRID
2020Aug71.5°F68.4°F+3.1°NCLIMGRID
2020Sep58.9°F57.5°F+1.4°NCLIMGRID
2020Oct39.2°F44.6°F-5.4°NCLIMGRID
2020Nov34.3°F27.6°F+6.6°NCLIMGRID
2020Dec25.2°F14.1°F+11.1°NCLIMGRID
2021Jan24.6°F8.7°F+15.9°NCLIMGRID
2021Feb9.0°F15.8°F-6.8°NCLIMGRID
2021Mar37.7°F28.2°F+9.4°NCLIMGRID
2021Apr42.1°F43.1°F-1.0°NCLIMGRID
2021May54.4°F55.1°F-0.7°NCLIMGRID
2021Jun72.0°F64.5°F+7.5°NCLIMGRID
2021Jul75.7°F70.6°F+5.0°NCLIMGRID
2021Aug71.5°F68.4°F+3.1°NCLIMGRID
2021Sep64.0°F57.5°F+6.4°NCLIMGRID
2021Oct49.6°F44.6°F+5.0°NCLIMGRID
2021Nov34.1°F27.6°F+6.5°NCLIMGRID
2021Dec16.5°F14.1°F+2.4°NCLIMGRID
2022Jan11.9°F8.7°F+3.2°NCLIMGRID
2022Feb14.1°F15.8°F-1.7°NCLIMGRID
2022Mar30.3°F28.2°F+2.0°NCLIMGRID
2022Apr35.8°F43.1°F-7.3°NCLIMGRID
2022May53.9°F55.1°F-1.2°NCLIMGRID
2022Jun65.7°F64.5°F+1.2°NCLIMGRID
2022Jul72.2°F70.6°F+1.6°NCLIMGRID
2022Aug71.6°F68.4°F+3.2°NCLIMGRID
2022Sep62.2°F57.5°F+4.7°NCLIMGRID
2022Oct47.5°F44.6°F+2.9°NCLIMGRID
2022Nov22.9°F27.6°F-4.8°NCLIMGRID
2022Dec7.4°F14.1°F-6.7°NCLIMGRID
2023Jan13.3°F8.7°F+4.6°NCLIMGRID
2023Feb16.3°F15.8°F+0.5°NCLIMGRID
2023Mar14.1°F28.2°F-14.1°NCLIMGRID
2023Apr36.1°F43.1°F-6.9°NCLIMGRID
2023May60.4°F55.1°F+5.3°NCLIMGRID
2023Jun69.6°F64.5°F+5.1°NCLIMGRID
2023Jul68.6°F70.6°F-2.1°NCLIMGRID
2023Aug69.1°F68.4°F+0.6°NCLIMGRID
2023Sep62.8°F57.5°F+5.3°NCLIMGRID
2023Oct44.9°F44.6°F+0.3°NCLIMGRID
2023Nov32.1°F27.6°F+4.4°NCLIMGRID
2023Dec27.5°F14.1°F+13.4°NCLIMGRID
2024Jan14.2°F8.7°F+5.5°NCLIMGRID
2024Feb28.4°F15.8°F+12.6°NCLIMGRID
2024Mar27.5°F28.2°F-0.8°NCLIMGRID
2024Apr43.8°F43.1°F+0.7°NCLIMGRID
2024May54.7°F55.1°F-0.5°NCLIMGRID
2024Jun63.9°F64.5°F-0.6°NCLIMGRID
2024Jul72.1°F70.6°F+1.5°NCLIMGRID
2024Aug67.4°F68.4°F-1.0°NCLIMGRID
2024Sep66.6°F57.5°F+9.1°NCLIMGRID
2024Oct50.4°F44.6°F+5.8°NCLIMGRID
2024Nov29.8°F27.6°F+2.1°NCLIMGRID
2024Dec20.8°F14.1°F+6.6°NCLIMGRID
2025Jan12.5°F8.7°F+3.8°NCLIMGRID
2025Feb6.8°F15.8°F-9.0°NCLIMGRID
2025Mar34.8°F28.2°F+6.6°NCLIMGRID
2025Apr43.7°F43.1°F+0.6°NCLIMGRID
2025May56.6°F55.1°F+1.5°NCLIMGRID
2025Jun64.5°F64.5°F+0.0°NCLIMGRID
2025Jul70.6°F70.6°F+0.0°NCLIMGRID
2025Aug68.5°F68.4°F+0.0°NCLIMGRID
2025Sep63.9°F57.5°F+6.3°NCLIMGRID
2025Oct50.0°F44.6°F+5.4°NCLIMGRID
2025Nov33.7°F27.6°F+6.1°NCLIMGRID
2025Dec16.3°F14.1°F+2.2°NCLIMGRID
2026Jan15.0°F8.7°F+6.3°NCLIMGRID
2026Feb26.6°F15.8°F+10.8°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
January8.7°F26/26
February15.8°F26/26
March28.2°F26/26
April43.1°F26/26
May55.1°F26/26
June64.5°F26/26
July70.6°F26/26
August68.4°F26/26
September57.5°F26/26
October44.6°F26/26
November27.6°F26/26
December14.1°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 Bismarck, North Dakota getting warmer?

Based on 96+ years of NOAA temperature records, Bismarck has warmed at a rate of approximately 0.24°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 Bismarck?

The warmest year on record in Bismarck was 1987, based on average annual temperature anomaly from NOAA station data.

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

How are the climate visualizations for Bismarck created?

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

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

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