Wisconsin Hail Statistics

Wisconsin averages 206 reports of 1-inch or larger hail a year, on 30.4 hail days. That ranks 11th of 51 and is 3% of all such reports in the US. Hail peaks in May.

Data: NOAA Storm Events, 2021–2025 yearly averages

206Reports of 1-inch+ hail a year, 11th most
30.4Hail days a year, 15th most
4.50 inLargest stone reported, September 7, 2021

When hail falls in Wisconsin

  • 282 hail reports a year in all, 23.6 of them 2 inches or larger.
  • The most reports of 1-inch+ hail: Dane County, about 22.4 a year.
  • The most reports come in May; nationally the peak is May.
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Share of Wisconsin hail reports by month, 2021–2025.

Hail by county in Wisconsin

72 counties with at least one hail report, 2021–2025. Yearly averages, sorted by 1-inch+ reports. More people means more reports, so populous counties tend to rank higher.

Hail statistics by county in Wisconsin. Column headers sort the table.
Dane22.428.24.62.50 in
Waukesha11.816.43.62.00 in
St. Croix10.011.63.63.00 in
Rock7.48.62.62.75 in
La Crosse6.48.62.44.00 in
Dodge6.08.02.82.00 in
Outagamie6.07.41.44.50 in
Jefferson6.06.62.42.50 in
Marathon5.28.24.03.00 in
Burnett5.27.23.42.00 in
Milwaukee4.810.83.61.75 in
Trempealeau4.85.42.83.00 in
Green4.85.42.22.75 in
Sawyer4.25.42.42.50 in
Washburn4.25.21.62.00 in
Wood4.04.61.63.00 in
Washington3.44.82.21.75 in
Douglas3.24.21.83.00 in
Grant3.23.81.62.75 in
Bayfield3.04.62.22.00 in
Taylor3.04.41.62.50 in
Vernon3.04.22.21.75 in
Walworth3.03.81.22.00 in
Iowa3.03.61.82.50 in
Portage2.63.42.01.75 in
Chippewa2.63.02.03.00 in
Pierce2.63.02.03.00 in
Sauk2.62.81.61.75 in
Waupaca2.44.02.21.75 in
Buffalo2.43.42.02.50 in
Racine2.43.41.22.75 in
Monroe2.43.22.01.50 in
Barron2.42.81.42.50 in
Lafayette2.42.81.42.50 in
Juneau2.42.81.43.00 in
Brown2.23.81.62.50 in
Polk2.23.21.82.75 in
Richland2.22.41.41.75 in
Columbia2.03.01.81.75 in
Clark2.02.61.82.00 in
Vilas1.84.01.81.25 in
Shawano1.82.61.81.75 in
Dunn1.82.41.62.00 in
Oconto1.62.61.41.50 in
Eau Claire1.62.20.64.00 in
Rusk1.62.21.21.25 in
Lincoln1.42.62.01.75 in
Manitowoc1.41.81.01.50 in
Kenosha1.41.80.62.00 in
Waushara1.41.41.01.88 in
Marinette1.22.21.82.50 in
Fond du Lac1.22.21.03.00 in
Adams1.21.61.21.75 in
Calumet1.02.21.61.25 in
Price1.02.21.02.00 in
Jackson1.01.60.81.75 in
Marquette1.01.01.01.50 in
Oneida0.82.01.41.50 in
Pepin0.81.01.02.50 in
Green Lake0.81.00.61.25 in
Forest0.61.40.61.75 in
Winnebago0.61.20.81.00 in
Crawford0.61.00.61.75 in
Langlade0.41.41.21.00 in
Ozaukee0.41.00.41.00 in
Ashland0.40.80.81.50 in
Kewaunee0.40.80.81.75 in
Door0.21.40.81.25 in
Florence0.20.60.62.00 in
Sheboygan0.20.60.61.00 in
Iron0.20.60.61.50 in
Menominee0.20.20.21.75 in

About these numbers

Hail reports from the NOAA Storm Events Database, 2021–2025, averaged per year. These are reports to the National Weather Service, not every storm: places with more people report more hail. Full methodology.

Cite: Home Stats Data, "Wisconsin Hail Statistics," https://homestatsdata.com/storm-risk/hail-statistics/wisconsin/