Hail history for Franklin, Wisconsin
NOAA hail reports in and within about 5 km (3 miles) of Franklin since 2002, with preliminary reports to November 3, 2026.
Readout · Franklin
- Last hail
- Sep 22, 2025
- 0.75 in, penny size
- Hail days, last 5 years
- 6
- since Nov 3, 2021 · 8 reports
- Largest ever
- 3.00 in
- teacup · Aug 2, 2015
14 reports on 12 days since 2002 · #147 of 271 Wisconsin places
Hail map · Franklin
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
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What the record says about Franklin
The latest hail report in and around Franklin is from September 22, 2025, 0.75 in (penny size). Since November 3, 2021 there have been 6 separate hail days; the biggest stones in that time were 1.25 in on June 13, 2022.
Over the 20 years 2006–2025, Franklin logged 13 reports on 11 hail days, about 0.7 reports a year. That is 44% more than the median Wisconsin town on this site (0.5 a year) and ranks #147 of 271 Wisconsin cities and towns on this site for all-time reports. Franklin accounts for 7% of the 212 reports filed in Milwaukee County.
7% 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 August 2, 2015 near 1.02 SE St Martins.
Reports were up 60% in 2016–2025 (8) compared with 2006–2015 (5). The busiest year was 2023, with 5 reports on 3 days. Hail here peaks in August (29% of reports); 50% fall between April and June.
Reports a year 2006–2025 average
- Franklin 0.7
- Milwaukee County 6.8
- Median Wisconsin town on this site 0.5
Hail days 2006–2025
- Franklin 11
- Milwaukee County 50
- Median Wisconsin town on this site 7
Share 2 in or larger of sized reports
- Franklin 7%
- Milwaukee County 3%
- Median Wisconsin town on this site 6%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0 | ||||||||||||
| 2025 | 1 | 1 | 2 | ||||||||||
| 2024 | 0 | ||||||||||||
| 2023 | 3 | 2 | 5 | ||||||||||
| 2022 | 1 | 1 | |||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 0 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Sep 22, 2025 | 1 | 0.75 in | — |
| May 15, 2025 | 1 | 1.00 in | — |
| Aug 24, 2023 | 2 | 1.00 in | — |
| Apr 20, 2023 | 2 | 1.00 in | — |
| Apr 4, 2023 | 1 | 0.75 in | — |
| Jun 13, 2022 | 1 | 1.25 in | — |
Largest hail on record
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Aug 2, 2015 | 3.00 inteacup | 1.02 SE St Martins | Milwaukee | 19:25 local · NCEI |
| Jun 13, 2022 | 1.25 inhalf dollar | 1.47 NNW Franklin Arpt | Milwaukee | 15:30 local · NCEI |
| May 15, 2025 | 1.00 inquarter | 0.69 S Greendale | Milwaukee | 17:54 local · NCEI |
| Aug 24, 2023 | 1.00 inquarter | 0.51 E Franklin Arpt | Milwaukee | 16:13 local · NCEI |
| Apr 20, 2023 | 1.00 inquarter | 0.69 S Greendale | Milwaukee | 17:30 local · NCEI |
Size of every report
- Under 1 in 6 43%
- 1–2 in 7 50%
- 2 in + 1 7%
Most recent reports
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Sep 22, 2025 | 0.75 inpenny | 1.52 E St Martins | Milwaukee | 20:42 local · NCEI |
| May 15, 2025 | 1.00 inquarter | 0.69 S Greendale | Milwaukee | 17:54 local · NCEI |
| Aug 24, 2023 | 1.00 inquarter | 0.51 E Franklin Arpt | Milwaukee | 16:13 local · NCEI |
| Aug 24, 2023 | 0.75 inpenny | 1.01 E Franklin Arpt | Milwaukee | 16:10 local · NCEI |
| Apr 20, 2023 | 1.00 inquarter | 0.69 S Greendale | Milwaukee | 17:30 local · NCEI |
| Apr 20, 2023 | 0.75 inpenny | 0.51 W St Martins | Milwaukee | 17:20 local · NCEI |
| Apr 4, 2023 | 0.75 inpenny | 1.01 E St Martins | Milwaukee | 14:23 local · NCEI |
| Jun 13, 2022 | 1.25 inhalf dollar | 1.47 NNW Franklin Arpt | Milwaukee | 15:30 local · NCEI |
| Aug 14, 2015 | 1.00 inquarter | 2.13 SSE Greendale | Milwaukee | 18:32 local · NCEI |
| Aug 2, 2015 | 3.00 inteacup | 1.02 SE St Martins | Milwaukee | 19:25 local · NCEI |
| Sep 21, 2010 | 1.00 inquarter | 1 SE Franklin | Milwaukee | 16:33 local · NCEI |
| Jun 21, 2010 | 1.00 inquarter | 2 SSE Franklin | Milwaukee | 20:46 local · NCEI |
Hail history near Franklin
- Oak Creek 9 km · 16
- Muskego 10 km · 11
- New Berlin 14 km · 16
- West Allis 14 km · 12
- Caledonia 15 km · 12
- Yorkville 18 km · 10
- Milwaukee 20 km · 97
- Vernon 21 km · 12
Questions about hail in Franklin
How often does it hail in Franklin, Wisconsin?
14 hail reports have been logged in and within about 5 km (3 miles) of Franklin since 2002. Over the 20 years 2006–2025 that averages 0.7 reports a year. That ranks #147 of 271 Wisconsin places by number of reports.
When is hail season in Franklin?
Most reports come in August, April, June. August alone accounts for 29% of all reports.
What is the largest hail recorded in Franklin?
3.00 in (teacup size) on August 2, 2015 near 1.02 SE St Martins. 7% of reports here were 2 inches or larger.
When did it last hail in Franklin?
The most recent report in this data is from September 22, 2025 (0.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Franklin had in the last five years?
6 separate days with hail reports since November 3, 2021, adding up to 8 reports. The most recent was September 22, 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.