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Hail history for Swarthmore, PA

Last hail within 10 milesMay 3, 20250.88 in (nickel)

Hail days, last 12 monthsNone

Largest hail since 20062.5 in (tennis ball)May 22, 2014

Hail days since 200628

Days with hail 1 inch or larger17

Tornadoes within 10 miles4

Damaging wind reports within 10 miles398

Hail has been reported within 10 miles of Swarthmore on 28 days since 2006. The largest stones measured 2.5 in (tennis ball) on May 22, 2014. Hail is most common here in June and July.

Recent hail near Swarthmore

Date	Hail size	Where	Source
May 3, 2025	0.88 in nickel	Primos 1 hail report · closest 3 mi from Swarthmore	NOAA Storm Events
Apr 4, 2025	1.25 in half dollar	Grace Park, Rutledge, Fort Miffin 7 hail reports · closest near the center of Swarthmore	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 Swarthmore by year

When hail season peaks near Swarthmore

Of the 28 hail days since 2006, most fell in June (8) and July (7).

Largest hail storms near Swarthmore

May 22, 2014 · 2.5 in (tennis ball) · Harnous Corner (9 mi from Swarthmore)

National Weather Service description (English): A severe thunderstorm dropped hail as large as tennis balls in the Ballymeade development of Brandywine Hundred. Siding and vehicles were damaged.

Mar 29, 2009 · 1.75 in (golf ball) · Boothwyn (7 mi from Swarthmore)

National Weather Service description (English): Severe thunderstorms dropped large hail across several municipalities in Delaware County. The largest reported hail was golf ball size in Media Borough. Quarter size hail was reported in Lansdowne Borough. In Clifton Heights Borough, penny size hail covered the ground. Dime to penny size hail were reported in both Boothwyn (Upper Chichester Township) and Concord Township. Dime size hail fell in Drexel Hill (Upper Darby Township) and Parkside Borough.

Jun 24, 2010 · 1.75 in (golf ball) · Oakmont (6 mi from Swarthmore)

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.

May 20, 2022 · 1.5 in (ping pong ball) · Morton (1 mi from Swarthmore)

Jun 2, 2006 · 1.25 in (half dollar) · Glen Mills (8 mi from Swarthmore)

Tornadoes within 10 miles of Swarthmore

Date	Rating	Where	Path
Aug 10, 2023	EF1	Clarksboro 10 mi from Swarthmore	0.7 mi long, 70 yd wide
Oct 31, 2019	EF2	Glen Mills 9 mi from Swarthmore	0.5 mi long, 250 yd wide
Aug 22, 2010	EF0	Trainer 5 mi from Swarthmore	0.3 mi long, 80 yd wide
Jun 2, 2006	F0	Paulsboro 9 mi from Swarthmore	0.8 mi long, 250 yd wide

Damaging thunderstorm winds near Swarthmore

398 reports of damaging thunderstorm wind within 10 miles of Swarthmore since 2006, on 146 days. The strongest measured gust was 76 mph on Jun 24, 2010.

Date	Strongest gust	Where	Source
Aug 7, 2026	45 mph, measured	Logan Twp. 1 wind report	NWS storm report (preliminary)
Jul 11, 2026	60 mph, estimated	Haverford, Philadelphia Internatio, Ardmore 17 wind reports	NWS storm report (preliminary)
Jul 4, 2026	damage reported	Gladwyne 1 wind report	NWS storm report (preliminary)
Jun 22, 2026	58 mph, estimated	Chester 1 wind report	NOAA Storm Events
Jun 14, 2026	58 mph, estimated	Media, Broomall, Glenolden 4 wind reports	NOAA Storm Events
May 20, 2026	63 mph, estimated	Darling 1 wind report	NOAA Storm Events
Mar 16, 2026	60 mph, measured	Philadelphia, Harnous Corner, Overbrook 4 wind reports	NOAA Storm Events
Dec 19, 2025	62 mph, measured	Philadelphia 1 wind report	NOAA Storm Events
Jul 25, 2025	62 mph, measured	Philadelphia, Springfield 2 wind reports	NOAA Storm Events
Jun 19, 2025	58 mph, estimated	Markham, Chester Hgts, Darling 12 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 Swarthmore; 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 Swarthmore.

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