Hail History

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Hail history for King of Prussia, PA

Last hail within 10 milesAug 20, 20260.75 in (penny)
Hail days, last 12 months3
Largest hail since 20061.75 in (golf ball)Jun 6, 2023
Hail days since 200633
Days with hail 1 inch or larger16
Tornadoes within 10 miles2
Damaging wind reports within 10 miles384

Hail has been reported within 10 miles of King of Prussia on 33 days since 2006. The largest stones measured 1.75 in (golf ball) on Jun 6, 2023. Hail is most common here in June and July.

Recent hail near King of Prussia

DateHail sizeWhereSource
Aug 20, 20260.75 in
penny		Plymouth Meeting
2 hail reports · closest 7 mi from King of Prussia		NWS storm report (preliminary)
Jul 27, 20260.5 in
marble		Chestnut Hill
1 hail report · closest 10 mi from King of Prussia		NWS storm report (preliminary)
May 20, 20261 in
quarter		Wayne
1 hail report · closest 3 mi from King of Prussia		NOAA Storm Events

One row per day: the largest hail reported that day within 10 miles, the places and the number of reports.

Hail days near King of Prussia by year

30620720830911011111213141151611711821912042142222312425326

When hail season peaks near King of Prussia

Of the 33 hail days since 2006, most fell in June (12) and July (8).

JanFeb1Mar2Apr2May12Jun8Jul8AugSepOctNovDec

Largest hail storms near King of Prussia

Jun 24, 2010 · 1.75 in (golf ball) · Oakmont (9 mi from King of Prussia)

National Weather Service description (English): The same severe thunderstorm produced a swath of large hail (quarter to golf ball size) across eastern Delaware County from Haverford Township south through Yeadon Borough. The largest hail (golf ball size) was reported in Yeadon and ping pong ball size hail (1.5 inches in diameter) was reported in Drexel Hill in Upper Darby Township.

Jun 6, 2023 · 1.75 in (golf ball) · King Of Prussia (1 mi from King of Prussia)

National Weather Service description (English): Trained spotter reports 1.75 inch hail. Time given in report.

Jul 29, 2009 · 1.5 in (ping pong ball) · Mont Clare (8 mi from King of Prussia)

Aug 25, 2006 · 1.25 in (half dollar) · King Of Prussia (1 mi from King of Prussia)

Jul 6, 2020 · 1.25 in (half dollar) · Mont Clare (7 mi from King of Prussia)

Tornadoes within 10 miles of King of Prussia

DateRatingWherePath
Sep 1, 2021EF2Flourtown
8 mi from King of Prussia		8.3 mi long, 400 yd wide
Aug 4, 2020EF0Hartranft
6 mi from King of Prussia		3.1 mi long, 200 yd wide

Damaging thunderstorm winds near King of Prussia

384 reports of damaging thunderstorm wind within 10 miles of King of Prussia since 2006, on 149 days. The strongest measured gust was 76 mph on Jun 24, 2010.

DateStrongest gustWhereSource
Jul 28, 2026damage reportedPhoenixville
1 wind report		NWS storm report (preliminary)
Jul 11, 202660 mph, estimatedHaverford, Ardmore, Plymouth Meeting
5 wind reports		NWS storm report (preliminary)
Jul 4, 2026damage reportedGladwyne
1 wind report		NWS storm report (preliminary)
Jun 22, 202658 mph, estimatedAldham, Betzwood, Howellville
4 wind reports		NOAA Storm Events
Jun 14, 202658 mph, estimatedBroomall, Radnor, Roxborough
4 wind reports		NOAA Storm Events
Jun 6, 202658 mph, estimatedPlanebrook
1 wind report		NOAA Storm Events
May 20, 202658 mph, estimatedAldham
1 wind report		NOAA Storm Events
Mar 16, 202658 mph, estimatedGeneral Warren Vlg, Planebrook, Cedar Hollow Station
6 wind reports		NOAA Storm Events
Dec 19, 202564 mph, estimatedAbrams
1 wind report		NOAA Storm Events
Jul 8, 202558 mph, estimatedCedar Hollow Station, Phoenixville, Chesterbrook
10 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 King of Prussia; 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 King of Prussia.

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