Pennsylvania · FIPS 42029

Hail Damage in Chester County, PA

10 years of NOAA-linked hail data for Chester County and surrounding areas. 7,028 events recorded since 2015.

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Total Hail Events

7,028

Within 30 miles

Largest Hail

4"

Inspection is the normal next step

Most Recent Event

September 3, 2026

Last recorded hail

Avg Hail Size

1.05"

Across all events

Hail Events in Chester County

100 events within 30 miles · Click for details

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Storm Frequency by Year

Number of hail events recorded each year in Chester County

2026
610
2025
565
2024
734
2023
1,147
2022
486
2021
361
2020
643
2019
1,231
2018
425
2017
346
2016
249
2015
231

Significant Hail Events

Events with hail 1" or larger in Chester County

DateHail SizeDistance
Sep 3, 20261"13.3 mi
Sep 3, 20261"19.3 mi
Sep 3, 20261"19.8 mi
Sep 3, 20261"21.5 mi
Sep 3, 20261"19.2 mi
Sep 3, 20261"22.4 mi
Sep 3, 20261"24.3 mi
Sep 3, 20261.5"6.2 mi
Sep 3, 20261"8.0 mi
Sep 3, 20261.5"23.7 mi
Sep 3, 20261"8.3 mi
Sep 3, 20261"6.5 mi
Sep 3, 20261.5"8.3 mi
Sep 3, 20261.75"9.3 mi
Sep 3, 20261.25"8.8 mi
Sep 3, 20261"25.8 mi
Sep 3, 20261.25"9.4 mi
Sep 3, 20261.25"10.1 mi
Sep 3, 20261.5"12.2 mi
Sep 3, 20261"28.7 mi
Sep 2, 20261"21.8 mi
Sep 2, 20261"19.4 mi
Sep 2, 20261"18.9 mi
Sep 2, 20261"16.2 mi
Sep 2, 20261.25"16.1 mi

Check Your Exact Address

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Chester County Hail Damage FAQ

How many hail events has Chester County, PA experienced?+

Chester County, PA has recorded 7028 hail events within a 30-mile radius of the county center since 2015, based on NOAA NEXRAD radar data. With over 7028 events in a decade, Chester County is considered a high-risk hail area.

What is the largest hail size recorded in Chester County?+

The largest hail event recorded near Chester County reached 4 inches. The average hail size across all events is 1.05 inches. Hail of 1 inch or larger can bruise or crack asphalt shingles, and at 2 inches or larger a professional roof inspection is the normal next step after a storm. A recorded size is exposure, not a damage finding. Only a licensed roof inspection can determine whether a specific roof was damaged; coverage depends on the policy and carrier.

When is hail season in Pennsylvania?+

Hail season in Pennsylvania typically runs April through August. During these months, atmospheric conditions create powerful thunderstorms capable of producing large hail. Chester County residents should inspect their roofs after any storm and consider a professional inspection each spring.

Does insurance cover hail damage in Chester County?+

Many standard homeowner's policies in Pennsylvania include hail under a "wind and hail" peril, but coverage and deductibles differ from one policy to the next. Claim deadlines and coverage rules vary by carrier and policy — confirm yours with your insurer or your state's insurance department. Document what you observe promptly. Even when nothing is obvious from the ground, a licensed roofer can check for impacts during an inspection — and that inspection, not a hail record, is what shows whether a roof was damaged.

How much does hail damage roof repair cost in Chester County?+

Hail damage repair costs in Chester County typically range from $8,000–$25,000+ for full roof replacement. The final cost depends on roof size, pitch, material type, and the extent of damage a licensed inspection finds. Whether a confirmed repair is covered, and what deductible applies, depends on your policy and carrier. Getting more than one contractor estimate before deciding whether to file is a reasonable step.

What is a HailScore and how is it calculated?+

A HailScore is a 0–100 risk index that measures historical hail activity near a specific property. The score is calculated from five factors derived from NOAA NEXRAD radar data: storm frequency, recency, hail size, cumulative damage, and proximity. A score of 0–25 is Low, 26–50 is Moderate, 51–75 is High, and 76–100 is Very High — the same sacred bands used on the live report.

Need a Chester County address's hail history as a document?

The Official Hail History Report is a one-off $9.95 PDF: the NOAA Storm Events and NEXRAD radar records within 1 mile of the address over 10 years, each with its government source ID. Documents exposure, not damage.

Order the PDF — $9.95

Weather data provided by NOAA National Weather Service and Storm Prediction Center. This product is not affiliated with or endorsed by the U.S. Government. Data covers 2015 to present within a 30-mile radius of Chester County center.