Wisconsin Weather Records
Weather data and records for the U.S. state of Wisconsin based on data compiled by the NOAA.
All data displayed in U.S. customary units.
All data displayed in metric units.
Wisconsin Statewide Averages
Average temperatures over the entire territory of the state, from 1991–2020.
| Month |
High (°F°C) |
Low (°F°C) |
| January |
23.8-4.5 |
6.7-14.1 |
| February |
28.8-1.8 |
9.5-12.5 |
| March |
40.74.8 |
20.4-6.5 |
| April |
54.312.4 |
31.9-0.1 |
| May |
67.219.5 |
43.66.4 |
| June |
76.424.7 |
53.812.1 |
| July |
80.426.9 |
58.114.5 |
| August |
78.225.7 |
56.213.4 |
| September |
70.621.4 |
48.49.1 |
| October |
57.013.9 |
36.62.5 |
| November |
41.55.3 |
25.3-3.7 |
| December |
29.0-1.7 |
13.8-10.1 |
| Entire Year |
54.112.3 |
33.81.0 |
Wisconsin Cities
Yearly weather averages for various places in Wisconsin, from 1991–2020.
| Average (°F°C) |
Record (°F°C) |
Yearly (inchescm) |
| Appleton |
55.012.8 |
36.52.5 |
107.141.7 |
-32.1-35.6 |
33.184.0 |
48.6123.5 |
| Baraboo |
57.114.0 |
34.21.2 |
102.939.4 |
-45.0-42.8 |
38.096.6 |
44.2112.4 |
| Beloit |
57.314.1 |
38.43.5 |
109.943.3 |
-29.0-33.9 |
36.893.5 |
36.893.4 |
| Dodgeville |
55.913.3 |
35.62.0 |
108.042.2 |
-33.0-36.1 |
39.6100.5 |
39.4100.1 |
| Eau Claire |
55.112.9 |
34.81.6 |
111.043.9 |
-45.0-42.8 |
33.083.8 |
54.9139.5 |
| Fond Du Lac |
54.312.4 |
37.33.0 |
111.043.9 |
-41.1-40.6 |
31.078.8 |
40.0101.7 |
| Fort Atkinson |
57.214.0 |
37.63.1 |
102.939.4 |
-38.9-39.4 |
35.590.2 |
38.397.3 |
| Green Bay |
55.012.8 |
36.22.3 |
104.040.0 |
-36.0-37.8 |
31.680.3 |
55.7141.5 |
| Hartford |
55.413.0 |
35.41.9 |
105.140.6 |
-35.0-37.2 |
33.986.2 |
35.890.8 |
| Janesville |
58.014.4 |
37.43.0 |
102.939.4 |
-31.0-35.0 |
37.495.0 |
40.9103.8 |
| Kenosha |
55.913.3 |
40.84.9 |
105.140.6 |
-31.0-35.0 |
37.194.3 |
36.993.7 |
| La Crosse |
57.714.3 |
38.53.6 |
108.042.2 |
-43.1-41.7 |
35.189.3 |
46.2117.5 |
| Lake Mills |
57.614.2 |
38.23.4 |
109.943.3 |
-33.0-36.1 |
37.495.0 |
42.7108.5 |
| Madison |
56.913.8 |
37.73.2 |
107.141.7 |
-36.9-38.3 |
37.194.3 |
51.3130.2 |
| Manitowoc |
53.511.9 |
38.43.6 |
105.140.6 |
-29.0-33.9 |
31.680.4 |
29.173.8 |
| Marinette |
53.812.1 |
36.62.6 |
108.042.2 |
-29.9-34.4 |
33.384.6 |
45.4115.3 |
| Marshfield |
54.012.2 |
34.31.3 |
105.140.6 |
-36.9-38.3 |
33.685.5 |
57.6146.3 |
| Menomonie |
55.813.2 |
34.71.5 |
102.939.4 |
-45.9-43.3 |
33.885.8 |
43.2109.8 |
| Merrill |
52.911.6 |
31.6-0.2 |
109.943.3 |
-47.9-44.4 |
33.685.4 |
53.0134.7 |
| Milwaukee |
56.513.6 |
40.95.0 |
105.140.6 |
-26.0-32.2 |
34.687.8 |
48.8124.0 |
| Minocqua |
51.010.5 |
28.7-1.9 |
106.041.1 |
-47.9-44.4 |
34.186.7 |
97.0246.4 |
| New London |
54.812.7 |
34.81.6 |
109.042.8 |
-36.9-38.3 |
33.685.3 |
45.3115.1 |
| Oconomowoc |
56.813.8 |
37.43.0 |
102.939.4 |
-33.0-36.1 |
36.693.0 |
40.6103.1 |
| Oshkosh |
55.413.0 |
38.03.3 |
107.141.7 |
-34.1-36.7 |
33.384.7 |
38.196.7 |
| Plymouth |
55.012.8 |
36.82.7 |
107.141.7 |
-29.0-33.9 |
33.585.0 |
45.9116.6 |
| Portage |
56.313.5 |
37.43.0 |
111.043.9 |
-36.9-38.3 |
38.297.0 |
43.0109.1 |
| Prairie du Chien |
58.114.5 |
37.83.2 |
109.943.3 |
-36.9-38.3 |
37.895.9 |
37.194.3 |
| Racine |
54.512.5 |
41.05.0 |
107.141.7 |
-31.0-35.0 |
37.194.3 |
41.6105.7 |
| Reedsburg |
56.813.8 |
36.52.5 |
104.040.0 |
-42.0-41.1 |
39.7100.7 |
n/a |
| Rhinelander |
52.111.2 |
30.9-0.6 |
108.042.2 |
-42.0-41.1 |
34.286.9 |
60.1152.6 |
| Rice Lake |
53.211.8 |
32.50.3 |
100.938.3 |
-43.1-41.7 |
30.677.6 |
51.7131.3 |
| River Falls |
54.312.4 |
33.60.9 |
109.042.8 |
-47.0-43.9 |
31.981.1 |
41.0104.2 |
| Shawano |
54.412.5 |
33.81.0 |
109.042.8 |
-38.9-39.4 |
33.284.3 |
49.9126.8 |
| Sheboygan |
54.312.4 |
38.13.4 |
108.042.2 |
-26.0-32.2 |
33.685.4 |
47.7121.2 |
| Sparta |
56.313.5 |
35.01.7 |
106.041.1 |
-47.9-44.4 |
35.088.8 |
37.294.5 |
| St. Croix Falls |
55.713.1 |
33.30.7 |
105.140.6 |
-43.1-41.7 |
29.875.7 |
37.394.7 |
| Stevens Point |
53.912.1 |
34.91.6 |
108.042.2 |
-47.9-44.4 |
33.986.1 |
46.8118.8 |
| Sturgeon Bay |
53.111.7 |
36.32.4 |
105.140.6 |
-29.0-33.9 |
32.783.2 |
57.5146.1 |
| Superior |
49.59.7 |
33.71.0 |
105.140.6 |
-38.0-38.9 |
30.076.2 |
51.8131.5 |
| Watertown |
56.113.4 |
37.22.9 |
104.040.0 |
-33.0-36.1 |
37.194.2 |
37.595.3 |
| Waupaca |
55.312.9 |
35.31.8 |
106.041.1 |
-41.1-40.6 |
33.685.4 |
50.5128.2 |
| Wausau |
53.612.0 |
34.81.6 |
107.141.7 |
-40.0-40.0 |
33.986.1 |
64.6164.0 |
| Whitewater |
56.913.9 |
36.82.7 |
102.038.9 |
-36.9-38.3 |
35.890.9 |
32.682.7 |
| Wisconsin Dells |
56.713.7 |
34.41.3 |
114.145.6 |
-43.1-41.7 |
37.094.1 |
42.0106.6 |