HailHistoryHail by county › Pennsylvania

Pennsylvania · 67 counties

Hail history in Pennsylvania

Pennsylvania has 5,500 recorded hail events in the NOAA Storm Events Database since 1950 — 3,026 of them 1″ or larger. The largest on record: 4.5″ (grapefruit) in Beaver County on July 26, 1956.

Recorded events 5,500 since 1950
1″ or larger 3,026 NWS severe threshold
Largest recorded 4.5 grapefruit · Beaver County
Peak month Jun most recorded events

When it hails in Pennsylvania

13 Jan 34 Feb 257 Mar 594 Apr 1,210 May 1,283 Jun 1,026 Jul 714 Aug 246 Sep 60 Oct 53 Nov 10 Dec

All recorded Pennsylvania events by month, 1950–present · data through April 2026.

Every Pennsylvania county, ranked by recorded hail

Recorded hail events per county · NOAA Storm Events Database · through April 2026
County Events ≥1″ Largest Most recent
Allegheny County 445 247 2.5″ 2025
Westmoreland County 291 154 2.5″ 2025
Erie County 204 92 4.0″ 2025
Butler County 201 110 2.5″ 2026
Lancaster County 192 115 2.75″ 2025
Crawford County 185 105 4.0″ 2025
York County 164 88 4.0″ 2025
Mercer County 160 94 2.75″ 2026
Washington County 154 85 3.0″ 2026
Beaver County 153 62 4.5″ 2026
Berks County 142 81 2.5″ 2025
Montgomery County 132 67 1.75″ 2025
Fayette County 124 67 3.0″ 2026
Lycoming County 112 58 3.0″ 2024
Indiana County 108 81 2.5″ 2026
Lawrence County 105 59 2.0″ 2026
Bucks County 103 53 2.0″ 2023
Chester County 101 52 2.75″ 2024
Lehigh County 93 53 2.5″ 2024
Luzerne County 93 49 2.75″ 2024
Venango County 92 46 2.75″ 2026
Dauphin County 90 51 2.5″ 2024
Franklin County 87 47 2.5″ 2023
Bradford County 83 58 2.0″ 2022
Centre County 83 41 3.0″ 2026
Jefferson County 79 34 2.0″ 2026
Susquehanna County 75 48 2.75″ 2024
Lackawanna County 74 40 2.75″ 2024
Armstrong County 72 49 1.75″ 2025
Northampton County 69 39 2.0″ 2025
Clarion County 68 41 2.5″ 2026
Delaware County 62 31 1.75″ 2025
Cumberland County 61 35 2.75″ 2023
Pike County 61 29 1.75″ 2023
McKean County 58 34 3.0″ 2025
Lebanon County 55 27 2.0″ 2023
Wayne County 55 31 2.75″ 2023
Tioga County 54 28 2.5″ 2025
Monroe County 53 27 3.0″ 2021
Adams County 52 32 1.75″ 2024
Schuylkill County 51 27 2.5″ 2025
Columbia County 49 28 2.75″ 2024
Cambria County 48 28 2.5″ 2025
Philadelphia County 45 19 1.75″ 2023
Carbon County 44 24 3.0″ 2025
Warren County 44 26 2.75″ 2025
Huntingdon County 42 25 1.75″ 2025
Bedford County 41 22 2.75″ 2020
Clearfield County 38 22 1.75″ 2026
Northumberland County 38 20 4.0″ 2024
Clinton County 37 19 2.0″ 2020
Potter County 36 18 2.5″ 2024
Somerset County 36 18 2.0″ 2025
Greene County 34 18 2.5″ 2023
Perry County 34 25 1.75″ 2025
Blair County 30 19 1.5″ 2025
Snyder County 26 16 2.5″ 2023
Wyoming County 25 12 2.75″ 2019
Elk County 23 11 1.75″ 2025
Mifflin County 22 14 1.75″ 2026
Fulton County 20 18 2.75″ 2020
Sullivan County 19 10 1.75″ 2024
Montour County 17 15 2.5″ 2024
Forest County 16 12 2.0″ 2024
Union County 15 7 2.5″ 2019
Juniata County 14 7 2.0″ 2022
Cameron County 11 6 2.75″ 2019
Read the record honestly: Storm Events contains what was reported to the National Weather Service. Populated counties report more; rural counties under-report. County-to-county comparisons say as much about reporting as about weather.

Questions about hail in Pennsylvania

How often does it hail in Pennsylvania?

The NOAA Storm Events Database records 5,500 hail events for Pennsylvania since 1950, 3,026 of them 1″ (quarter size) or larger. Recorded frequency varies sharply by county — the table on this page ranks all 67.

What is the largest hail ever recorded in Pennsylvania?

4.5″ (grapefruit), recorded in Beaver County on July 26, 1956. See it at true size on the actual-size hail chart.

When is hail season in Pennsylvania?

Recorded events peak in June. The by-month chart on this page shows the full seasonal shape — and each county page carries its own, since timing shifts across the state.

How do I check hail history for my address in Pennsylvania?

Storm Events records events at the county level, so pick your county below or use the ZIP lookup. For "did it hail on this date" claim questions, the date lookup searches every recorded Pennsylvania event.

Source: NOAA/NCEI Storm Events Database, public domain. Each county page shows the full event timeline, month profile, and storm-report narratives.