Average Annual Temperatures in Wisconsin

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

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

The tables give the normals for maximum and minimum yearly temperatures based on weather data collected from 1991 to 2020 by the US National Centers for Environmental Information.

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 36 Appleton 13 2
53 30 Crivitz, High Falls Flowage 11 -1
54 36 Fond du Lac 12 2
55 37 Green Bay 13 3
56 41 Kenosha 13 5
59 40 Lake Geneva 15 4
53 38 Manitowoc 11 3
54 36 Marinette 12 2
57 41 Milwaukee 14 5
55 38 Oshkosh 13 3
54 40 Racine 12 4
56 39 Sheboygan 13 4
53 36 Sturgeon Bay 11 2
51 35 Washington Island 11 1
56 37 Watertown 13 3
57 37 Whitewater 14 3

Southwest Wisconsin

Average temperatures for the year
High °F Low °F Place High °C Low °C
57 36 Baraboo 14 2
54 35 Beaver Dam 12 2
55 36 Beloit 13 2
59 39 La Crosse 15 4
57 38 Madison 14 3
56 37 Platteville 14 3
58 38 Prairie du Chien 14 3
53 34 Viroqua 12 1
57 35 Wisconsin Dells 14 2
55 33 Wisconsin Rapids 13 0

Northern Wisconsin

Average yearly temperatures
High °F Low °F Place High °C Low °C
50 31 Drummond 10 0
55 34 Eau Claire 13 1
51 31 Park Falls 10 -1
51 29 Rest Lake, Manitowish Waters 10 -2
51 29 Rhinelander 11 -2
54 32 Rice Lake 12 0
54 33 River Falls 12 1
55 34 St Croix Falls 13 1
54 35 Stevens Point 12 1
53 34 Wausau 12 1
50 31 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
50 31 Hurley 10 -1
51 32 Madeline Island 10 0
49 34 Superior 10 1
Reference

NOAA National Centers for Environmental Information (NCEI). Climate Normals.

Wisconsin Temperatures
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