Hail HistoryHome › Massachusetts › Worcester County › Bolton
Hail history for Bolton, MA
Hail has been reported within 10 miles of Bolton on 20 days since 2006. The largest stones measured 2 in (hen egg) on Aug 4, 2015. Hail is most common here in June and August.
Recent hail near Bolton
| Date | Hail size | Where |
|---|---|---|
| Jun 6, 2025 | 1 in quarter | Shirley 1 hail report · closest 8 mi from Bolton |
One row per day: the largest hail reported that day within 10 miles, the places and the number of reports.
Hail days near Bolton by year
When hail season peaks near Bolton
Of the 20 hail days since 2006, most fell in June (6) and August (5).
Largest hail storms near Bolton
Aug 7, 2008 · 2 in (hen egg) · Marlborough (6 mi from Bolton)
Aug 4, 2015 · 2 in (hen egg) · Harwood (9 mi from Bolton)
Jul 1, 2008 · 1.75 in (golf ball) · Stow (6 mi from Bolton)
National Weather Service description (English): Windblown golf ball size hail broke a window in a house in the Birch Hill Road area.May 25, 2014 · 1.75 in (golf ball) · Harvard (5 mi from Bolton)
National Weather Service description (English): Golfball size hail damaged a Massachusetts Environmental Police cruiser as they traveled between Interstate 495 and Route 2 through the center of Harvard.May 21, 2006 · 1.25 in (half dollar) · Sterling (7 mi from Bolton)
Tornadoes within 10 miles of Bolton
| Date | Rating | Where |
|---|---|---|
| Sep 6, 2025 | EF0 | West Berlin 4 mi from Bolton |
| Sep 6, 2025 | EF0 | Hudson 3 mi from Bolton |
| Aug 23, 2021 | EF0 | Marlborough Jct 9 mi from Bolton |
| Aug 23, 2021 | EF0 | East Bolton 2 mi from Bolton |
| Aug 23, 2021 | EF0 | Stow 5 mi from Bolton |
| Aug 19, 2021 | EF0 | Clinton 4 mi from Bolton |
Damaging thunderstorm winds near Bolton
131 reports of damaging thunderstorm wind within 10 miles of Bolton since 2006, on 67 days. The strongest measured gust was 63 mph on Jul 1, 2008.
| Date | Strongest gust | Where |
|---|---|---|
| May 19, 2026 | 58 mph, estimated | Lancaster, Hudson, Northborough 5 wind reports |
| Apr 14, 2026 | 59 mph, estimated | South Lancaster 1 wind report |
| Sep 6, 2025 | 58 mph, estimated | Hudson, Gleasondale, Kelly Corner 3 wind reports |
| Jun 6, 2025 | 58 mph, estimated | Devenscrest, Ayer, Shirley Center 4 wind reports |
| May 3, 2025 | 58 mph, estimated | Bolton 2 wind reports |
| Aug 15, 2024 | 58 mph, estimated | Marlborough, Acton 2 wind reports |
| Jul 17, 2024 | 58 mph, estimated | West Concord 1 wind report |
| Sep 8, 2023 | 58 mph, estimated | Bolton, East Acton, Acton 4 wind reports |
| Jul 25, 2023 | 58 mph, estimated | Westborough 1 wind report |
| Jun 2, 2023 | 60 mph, estimated | Ordway 1 wind report |
Severe thunderstorm wind means gusts of 58 mph or more, or wind that caused damage. Measured gusts come from weather stations; estimated ones from spotters and damage surveys.
Filing a roof or car hail claim?
Insurers ask for the date of loss. The dates on this page are when hail was reported near Bolton; hail can hit one street and miss the next, so a report is not proof of damage at your address. A licensed roofer or your insurance adjuster can inspect the roof. Many policies set a time limit for filing a claim — check yours.
Nearby cities
- Worcester
31 hail days - Lowell
22 hail days - Newton
25 hail days - Nashua
25 hail days - Cambridge
31 hail days - Boston
29 hail days - Dorchester
25 hail days - Quincy
20 hail days
Data: NOAA NCEI Storm Events Database (final records through Jun 30, 2026) and National Weather Service Local Storm Reports (preliminary, since then). Distances are measured from the center of Bolton.
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