Hail History

Hail history for Franklin County, Pennsylvania

Every NOAA hail report filed in Franklin County since 1965, with preliminary National Weather Service reports to November 3, 2026.

Readout · Franklin County

Last hail
Sep 7, 2023
0.88 in, nickel size
Hail days, last 5 years
4
since Nov 3, 2021 · 5 reports
Largest ever
2.50 in
tennis ball · Jun 29, 1976

87 reports on 53 days since 1965 · #23 of 68 Pennsylvania counties

Hail map · Franklin County

Greencastle Chambersburg 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
83 most recent reports with a location. Dot size and colour follow hail size. Open street map

For homeowners

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What the record says about Franklin County

The latest hail report in Franklin County is from September 7, 2023, 0.88 in (nickel size). Since November 3, 2021 there have been 4 separate hail days; the biggest stones in that time were 1.75 in on August 7, 2023.

Over the 20 years 2006–2025, Franklin County logged 59 reports on 31 hail days, about 3.0 reports a year. That is 44% more than the median Pennsylvania county (2.0 a year) and ranks #23 of 68 Pennsylvania counties for all-time reports. Franklin County holds 2% of all 5,542 hail reports in Pennsylvania.

1% of reports with a size were 2 inches (hen egg) or larger, against 3% for the median Pennsylvania county. The largest hail on record here is 2.50 in (tennis ball) on June 29, 1976.

Reports were down 69% in 2016–2025 (14) compared with 2006–2015 (45). The busiest year was 2011, with 11 reports on 2 days. Hail here peaks in May (33% of reports); 57% fall between April and June.

Reports a year 2006–2025 average

  • Franklin County 3.0
  • Median Pennsylvania county 2.0

Hail days 2006–2025

  • Franklin County 31
  • Median Pennsylvania county 22.5

Share 2 in or larger of sized reports

  • Franklin County 1%
  • Median Pennsylvania county 3%

Hail over time

051015 1965: 1 reports, largest 1.75 in 1969: 1 reports, largest 1.75 in 1970 1976: 1 reports, largest 2.50 in 1980 1990 1991: 3 reports, largest 1.00 in 1993: 4 reports, largest 1.00 in 1996: 2 reports, largest 0.80 in 1997: 2 reports, largest 0.75 in 1998: 2 reports, largest 0.75 in 1999: 1 reports, largest 0.88 in 2000: 3 reports, largest 0.75 in 2000 2002: 2 reports, largest 0.75 in 2004: 3 reports, largest 1.25 in 2005: 3 reports, largest 1.00 in 2006: 5 reports, largest 1.00 in 2007: 5 reports, largest 1.00 in 2008: 6 reports, largest 1.75 in 2009: 8 reports, largest 1.00 in 2010: 1 reports, largest 0.75 in 2010 2011: 11 reports, largest 1.75 in 2012: 6 reports, largest 1.00 in 2013: 2 reports, largest 1.00 in 2015: 1 reports, largest 1.00 in 2018: 2 reports, largest 1.25 in 2019: 4 reports, largest 1.00 in 2020: 3 reports, largest 1.00 in 2020 2022: 2 reports, largest 1.25 in 2023: 3 reports, largest 1.75 in
Reports per year, 1965–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
0102030 Jan Feb March: 1 reports (1%) Mar April: 5 reports (6%) Apr May: 29 reports (33%) May June: 16 reports (18%) Jun July: 16 reports (18%) Jul August: 16 reports (18%) Aug September: 4 reports (5%) Sep Oct Nov Dec
All 87 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 0
2024 0
2023 21 3
2022 11 2
2021 0
2020 12 3
2019 4 4
2018 11 2
2017 0

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Sep 7, 2023 1 0.88 in —
Aug 7, 2023 2 1.75 in —
Jul 12, 2022 1 1.00 in —
May 15, 2022 1 1.25 in —

Largest hail on record

Largest hail reports in Franklin County
Date Size Location Time · source
Jun 29, 1976 2.50 intennis ball — 14:30 local · NCEI
Aug 7, 2023 1.75 ingolf ball 1.38 N Richmond Furnace 13:08 local · NCEI
May 26, 2011 1.75 ingolf ball 0.69 N Mercersburg 16:44 local · NCEI
Aug 10, 2008 1.75 ingolf ball 0.69 N East Fayetteville 13:27 local · NCEI
Jul 12, 1969 1.75 ingolf ball — 15:45 local · NCEI

Sizes filed before 1996 are often rough estimates (round numbers like 7.00 or 8.00 in) without an exact spot; they are shown as NOAA filed them.

Size of every report

Most recent reports

Most recent hail reports in Franklin County
Date Size Location Time · source
Sep 7, 2023 0.88 innickel 0.45 SE Roadside 13:08 local · NCEI
Aug 7, 2023 1.75 ingolf ball 1.38 N Richmond Furnace 13:08 local · NCEI
Aug 7, 2023 1.00 inquarter 0.53 W Ft Loudon 12:57 local · NCEI
Jul 12, 2022 1.00 inquarter 0.69 N Marion 14:05 local · NCEI
May 15, 2022 1.25 inhalf dollar 0.86 SW Upper Strasburg 13:50 local · NCEI
Aug 1, 2020 1.00 inquarter 0.53 E Tomstown 22:13 local · NCEI
Aug 1, 2020 1.00 inquarter 0.89 ESE Good 22:07 local · NCEI
Jun 4, 2020 0.88 innickel 0.79 SW Ft Loudon 14:52 local · NCEI
May 19, 2019 1.00 inquarter 1.27 ESE Mont Alto 16:00 local · NCEI
May 19, 2019 1.00 inquarter 1.27 ENE Greencastle 15:30 local · NCEI
May 19, 2019 0.88 innickel 1.27 ENE Greencastle 15:28 local · NCEI
May 19, 2019 1.00 inquarter 0.49 ENE Middleburg 14:19 local · NCEI

Cities and towns in Franklin County

PlaceReportsLargest
Greencastle151.25 in
Chambersburg122.50 in

Smaller places with fewer than 10 reports

These places have too few reports for a page of their own, so their record lives here.

PlaceReportsHail daysLatest
Fayetteville87Apr 26, 2012
Mercersburg64Jun 29, 2012
Fort Loudon44Aug 7, 2023
Marion42Jul 12, 2022
Waynesboro44Aug 1, 2020
Mont Alto33Aug 1, 2020
Orrstown33Jul 27, 2018
State Line33May 19, 2019
Scotland22May 27, 2007
Wayne Heights22Sep 7, 2023

Questions about hail in Franklin County

How often does it hail in Franklin County, Pennsylvania?

87 hail reports have been logged in Franklin County since 1965. Over the 20 years 2006–2025 that averages 3.0 reports a year. That ranks #23 of 68 Pennsylvania counties by number of reports.

When is hail season in Franklin County?

Most reports come in May, June, July. May alone accounts for 33% of all reports.

What is the largest hail recorded in Franklin County?

2.50 in (tennis ball size) on June 29, 1976. 1% of reports here were 2 inches or larger.

When did it last hail in Franklin County?

The most recent report in this data is from September 7, 2023 (0.88 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

How many hail storms has Franklin County had in the last five years?

4 separate days with hail reports since November 3, 2021, adding up to 5 reports. The most recent was September 7, 2023.

Where does this hail data come from?

Hail reports come from the NOAA NCEI Storm Events Database, which the National Weather Service compiles from spotter, public, law enforcement and media reports. Recent days use preliminary NWS Local Storm Reports via the Iowa Environmental Mesonet until NOAA publishes final data. Only reported hail is counted, so areas with fewer people tend to have fewer reports.