Hail history for Seneca County, NY

Seneca County has 41 recorded hail events in the NOAA Storm Events Database — 25 of them 1″ or larger. The largest on record: 1.75″ (golf ball) on May 21, 2013.

Records 1950–present Data through April 2026 Peak month May

Core sample · every recorded event, 1955–2026

Mark size = measured hail diameter; slivers are events with no recorded size. Amber ≥2″, red ≥2.75″ (baseball class). Denser recent decades partly reflect better reporting, not only more storms.

Recorded events 41 since 1973

1″ or larger 25 NWS severe threshold

2″ or larger 0 hen egg class and up

Largest recorded 1.75″ golf ball · May 21, 2013

Read the record honestly: Storm Events contains what was reported to the National Weather Service. Sparse or rural counties under-report, and coverage improved sharply after the mid-1990s — a quiet-looking stretch is not proof nothing fell.

When it hails in Seneca County

Recorded events by month, 1950–present. The amber bar marks Seneca County's peak: May.

Most recent recorded events

Latest 8 of 41 recorded events · data through April 2026
Date	Size	Comparable to
August 2, 2014	1.0″	Quarter
July 31, 2014	0.88″	Nickel
July 31, 2014	1.0″	Quarter
July 5, 2013	0.88″	Nickel
May 29, 2013	1.25″	Half dollar
May 29, 2013	1.5″	Ping-pong ball
May 29, 2013	1.0″	Quarter
May 21, 2013	0.75″	Penny

Looking for a specific storm? Use the did-it-hail date lookup for Seneca County.

From the storm reports

Narratives as filed with the NOAA Storm Events Database (public records; lightly trimmed for length).

July 5, 2013 · 0.88″ (nickel)

Torrential rain of 0.75 inches in 10 minutes along with leaves and small limbs blew down due to strong wind.

June 9, 2011 · 1.0″ (quarter)

Also, winds were estimated at 60 mph.

July 26, 2008 · 1.75″ (golf ball)

Nickel size hail was also reported with this storm.

Events by decade

1950s	1960s	1970s	1980s	1990s	2000s	2010s	2020s
0	0	2	3	2	14	20	0

The climb across decades is largely a reporting story: spotter networks, radar, and digital filing pulled far more storms into the record after the 1990s.

Questions about hail in Seneca County

Has it ever hailed in Seneca County?

Yes — 41 hail events have been recorded for Seneca County, NY in the NOAA Storm Events Database since 1973, including 25 of 1″ (quarter size) or larger.

When did it last hail in Seneca County?

The most recent recorded hail event for Seneca County, NY is August 2, 2014, with 1.0″ (quarter) hail. The database is currently updated through April 2026, so a storm from the last few weeks may not appear yet. To check a specific day, use the did-it-hail date lookup.

What is the largest hail ever recorded in Seneca County?

1.75″ (golf ball), recorded on May 21, 2013. Hail that size meets or exceeds the National Weather Service severe threshold. See how big that really is on the actual-size hail chart.

Does a recorded hail event mean my roof was damaged?

No. This page reports storm records, not damage. Hail size and damage vary block by block within a county, and only an inspection can establish what happened to a specific roof. If you suspect damage, talk to your insurer or a licensed roofer — they can pull the same NOAA records for your claim.

More New York hail history

All 62 New York counties, ranked by recorded hail →

Source: NOAA/NCEI Storm Events Database, public domain, updated monthly by NCEI — this site's copy runs through April 2026. HailHistory reports records; it does not give insurance advice or assess damage.