Hail history for Rochester, New Hampshire
NOAA hail reports in and within about 5 km (3 miles) of Rochester since 1962, with preliminary reports to November 3, 2026.
Readout · Rochester
- Last hail
- Aug 13, 2023
- 1.50 in, ping pong ball size
- Hail days, last 5 years
- 1
- since Nov 3, 2021 · 2 reports
- Largest ever
- 2.50 in
- tennis ball · Jul 19, 2015
26 reports on 14 days since 1962 · #2 of 22 New Hampshire 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
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 Rochester is from August 13, 2023. A local roofer can check and document it at no cost.
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What the record says about Rochester
The latest hail report in and around Rochester is from August 13, 2023, 1.50 in (ping pong ball size). Since November 3, 2021 there has been one hail day; the biggest stones in that time were 1.50 in on August 13, 2023.
Over the 20 years 2006–2025, Rochester logged 20 reports on 8 hail days, about 1.0 reports a year. That is 43% more than the median New Hampshire town on this site (0.7 a year) and ranks #2 of 22 New Hampshire cities and towns on this site for all-time reports. Rochester accounts for 37% of the 71 reports filed in Strafford County.
4% of reports with a size were 2 inches (hen egg) or larger, against 0% for the median New Hampshire town on this site. The largest hail on record here is 2.50 in (tennis ball) on July 19, 2015 near 0.85 SE Rochester.
Reports were down 89% in 2016–2025 (2) compared with 2006–2015 (18). The busiest year was 2007, with 11 reports on 2 days. Hail here peaks in June (42% of reports); 42% fall between April and June.
Reports a year 2006–2025 average
- Rochester 1.0
- Strafford County 3.0
- Median New Hampshire town on this site 0.7
Hail days 2006–2025
- Rochester 8
- Strafford County 21
- Median New Hampshire town on this site 8
Share 2 in or larger of sized reports
- Rochester 4%
- Strafford County 3%
- Median New Hampshire town on this site 0%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0 | ||||||||||||
| 2025 | 0 | ||||||||||||
| 2024 | 0 | ||||||||||||
| 2023 | 2 | 2 | |||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 0 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Aug 13, 2023 | 2 | 1.50 in | — |
Largest hail on record
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Jul 19, 2015 | 2.50 intennis ball | 0.85 SE Rochester | Strafford | 15:19 local · NCEI |
| Jul 18, 2008 | 1.75 ingolf ball | 1.01 W Barrington | Strafford | 17:15 local · NCEI |
| Jul 18, 2008 | 1.75 ingolf ball | 1.01 W Barrington | Strafford | 16:54 local · NCEI |
| Jul 15, 2007 | 1.75 ingolf ball | Rochester | Strafford | 11:32 local · NCEI |
| Aug 13, 2023 | 1.50 inping pong ball | 0.69 S Gonic | Strafford | 12:50 local · NCEI |
Size of every report
- Under 1 in 10 38%
- 1–2 in 15 58%
- 2 in + 1 4%
Most recent reports
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Aug 13, 2023 | 1.50 inping pong ball | 0.69 S Gonic | Strafford | 12:50 local · NCEI |
| Aug 13, 2023 | 1.25 inhalf dollar | 0.69 S East Barrington | Strafford | 12:44 local · NCEI |
| Jul 19, 2015 | 1.50 inping pong ball | Rochester | Strafford | 16:37 local · NCEI |
| Jul 19, 2015 | 2.50 intennis ball | 0.85 SE Rochester | Strafford | 15:19 local · NCEI |
| Aug 7, 2014 | 1.00 inquarter | 2.3 SSW Skyhaven Arpt | Strafford | 13:30 local · NCEI |
| Aug 2, 2011 | 0.88 innickel | 1.01 W Barrington | Strafford | 16:10 local · NCEI |
| Jun 18, 2011 | 1.00 inquarter | Rochester | Strafford | 17:24 local · NCEI |
| Jul 18, 2008 | 1.75 ingolf ball | 1.01 W Barrington | Strafford | 17:15 local · NCEI |
| Jul 18, 2008 | 1.75 ingolf ball | 1.01 W Barrington | Strafford | 16:54 local · NCEI |
| Jul 15, 2007 | 0.88 innickel | Barrington | Strafford | 12:20 local · NCEI |
| Jul 15, 2007 | 0.88 innickel | Rochester | Strafford | 11:34 local · NCEI |
| Jul 15, 2007 | 1.75 ingolf ball | Rochester | Strafford | 11:32 local · NCEI |
Hail history near Rochester
Questions about hail in Rochester
How often does it hail in Rochester, New Hampshire?
26 hail reports have been logged in and within about 5 km (3 miles) of Rochester since 1962. Over the 20 years 2006–2025 that averages 1.0 reports a year. That ranks #2 of 22 New Hampshire places by number of reports.
When is hail season in Rochester?
Most reports come in June, July, August. June alone accounts for 42% of all reports.
What is the largest hail recorded in Rochester?
2.50 in (tennis ball size) on July 19, 2015 near 0.85 SE Rochester. 4% of reports here were 2 inches or larger.
When did it last hail in Rochester?
The most recent report in this data is from August 13, 2023 (1.50 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?
1 separate days with hail reports since November 3, 2021, adding up to 2 reports. The most recent was August 13, 2023.
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.