Hail in Waukesha County, Wisconsin
Radar recorded hail of 1 inch or larger in Waukesha County on 19 days since October 2020. That is more than 40% of US counties. It ranks 48 of 72 in Wisconsin.
The largest radar estimate was 2.6 inches on June 13, 2022. The most recent 1-inch day was August 9, 2026. Radar estimates and ground reports often differ, so see how they compare.
See the county center on the map
Days of 1-inch hail by year
| Year | Days |
|---|---|
| 2020 (from October) | 0 |
| 2021 | 4 |
| 2022 | 2 |
| 2023 | 4 |
| 2024 | 2 |
| 2025 | 4 |
| 2026 | 3 |
Largest hail days
| Storm day | Radar estimate |
|---|---|
| June 13, 2022 | 2.6 in |
| June 10, 2022 | 2.45 in |
| May 15, 2025 | 2.2 in |
| April 14, 2026 | 2.15 in |
| July 27, 2026 | 2.1 in |
| July 28, 2023 | 1.75 in |
Ground reports
Within this area, storm spotters and weather offices logged 78 hail reports since October 2020, and 29 tornadoes started here since 1950.
Figures cover a circle with the same land area as the county, centered on it, so edges are approximate.
Most hail days in Wisconsin
- Grant County: 36 days
- Pierce County: 35 days
- Jackson County: 34 days
- Buffalo County: 33 days
- Dane County: 33 days
- Marathon County: 32 days