Average Annual Temperatures in Wisconsin

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Average annual temperatures for cities, towns, parks and lakes throughout Wisconsin are listed below in degrees Fahrenheit and Celsius.

The tables give the normals for maximum and minimum yearly temperatures based on weather data collected from 1981 to 2010.

You can jump to a separate table for each region of the state: Eastern Wisconsin, Southwest Wisconsin, Northern Wisconsin and the Lake Superior Shore.

Place name links take you to more detailed temperature information for that location.

Eastern Wisconsin

Average annual temperatures
High °F Low °F Place High °C Low °C
55 37 Appleton 13  3
55 29 Crivitz, High Falls Flowage 13 -2
54 37 Fond du Lac 12  3
54 35 Green Bay 12  2
56 41 Kenosha 13  5
59 39 Lake Geneva 15  4
52 38 Manitowoc 11  4
53 36 Marinette 12  2
56 40 Milwaukee 13  5
55 38 Oshkosh 13  3
55 41 Racine 13  5
56 39 Sheboygan 13  4
53 36 Sturgeon Bay 12  2
51 36 Washington Island 10  2

Southwest Wisconsin

Average temperatures for the year
High °F Low °F Place High °C Low °C
56 36 Beaver Dam 13  2
58 39 Beloit 14  4
57 38 La Crosse 14  3
56 37 Madison 13  3
58 37 Prairie du Chien 14  3
53 34 Viroqua 12  1
57 33 Wisconsin Dells 14  1
57 34 Wisconsin Rapids 14  1

Northern Wisconsin

Average yearly temperatures
High °F Low °F Place High °C Low °C
51 31 Drummond 11 -1
55 34 Eau Claire 13  1
51 31 Park Falls 11 -1
51 29 Rest Lake, Manitowish Waters 10 -2
52 31 Rhinelander 11 -1
53 33 Rice Lake 12  0
55 33 River Falls 13  0
55 34 St Croix Falls 13  1
53 34 Wausau 12  1
51 30 Willow Reservoir 10 -1

Lake Superior Shore

Annual average temperature
High °F Low °F Place High °C Low °C
52 31 Ashland 11 -1
51 33 Bayfield 10  0
52 32 Madeline Island 11  0
49 33 Superior 10  1
Reference

National Climatic Data Center. NOAA's 1981-2010 Climate Normals.

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