Hail history for Rochester, Minnesota
NOAA hail reports in and within about 5 km (3 miles) of Rochester since 1961, with preliminary reports to November 3, 2026.
Readout · Rochester
- Last hail
- Jun 10, 2026
- 1.25 in, half dollar size
- Hail days, last 5 years
- 11
- since Nov 3, 2021 · 25 reports
- Largest ever
- 3.00 in
- teacup · Aug 16, 1963
173 reports on 82 days since 1961 · #1 of 451 Minnesota places
Hail map · Rochester
- 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 Rochester
The latest hail report in and around Rochester is from June 10, 2026, 1.25 in (half dollar size). Since November 3, 2021 there have been 11 separate hail days; the biggest stones in that time were 1.75 in on April 17, 2026.
Over the 20 years 2006–2025, Rochester logged 101 reports on 42 hail days, about 5.0 reports a year. That is 11.2 times the median Minnesota town on this site (0.5 a year) and ranks #1 of 451 Minnesota cities and towns on this site for all-time reports. Rochester accounts for 46% of the 373 reports filed in Olmsted County.
4% of reports with a size were 2 inches (hen egg) or larger, against 6% for the median Minnesota town on this site. The largest hail on record here is 3.00 in (teacup) on August 16, 1963.
Reports were up 20% in 2016–2025 (55) compared with 2006–2015 (46). The busiest year was 2017, with 23 reports on 4 days. Hail here peaks in May (31% of reports); 67% fall between April and June.
Reports a year 2006–2025 average
- Rochester 5.0
- Olmsted County 9.3
- Median Minnesota town on this site 0.5
Hail days 2006–2025
- Rochester 42
- Olmsted County 64
- Median Minnesota town on this site 7
Share 2 in or larger of sized reports
- Rochester 4%
- Olmsted County 4%
- Median Minnesota 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 | 4 | ||||||||||
| 2025 | 2 | 1 | 1 | 4 | |||||||||
| 2024 | 1 | 1 | |||||||||||
| 2023 | 4 | 1 | 5 | ||||||||||
| 2022 | 1 | 10 | 11 | ||||||||||
| 2021 | 1 | 1 | 2 | ||||||||||
| 2020 | 1 | 1 | |||||||||||
| 2019 | 1 | 1 | 2 | ||||||||||
| 2018 | 3 | 2 | 5 | ||||||||||
| 2017 | 7 | 10 | 6 | 23 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Jun 10, 2026 | 2 | 1.25 in | — |
| Apr 17, 2026 | 2 | 1.75 in | — |
| Jul 2, 2025 | 1 | 0.75 in | — |
| May 15, 2025 | 1 | 1.00 in | — |
| Apr 28, 2025 | 2 | 0.75 in | — |
| May 21, 2024 | 1 | 0.75 in | — |
| Oct 24, 2023 | 1 | 0.75 in | — |
| Jul 22, 2023 | 4 | 1.50 in | — |
| May 19, 2022 | 9 | 1.50 in | — |
| May 9, 2022 | 1 | 0.88 in | — |
| Apr 12, 2022 | 1 | 0.75 in | — |
Largest hail on record
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Aug 16, 1963 | 3.00 inteacup | — | Olmsted | — | 17:40 local · NCEI |
| May 27, 1991 | 2.75 inbaseball | — | Olmsted | — | 14:40 local · NCEI |
| Apr 3, 1981 | 2.50 intennis ball | — | Olmsted | — | 09:01 local · NCEI |
| Aug 16, 1968 | 2.50 intennis ball | — | Olmsted | — | 16:45 local · NCEI |
| Mar 29, 1998 | 2.00 inhen egg | 2 N Rochester | Olmsted | $50K | 16:16 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 72 42%
- 1–2 in 95 55%
- 2 in + 6 3%
Most recent reports
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Jun 10, 2026 | 1.25 inhalf dollar | 2.13 NNE Rochester | Olmsted | — | 15:43 local · NCEI |
| Jun 10, 2026 | 0.88 innickel | 2.81 N Rochester | Olmsted | — | 15:32 local · NCEI |
| Apr 17, 2026 | 1.75 ingolf ball | 2.81 N Rochester | Olmsted | $150K | 13:13 local · NCEI |
| Apr 17, 2026 | 1.00 inquarter | 3.14 SSE Douglas | Olmsted | — | 13:13 local · NCEI |
| Jul 2, 2025 | 0.75 inpenny | 3.29 ESE Salem Corners | Olmsted | — | 17:39 local · NCEI |
| May 15, 2025 | 1.00 inquarter | 3.28 ENE Rochester | Olmsted | — | 13:30 local · NCEI |
| Apr 28, 2025 | 0.75 inpenny | 2.87 SE Douglas | Olmsted | — | 18:23 local · NCEI |
| Apr 28, 2025 | 0.75 inpenny | 2.84 WNW Rochester | Olmsted | — | 18:22 local · NCEI |
| May 21, 2024 | 0.75 inpenny | 1.7 NE Rochester | Olmsted | — | 16:31 local · NCEI |
| Oct 24, 2023 | 0.75 inpenny | 1.65 ENE (Rst)rochester Muni | Olmsted | — | 00:48 local · NCEI |
| Jul 22, 2023 | 0.88 innickel | 0.85 NE Rochester | Olmsted | — | 17:45 local · NCEI |
| Jul 22, 2023 | 1.00 inquarter | 1.64 WNW Chester | Olmsted | — | 17:20 local · NCEI |
Hail history near Rochester
- Byron 13 km · 31
- Stewartville 17 km · 36
- Oronoco 17 km · 29
- Eyota 20 km · 15
- Kasson 22 km · 24
- Elgin 22 km · 17
- Mantorville 22 km · 14
- Pine Island 24 km · 19
Questions about hail in Rochester
How often does it hail in Rochester, Minnesota?
173 hail reports have been logged in and within about 5 km (3 miles) of Rochester since 1961. Over the 20 years 2006–2025 that averages 5.0 reports a year. That ranks #1 of 451 Minnesota places by number of reports.
When is hail season in Rochester?
Most reports come in May, June, August. May alone accounts for 31% of all reports.
What is the largest hail recorded in Rochester?
3.00 in (teacup size) on August 16, 1963. 3% of reports here were 2 inches or larger.
When did it last hail in Rochester?
The most recent report in this data is from June 10, 2026 (1.25 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Rochester had in the last five years?
11 separate days with hail reports since November 3, 2021, adding up to 25 reports. The most recent was June 10, 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.