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Wisconsin Weather Records

Weather averages and records for the U.S. state of Wisconsin based on data made available by the NOAA.
Wisconsin Statewide Averages
Average temperatures and precipitation over the entire territory of the state, from 1991–2020.
Month High (°F) Low (°F) Precipitation (in)
January 23.8 6.7 1.2
February 28.8 9.5 1.1
March 40.7 20.4 1.8
April 54.3 31.9 3.2
May 67.2 43.6 3.9
June 76.4 53.7 4.7
July 80.4 58.1 4.0
August 78.2 56.2 3.9
September 70.6 48.4 3.6
October 57.0 36.6 3.0
November 41.5 25.3 2.0
December 29.0 13.8 1.5
Entire Year 54.0 33.7 34.1
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Wisconsin Average Temperature by Year
Wisconsin Cities
Yearly weather averages for various places in Wisconsin, from 1991–2020.
City Average (°F) Record (°F) Yearly (inches)
High Low High Low Precipitation Snow
Appleton 55.0 36.5 107 -32 33.1 48.6
Baraboo 57.1 34.2 103 -45 38.0 44.2
Beloit 57.3 38.4 110 -29 36.8 36.8
Dodgeville 55.9 35.6 108 -33 39.6 39.4
Eau Claire 55.1 34.8 111 -45 33.0 54.9
Fond Du Lac 54.3 37.3 111 -41 31.0 40.0
Fort Atkinson 57.2 37.6 103 -39 35.5 38.3
Green Bay 55.0 36.2 104 -36 31.6 55.7
Hartford 55.4 35.4 105 -35 33.9 35.8
Janesville 58.0 37.4 103 -31 37.4 40.9
Kenosha 55.9 40.8 105 -31 37.1 36.9
La Crosse 57.7 38.5 108 -43 35.1 46.2
Lake Mills 57.6 38.2 110 -33 37.4 42.7
Madison 56.9 37.7 107 -37 37.1 51.3
Manitowoc 53.5 38.4 105 -29 31.6 29.1
Marinette 53.8 36.6 108 -30 33.3 45.4
Marshfield 54.0 34.3 105 -37 33.6 57.6
Menomonie 55.8 34.7 103 -46 33.8 43.2
Merrill 52.9 31.6 110 -48 33.6 53.0
Milwaukee 56.5 40.9 105 -26 34.6 48.8
Minocqua 51.0 28.7 106 -48 34.1 97.0
New London 54.8 34.8 109 -37 33.6 45.3
Oconomowoc 56.8 37.4 103 -33 36.6 40.6
Oshkosh 55.4 38.0 107 -34 33.3 38.1
Plymouth 55.0 36.8 107 -29 33.5 45.9
Portage 56.3 37.4 111 -37 38.2 43.0
Prairie du Chien 58.1 37.8 110 -37 37.8 37.1
Racine 54.5 41.0 107 -31 37.1 41.6
Reedsburg 56.8 36.5 104 -42 39.7 n/a
Rhinelander 52.1 30.9 108 -42 34.2 60.1
Rice Lake 53.2 32.5 101 -43 30.6 51.7
River Falls 54.3 33.6 109 -47 31.9 41.0
Shawano 54.4 33.8 109 -39 33.2 49.9
Sheboygan 54.3 38.1 108 -26 33.6 47.7
Sparta 56.3 35.0 106 -48 35.0 37.2
St. Croix Falls 55.7 33.3 105 -43 29.8 37.3
Stevens Point 53.9 34.9 108 -48 33.9 46.8
Sturgeon Bay 53.1 36.3 105 -29 32.7 57.5
Superior 49.5 33.7 105 -38 30.0 51.8
Watertown 56.1 37.2 104 -33 37.1 37.5
Waupaca 55.3 35.3 106 -41 33.6 50.5
Wausau 53.6 34.8 107 -40 33.9 64.6
Whitewater 56.9 36.8 102 -37 35.8 32.6
Wisconsin Dells 56.7 34.4 114 -43 37.0 42.0