Wisconsin Climate

How Wisconsin's latest month ranks since 1895, the normals at its main weather stations, and the climate page for every town.

How Wisconsin is running

NOAA NCEI Climate at a Glance, from the nClimGrid analysis of every station, updated early each month. A rank of 1 is the highest or lowest of all years since 1895.

August 2026 in Wisconsin: 67.7°F (+0.5 °F against 1991-2020), the 44th warmest in 132 years on record.

August 2026 in Wisconsin: 2.75 in (-1.15 in against 1991-2020), the 31st driest in 132 years on record.

January to August 2026 in Wisconsin: 47.2°F (+1.6 °F against 1991-2020), the 11th warmest in 132 years on record.

January to August 2026 in Wisconsin: 23.49 in (-0.46 in against 1991-2020), the 47th wettest in 132 years on record.

Warmest August: 73.4°F in 1947
Coolest August: 61.0°F in 1915
Wettest August: 7.81 in in 1980
Driest August: 1.06 in in 1930

Every year since 1895

Main weather stations

Annual 1991-2020 normals at the first-order (airport and Weather Service) stations; freeze dates are the median for 32°F.

Station	Avg high	Avg low	Precipitation	Snowfall	Last freeze	First freeze
Ashland Kennedy Mem AP	51.9°F	31.0°F	27.85 in		May 23	September 29
Boscobel AP	59.2°F	36.9°F	33.94 in		May 3	October 7
Eau Claire Rgnl AP	55.2°F	34.3°F	32.99 in	55.4 in	May 8	October 4
Fond Du Lac CO AP	56.0°F	37.1°F	28.39 in		May 1	October 10
Grantsburg	54.6°F	31.6°F	33.77 in	52.2 in	May 11	October 1
Green Bay	54.7°F	36.7°F	31.61 in	55.6 in	April 30	October 9
Hayward Muni AP	52.6°F	30.3°F	31.33 in		May 23	September 22
Kenosha Rgnl AP	58.7°F	39.7°F	31.88 in		April 28	October 19
La Crosse Muni AP	58.6°F	39.1°F	35.23 in	46.3 in	April 23	October 17
Lone Rock Tri CO AP	57.4°F	37.1°F	34.08 in		April 30	October 9
Madison Dane Rgnl AP	56.5°F	37.6°F	37.13 in	51.8 in	May 1	October 10
Marshfield Muni AP	53.1°F	34.2°F	24.94 in		May 5	October 5
Milwaukee Mitchell AP	57.4°F	41.3°F	34.57 in	48.7 in	April 19	October 29
Necedah 5 Wnw	55.0°F	35.5°F	34.46 in		May 1	October 3
Oshkosh Wittman AP	55.3°F	37.3°F	30.56 in		April 30	October 13
Racine Batten AP	56.7°F	40.0°F	31.77 in		April 24	October 24
Rhinelander Oneida AP	52.5°F	30.4°F	29.63 in		May 26	September 23
Sheboygan CO Mem AP	54.6°F	35.9°F	29.41 in		May 5	October 8
Wausau Dwtn AP	53.2°F	34.0°F	33.91 in	64.3 in	May 6	October 4
Wisconsin Rapids Alexander Fld	55.1°F	34.5°F	31.30 in		May 8	October 1

Frost dates at every station in Wisconsin

Garden and farm

Frost dates, growing degree days and the zone are also on every town’s page in Wisconsin.

Counties

Towns

Sources

Rankings: NOAA NCEI Climate at a Glance. Normals: NOAA NCEI U.S. Climate Normals, 1991-2020. Both public domain.