Wisconsin Climate Data

NOAA 30-year climate normals for all 72 counties.

State Avg Temp

44.4°F

Hottest County

Milwaukee County

48.5°F avg

Coldest County

Forest County

39.7°F avg

Wettest County

Iowa County

39.6" precip

All Wisconsin Counties

Adams County

45.0°F avg

Ashland County

41.1°F avg

Barron County

42.2°F avg

Bayfield County

41.1°F avg

Brown County

45.0°F avg

Buffalo County

46.3°F avg

Burnett County

42.9°F avg

Calumet County

45.5°F avg

Chippewa County

43.7°F avg

Clark County

42.7°F avg

Columbia County

46.3°F avg

Crawford County

47.1°F avg

Dane County

46.6°F avg

Dodge County

45.5°F avg

Door County

43.9°F avg

Douglas County

40.9°F avg

Dunn County

44.2°F avg

Eau Claire County

44.7°F avg

Florence County

40.4°F avg

Fond du Lac County

45.5°F avg

Forest County

39.7°F avg

Grant County

47.0°F avg

Green County

47.3°F avg

Green Lake County

45.9°F avg

Iowa County

45.7°F avg

Iron County

40.8°F avg

Jackson County

43.9°F avg

Jefferson County

46.9°F avg

Juneau County

45.4°F avg

Kenosha County

48.3°F avg

Kewaunee County

44.3°F avg

La Crosse County

47.3°F avg

Lafayette County

46.2°F avg

Langlade County

41.4°F avg

Lincoln County

41.4°F avg

Manitowoc County

44.7°F avg

Marathon County

43.6°F avg

Marinette County

42.8°F avg

Marquette County

45.6°F avg

Menominee County

Data pending

Milwaukee County

48.5°F avg

Monroe County

45.4°F avg

Oconto County

42.9°F avg

Oneida County

40.3°F avg

Outagamie County

45.2°F avg

Ozaukee County

46.7°F avg

Pepin County

45.1°F avg

Pierce County

42.8°F avg

Polk County

43.9°F avg

Portage County

44.2°F avg

Price County

40.4°F avg

Racine County

47.0°F avg

Richland County

45.8°F avg

Rock County

46.7°F avg

Rusk County

42.4°F avg

Sauk County

46.5°F avg

Sawyer County

41.7°F avg

Shawano County

43.1°F avg

Sheboygan County

45.9°F avg

St. Croix County

42.6°F avg

Taylor County

42.0°F avg

Trempealeau County

45.4°F avg

Vernon County

46.1°F avg

Vilas County

39.8°F avg

Walworth County

48.2°F avg

Washburn County

42.5°F avg

Washington County

45.9°F avg

Waukesha County

46.8°F avg

Waupaca County

44.6°F avg

Waushara County

44.9°F avg

Winnebago County

46.5°F avg

Wood County

44.0°F avg

Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.

Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.

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