Hail History

Hail history for Platteville, Wisconsin

NOAA hail reports in and within about 5 km (3 miles) of Platteville since 1969, with preliminary reports to November 3, 2026.

Readout · Platteville

Last hail
Apr 18, 2025
2.75 in, baseball size
Hail days, last 5 years
3
since Nov 3, 2021 · 8 reports
Largest ever
3.00 in
teacup · Jul 2, 1969

29 reports on 16 days since 1969 · #38 of 271 Wisconsin places

Hail map · Platteville

Platteville Belmont Benton Hazel Green Lancaster Montfort Mineral Point Darlington Fennimore 20 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
29 most recent reports with a location; Grant County is shaded. Open street map

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What the record says about Platteville

The latest hail report in and around Platteville is from April 18, 2025, 2.75 in (baseball size). Since November 3, 2021 there have been 3 separate hail days; the biggest stones in that time were 2.75 in on April 18, 2025.

Over the 20 years 2006–2025, Platteville logged 20 reports on 9 hail days, about 1.0 reports a year. That is about twice the median Wisconsin town on this site (0.5 a year) and ranks #38 of 271 Wisconsin cities and towns on this site for all-time reports. Platteville accounts for 11% of the 255 reports filed in Grant County.

24% 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 3.00 in (teacup) on July 2, 1969.

Reports held about level in 2016–2025 (10) compared with 2006–2015 (10). The busiest year was 2025, with 5 reports on 1 day. Hail here peaks in April (45% of reports); 69% fall between April and June.

Reports a year 2006–2025 average

  • Platteville 1.0
  • Grant County 7.2
  • Median Wisconsin town on this site 0.5

Hail days 2006–2025

  • Platteville 9
  • Grant County 54
  • Median Wisconsin town on this site 7

Share 2 in or larger of sized reports

  • Platteville 24%
  • Grant County 7%
  • Median Wisconsin town on this site 6%

Hail over time

0246 1969: 1 reports, largest 3.00 in 1970 1974: 1 reports, largest 1.75 in 1978: 1 reports, largest 0.75 in 1980 1990 2000: 2 reports, largest 1.50 in 2000 2002: 3 reports, largest 1.75 in 2003: 1 reports, largest 0.75 in 2006: 3 reports, largest 2.00 in 2008: 1 reports, largest 0.75 in 2009: 4 reports, largest 1.75 in 2010 2011: 2 reports, largest 1.00 in 2017: 2 reports, largest 1.00 in 2020 2023: 2 reports, largest 2.50 in 2024: 1 reports, largest 1.50 in 2025: 5 reports, largest 2.75 in
Reports per year, 1969–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
051015 Jan Feb March: 2 reports (7%) Mar April: 13 reports (45%) Apr May: 4 reports (14%) May June: 3 reports (10%) Jun July: 7 reports (24%) Jul Aug Sep Oct Nov Dec
All 29 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 5 5
2024 1 1
2023 2 2
2022 0
2021 0
2020 0
2019 0
2018 0
2017 2 2

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Apr 18, 2025 5 2.75 in —
May 21, 2024 1 1.50 in —
Jul 28, 2023 2 2.50 in —

Largest hail on record

Largest hail reports in Platteville
Date Size Location County Time · source
Jul 2, 1969 3.00 inteacup — Grant 18:00 local · NCEI
Apr 18, 2025 2.75 inbaseball 3.05 W Platteville Grant 04:57 local · NCEI
Apr 18, 2025 2.50 intennis ball 1.02 W Platteville Grant 04:50 local · NCEI
Jul 28, 2023 2.50 intennis ball 0.86 NE Ipswich Lafayette 18:25 local · NCEI
Apr 18, 2025 2.00 inhen egg 1.47 NNW Platteville Grant 04:50 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 Platteville
Date Size Location County Damage Time · source
Apr 18, 2025 2.75 inbaseball 3.05 W Platteville Grant — 04:57 local · NCEI
Apr 18, 2025 1.75 ingolf ball 0.69 N Platteville Grant — 04:51 local · NCEI
Apr 18, 2025 2.00 inhen egg 1.47 NNW Platteville Grant — 04:50 local · NCEI
Apr 18, 2025 2.50 intennis ball 1.02 W Platteville Grant — 04:50 local · NCEI
Apr 18, 2025 1.75 ingolf ball 3.34 WNW Platteville Grant — 04:47 local · NCEI
May 21, 2024 1.50 inping pong ball 0.69 N Platteville Grant — 17:14 local · NCEI
Jul 28, 2023 2.50 intennis ball 0.86 NE Ipswich Lafayette — 18:25 local · NCEI
Jul 28, 2023 2.00 inhen egg 0.69 N Platteville Grant $10K 18:14 local · NCEI
Mar 23, 2017 0.88 innickel 1.47 NNE Platteville Muni Arp Grant — 16:15 local · NCEI
Mar 23, 2017 1.00 inquarter Big Patch Grant — 16:11 local · NCEI
May 29, 2011 1.00 inquarter 0.69 N Platteville Grant — 12:51 local · NCEI
Apr 3, 2011 1.00 inquarter 2.16 WNW Platteville Grant — 19:05 local · NCEI

Hail history near Platteville

Questions about hail in Platteville

How often does it hail in Platteville, Wisconsin?

29 hail reports have been logged in and within about 5 km (3 miles) of Platteville since 1969. Over the 20 years 2006–2025 that averages 1.0 reports a year. That ranks #38 of 271 Wisconsin places by number of reports.

When is hail season in Platteville?

Most reports come in April, July, May. April alone accounts for 45% of all reports.

What is the largest hail recorded in Platteville?

3.00 in (teacup size) on July 2, 1969. 24% of reports here were 2 inches or larger.

When did it last hail in Platteville?

The most recent report in this data is from April 18, 2025 (2.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

3 separate days with hail reports since November 3, 2021, adding up to 8 reports. The most recent was April 18, 2025.

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.