Hail history for Oshkosh, Wisconsin
NOAA hail reports in and within about 5 km (3 miles) of Oshkosh since 1964, with preliminary reports to November 3, 2026.
Readout · Oshkosh
- Last hail
- Jun 16, 2026
- 1.00 in, quarter size
- Hail days, last 5 years
- 2
- since Nov 3, 2021 · 3 reports
- Largest ever
- 3.00 in
- teacup · Jul 27, 1989
48 reports on 37 days since 1964 · #9 of 271 Wisconsin places
Hail map · Oshkosh
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
Roof damage after hail? Get a free inspection
Hail bruises shingles and cracks seals in ways you can't see from the ground, and most insurers set a claim deadline after the storm. The latest hail report in Oshkosh is from June 16, 2026. A local roofer can check and document it at no cost.
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What the record says about Oshkosh
The latest hail report in and around Oshkosh is from June 16, 2026, 1.00 in (quarter size). Since November 3, 2021 there have been 2 separate hail days; the biggest stones in that time were 1.00 in on June 16, 2026.
Over the 20 years 2006–2025, Oshkosh logged 26 reports on 18 hail days, about 1.3 reports a year. That is 2.9 times the median Wisconsin town on this site (0.5 a year) and ranks #9 of 271 Wisconsin cities and towns on this site for all-time reports. Oshkosh accounts for 34% of the 143 reports filed in Winnebago County.
2% 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 27, 1989.
Reports were down 76% in 2016–2025 (5) compared with 2006–2015 (21). The busiest year was 2006, with 6 reports on 3 days. Hail here peaks in June (38% of reports); 54% fall between April and June.
Reports a year 2006–2025 average
- Oshkosh 1.3
- Winnebago County 3.8
- Median Wisconsin town on this site 0.5
Hail days 2006–2025
- Oshkosh 18
- Winnebago County 42
- Median Wisconsin town on this site 7
Share 2 in or larger of sized reports
- Oshkosh 2%
- Winnebago County 6%
- 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 | 2 | 2 | |||||||||||
| 2025 | 0 | ||||||||||||
| 2024 | 1 | 1 | |||||||||||
| 2023 | 0 | ||||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 1 | 1 | |||||||||||
| 2020 | 2 | 2 | |||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 0 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Jun 16, 2026 | 2 | 1.00 in | — |
| Jun 25, 2024 | 1 | 1.00 in | — |
Largest hail on record
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Jul 27, 1989 | 3.00 inteacup | — | Winnebago | — | 10:50 local · NCEI |
| Jul 2, 2012 | 1.75 ingolf ball | 0.69 S Oshkosh | Winnebago | $250K | 17:48 local · NCEI |
| Jun 2, 1972 | 1.75 ingolf ball | — | Winnebago | — | 15:00 local · NCEI |
| Jul 10, 2010 | 1.25 inhalf dollar | 0.69 S Oshkosh | Winnebago | — | 14:10 local · NCEI |
| May 6, 2005 | 1.25 inhalf dollar | 1 SW Winnebago | Winnebago | $100K | 14:57 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
- Under 1 in 25 52%
- 1–2 in 22 46%
- 2 in + 1 2%
Most recent reports
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Jun 16, 2026 | 1.00 inquarter | 2.42 NE Oshkosh | Winnebago | — | 12:40 local · NCEI |
| Jun 16, 2026 | 1.00 inquarter | 1.99 W Oshkosh | Winnebago | — | 12:22 local · NCEI |
| Jun 25, 2024 | 1.00 inquarter | 1.47 SSW (Osh)wittman Fld Osh | Winnebago | — | 02:52 local · NCEI |
| Sep 7, 2021 | 1.00 inquarter | (Osh)wittman Fld Osh | Winnebago | — | 08:39 local · NCEI |
| Jun 2, 2020 | 1.00 inquarter | 3.49 N Oshkosh | Winnebago | — | 19:04 local · NCEI |
| Jun 2, 2020 | 1.00 inquarter | 0.69 S Oshkosh | Winnebago | — | 18:35 local · NCEI |
| Jun 6, 2016 | 0.75 inpenny | 3.23 SE Allenville | Winnebago | — | 09:55 local · NCEI |
| Aug 2, 2015 | 1.00 inquarter | 2.81 N Fisk | Winnebago | — | 15:41 local · NCEI |
| Apr 12, 2014 | 0.75 inpenny | 0.69 S Oshkosh | Winnebago | — | 16:07 local · NCEI |
| Sep 19, 2012 | 0.75 inpenny | 0.69 S Oshkosh | Winnebago | — | 19:32 local · NCEI |
| Jul 2, 2012 | 1.75 ingolf ball | 0.69 S Oshkosh | Winnebago | $250K | 17:48 local · NCEI |
| May 27, 2012 | 0.75 inpenny | 0.69 S Oshkosh | Winnebago | — | 00:23 local · NCEI |
Hail history near Oshkosh
- Neenah 17 km · 16
- Winchester 21 km · 19
- Menasha 24 km · 19
- Greenville 29 km · 34
- Harrison 29 km · 19
- Fond du Lac 30 km · 50
- Ripon 30 km · 11
- Appleton 32 km · 95
Questions about hail in Oshkosh
How often does it hail in Oshkosh, Wisconsin?
48 hail reports have been logged in and within about 5 km (3 miles) of Oshkosh since 1964. Over the 20 years 2006–2025 that averages 1.3 reports a year. That ranks #9 of 271 Wisconsin places by number of reports.
When is hail season in Oshkosh?
Most reports come in June, July, May. June alone accounts for 38% of all reports.
What is the largest hail recorded in Oshkosh?
3.00 in (teacup size) on July 27, 1989. 2% of reports here were 2 inches or larger.
When did it last hail in Oshkosh?
The most recent report in this data is from June 16, 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 Oshkosh had in the last five years?
2 separate days with hail reports since November 3, 2021, adding up to 3 reports. The most recent was June 16, 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.