Hail History

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Hail history for Old Greenwich, CT

Last hail within 10 milesJun 6, 20231.25 in (half dollar)
Hail days, last 12 monthsNone
Largest hail since 20061.75 in (golf ball)Jul 21, 2010
Hail days since 200611
Days with hail 1 inch or larger6
Tornadoes within 10 miles7
Damaging wind reports within 10 miles114

Hail has been reported within 10 miles of Old Greenwich on 11 days since 2006. The largest stones measured 1.75 in (golf ball) on Jul 21, 2010. Hail is most common here in August and July.

Recent hail near Old Greenwich

No hail was reported within 10 miles of Old Greenwich in the last two years.

Hail days near Old Greenwich by year

20610730810911011112131415161711819202122123242526

When hail season peaks near Old Greenwich

Of the 11 hail days since 2006, most fell in August (4) and July (4).

JanFebMarAprMay2Jun4Jul4AugSep1OctNovDec

Largest hail storms near Old Greenwich

Jul 21, 2010 · 1.75 in (golf ball) · Stamford (3 mi from Old Greenwich)

Jun 6, 2023 · 1.25 in (half dollar) · Centre Is (8 mi from Old Greenwich)

Jul 18, 2006 · 1 in (quarter) · Darien (6 mi from Old Greenwich)

Aug 11, 2008 · 1 in (quarter) · Bayville (8 mi from Old Greenwich)

Aug 1, 2011 · 1 in (quarter) · Pine Ridge Estates (6 mi from Old Greenwich)

Tornadoes within 10 miles of Old Greenwich

DateRatingWherePath
Jul 21, 2026EF?Harrison
8 mi from Old Greenwich
Jul 21, 2026EF?Rye Brook
7 mi from Old Greenwich
Jul 21, 2026EF?Rye Brook
6 mi from Old Greenwich
Jul 21, 2026EF?Rye Brook
6 mi from Old Greenwich
Oct 2, 2018EF1New Canaan
8 mi from Old Greenwich		3.8 mi long, 100 yd wide
Jul 1, 2013EF0Stanwich
6 mi from Old Greenwich		3.7 mi long, 150 yd wide
Jul 12, 2006F1North Greenwich
9 mi from Old Greenwich		2.0 mi long, 100 yd wide

Damaging thunderstorm winds near Old Greenwich

114 reports of damaging thunderstorm wind within 10 miles of Old Greenwich since 2006, on 59 days. The strongest measured gust was 78 mph on Sep 1, 2021.

DateStrongest gustWhereSource
Jul 21, 2026damage reportedNew Canaan, Old Greenwich, Harrison
8 wind reports		NWS storm report (preliminary)
Jul 4, 202675 mph, measuredGlen Cove, Eatons Neck, Rowayton
5 wind reports		NWS storm report (preliminary)
Jun 6, 202664 mph, measuredLaffingtown, Stamford, Eatons Neck
3 wind reports		NOAA Storm Events
Jul 25, 202558 mph, estimatedNew Canaan
1 wind report		NOAA Storm Events
Aug 6, 202461 mph, measuredMamaroneck
1 wind report		NOAA Storm Events
Jul 17, 202463 mph, estimatedNoroton
1 wind report		NOAA Storm Events
Jul 15, 202458 mph, estimatedTalmadge Hill
1 wind report		NOAA Storm Events
Apr 29, 202461 mph, measuredMamaroneck
1 wind report		NOAA Storm Events
Jul 29, 202364 mph, measuredLaffingtown, Palmers Hill
2 wind reports		NOAA Storm Events
May 22, 202258 mph, estimatedScarsdale
1 wind report		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 Old Greenwich; 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 Old Greenwich.

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