Hail History

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Hail history for South Dennis, MA

Last hail within 10 milesJun 22, 20190.88 in (nickel)
Hail days, last 12 monthsNone
Largest hail since 20061.5 in (ping pong ball)Jul 2, 2009
Hail days since 20066
Days with hail 1 inch or larger3
Tornadoes within 10 miles4
Damaging wind reports within 10 miles24

Hail has been reported within 10 miles of South Dennis on 6 days since 2006. The largest stones measured 1.5 in (ping pong ball) on Jul 2, 2009. Hail is most common here in June and July.

Recent hail near South Dennis

No hail was reported within 10 miles of South Dennis in the last two years.

Hail days near South Dennis by year

06071082091011112131141516171811920212223242526

When hail season peaks near South Dennis

Of the 6 hail days since 2006, most fell in June (3) and July (2).

JanFebMarAprMay3Jun2Jul1AugSepOctNovDec

Largest hail storms near South Dennis

Jul 2, 2009 · 1.5 in (ping pong ball) · Barnstable (7 mi from South Dennis)

Jun 24, 2008 · 1 in (quarter) · Barnstable (7 mi from South Dennis)

Aug 7, 2014 · 1 in (quarter) · Harwich (4 mi from South Dennis)

Jun 22, 2019 · 0.88 in (nickel) · Dennis (4 mi from South Dennis)

Jul 1, 2009 · 0.75 in (penny) · Yarmouth (4 mi from South Dennis)

Tornadoes within 10 miles of South Dennis

DateRatingWherePath
Sep 2, 2021EF0Dennis
5 mi from South Dennis		0.1 mi long, 15 yd wide
Jul 23, 2019EF1Hyannis Port
8 mi from South Dennis		5.5 mi long, 250 yd wide
Jul 23, 2019EF1West Yarmouth
5 mi from South Dennis		0.2 mi long, 50 yd wide
Jul 23, 2019EF1Harwich
4 mi from South Dennis		2.8 mi long, 250 yd wide

Damaging thunderstorm winds near South Dennis

24 reports of damaging thunderstorm wind within 10 miles of South Dennis since 2006, on 13 days. The strongest measured gust was 64 mph on Oct 7, 2020.

DateStrongest gustWhereSource
Aug 8, 202358 mph, estimatedBarnstable, West Barnstable
2 wind reports		NOAA Storm Events
Nov 13, 202175 mph, estimatedWest Dennis, Yarmouth
2 wind reports		NOAA Storm Events
Sep 2, 202181 mph, estimatedYarmouth
1 wind report		NOAA Storm Events
Nov 23, 202063 mph, measuredHyannis, West Dennis
2 wind reports		NOAA Storm Events
Oct 7, 202064 mph, measuredDennis
1 wind report		NOAA Storm Events
Jul 23, 201990 mph, estimatedWest Dennis, West Brewster, Hyannis Port
4 wind reports		NOAA Storm Events
Jul 22, 201969 mph, estimatedHarwich
1 wind report		NOAA Storm Events
Aug 9, 201858 mph, estimatedOrleans
1 wind report		NOAA Storm Events
Jan 23, 201860 mph, estimatedHyannis
1 wind report		NOAA Storm Events
Oct 16, 201564 mph, measuredChatham Muni Airport, Yarmouth
2 wind reports		NOAA Storm Events

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 South Dennis; 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

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 South Dennis.

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