Hail History

Hail history for Germantown, Wisconsin

NOAA hail reports in and within about 5 km (3 miles) of Germantown since 1957, with preliminary reports to November 3, 2026.

Readout · Germantown

Last hail
Jul 2, 2026
1.00 in, quarter size
Hail days, last 5 years
5
since Nov 3, 2021 · 9 reports
Largest ever
2.50 in
tennis ball · Apr 7, 2020

31 reports on 25 days since 1957 · #31 of 271 Wisconsin places

Hail map · Germantown

Germantown Mequon Richfield Cedarburg Grafton West Bend 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
31 most recent reports with a location; Washington County is shaded. Open street map

For homeowners

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What the record says about Germantown

The latest hail report in and around Germantown is from July 2, 2026, 1.00 in (quarter size). Since November 3, 2021 there have been 5 separate hail days; the biggest stones in that time were 1.75 in on April 19, 2023.

Over the 20 years 2006–2025, Germantown logged 18 reports on 15 hail days, about 0.9 reports a year. That is about twice the median Wisconsin town on this site (0.5 a year) and ranks #31 of 271 Wisconsin cities and towns on this site for all-time reports. Germantown accounts for 22% of the 140 reports filed in Washington County.

10% of reports with a size were 2 inches (hen egg) or larger, against 6% for the median Wisconsin town on this site. The largest hail on record here is 2.50 in (tennis ball) on April 7, 2020 near 1.71 NE Kirchhayn.

Reports were up 100% in 2016–2025 (12) compared with 2006–2015 (6). The busiest year was 2026, with 5 reports on 2 days. Hail here peaks in April (29% of reports); 65% fall between April and June.

Reports a year 2006–2025 average

  • Germantown 0.9
  • Washington County 4.7
  • Median Wisconsin town on this site 0.5

Hail days 2006–2025

  • Germantown 15
  • Washington County 46
  • Median Wisconsin town on this site 7

Share 2 in or larger of sized reports

  • Germantown 10%
  • Washington County 5%
  • Median Wisconsin town on this site 6%

Hail over time

0246 1957: 1 reports, largest 1.75 in 1960 1970 1973: 2 reports, largest 2.00 in 1980: 1 reports, largest 0.75 in 1980 1990 2000: 3 reports, largest 1.00 in 2000 2005: 1 reports, largest 0.75 in 2006: 3 reports, largest 2.00 in 2010 2011: 1 reports, largest 1.00 in 2012: 1 reports, largest 1.75 in 2015: 1 reports, largest 1.75 in 2016: 1 reports, largest 0.75 in 2018: 1 reports, largest 0.75 in 2019: 1 reports, largest 0.75 in 2020: 2 reports, largest 2.50 in 2020 2021: 3 reports, largest 1.00 in 2022: 1 reports, largest 0.75 in 2023: 3 reports, largest 1.75 in 2026: 5 reports, largest 1.25 in
Reports per year, 1957–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
0369 Jan Feb March: 1 reports (3%) Mar April: 9 reports (29%) Apr May: 6 reports (19%) May June: 5 reports (16%) Jun July: 5 reports (16%) Jul August: 1 reports (3%) Aug September: 4 reports (13%) Sep Oct Nov Dec
All 31 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 41 5
2025 0
2024 0
2023 21 3
2022 1 1
2021 3 3
2020 11 2
2019 1 1
2018 1 1
2017 0

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Jul 2, 2026 1 1.00 in —
Apr 14, 2026 4 1.25 in —
Jun 29, 2023 1 0.75 in —
Apr 19, 2023 2 1.75 in —
Jun 10, 2022 1 0.75 in —

Largest hail on record

Largest hail reports in Germantown
Date Size Location County Damage Time · source
Apr 7, 2020 2.50 intennis ball 1.71 NE Kirchhayn Washington — 14:59 local · NCEI
Apr 13, 2006 2.00 inhen egg 1 SW Germantown Washington $2.0 million 21:37 local · NCEI
Jun 23, 1973 2.00 inhen egg — Waukesha — 16:10 local · NCEI
Apr 19, 2023 1.75 ingolf ball 1.47 NNE Kirchhayn Washington — 14:36 local · NCEI
Apr 19, 2023 1.75 ingolf ball 0.85 NW Kirchhayn Washington — 14:33 local · NCEI

Sizes filed before 1996 are often rough estimates (round numbers like 7.00 or 8.00 in) without an exact spot; they are shown as NOAA filed them.

Size of every report

Most recent reports

Most recent hail reports in Germantown
Date Size Location County Time · source
Jul 2, 2026 1.00 inquarter 0.5 W Kirchhayn Washington 18:09 local · NCEI
Apr 14, 2026 1.25 inhalf dollar 2.13 SSW Germantown Washington 17:59 local · NCEI
Apr 14, 2026 1.00 inquarter 1.47 SSW Germantown Washington 17:59 local · NCEI
Apr 14, 2026 1.00 inquarter 0.85 SE Rockfield Washington 17:47 local · NCEI
Apr 14, 2026 1.00 inquarter 0.69 S Germantown Washington 17:41 local · NCEI
Jun 29, 2023 0.75 inpenny 0.69 S Germantown Washington 12:23 local · NCEI
Apr 19, 2023 1.75 ingolf ball 1.47 NNE Kirchhayn Washington 14:36 local · NCEI
Apr 19, 2023 1.75 ingolf ball 0.85 NW Kirchhayn Washington 14:33 local · NCEI
Jun 10, 2022 0.75 inpenny 1.22 SW Kirchhayn Washington 15:28 local · NCEI
Sep 12, 2021 0.75 inpenny 1.47 SSW Germantown Washington 15:11 local · NCEI
Sep 12, 2021 1.00 inquarter 0.85 SE Rockfield Washington 15:10 local · NCEI
Sep 12, 2021 0.75 inpenny 1.22 SW Germantown Washington 15:09 local · NCEI

Hail history near Germantown

Questions about hail in Germantown

How often does it hail in Germantown, Wisconsin?

31 hail reports have been logged in and within about 5 km (3 miles) of Germantown since 1957. Over the 20 years 2006–2025 that averages 0.9 reports a year. That ranks #31 of 271 Wisconsin places by number of reports.

When is hail season in Germantown?

Most reports come in April, May, June. April alone accounts for 29% of all reports.

What is the largest hail recorded in Germantown?

2.50 in (tennis ball size) on April 7, 2020 near 1.71 NE Kirchhayn. 10% of reports here were 2 inches or larger.

When did it last hail in Germantown?

The most recent report in this data is from July 2, 2026 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

How many hail storms has Germantown had in the last five years?

5 separate days with hail reports since November 3, 2021, adding up to 9 reports. The most recent was July 2, 2026.

Where does this hail data come from?

Hail reports come from the NOAA NCEI Storm Events Database, which the National Weather Service compiles from spotter, public, law enforcement and media reports. Recent days use preliminary NWS Local Storm Reports via the Iowa Environmental Mesonet until NOAA publishes final data. Only reported hail is counted, so areas with fewer people tend to have fewer reports.