Hail history for Chemung County, NY

Chemung County has 69 recorded hail events in the NOAA Storm Events Database — 47 of them 1″ or larger. The largest on record: 1.75″ (golf ball) on September 6, 2012.

Records 1950–present Data through April 2026 Peak month June

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 69 since 1968

1″ or larger 47 NWS severe threshold

2″ or larger 0 hen egg class and up

Largest recorded 1.75″ golf ball · September 6, 2012

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 Chemung County

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

Most recent recorded events

Latest 8 of 69 recorded events · data through April 2026
Date	Size	Comparable to
February 21, 2023	0.75″	Penny
July 6, 2020	1.0″	Quarter
May 25, 2020	1.0″	Quarter
May 25, 2020	0.75″	Penny
May 25, 2020	1.0″	Quarter
August 18, 2019	0.75″	Penny
August 18, 2019	1.5″	Ping-pong ball
June 5, 2017	1.0″	Quarter

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

From the storm reports

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

June 5, 2017 · 1.0″ (quarter)

A thunderstorm developed over the area and produced quarter and penny sized hail.

September 6, 2012 · 1.75″ (golf ball)

Quarter to golf ball size hail lasted for ten minutes.

September 6, 2012 · 1.75″ (golf ball)

High winds also occurred. A trampoline was blown one-half mile and destroyed.

Events by decade

1950s	1960s	1970s	1980s	1990s	2000s	2010s	2020s
0	1	3	4	3	26	27	5

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 Chemung County

Has it ever hailed in Chemung County?

Yes — 69 hail events have been recorded for Chemung County, NY in the NOAA Storm Events Database since 1968, including 47 of 1″ (quarter size) or larger.

When did it last hail in Chemung County?

The most recent recorded hail event for Chemung County, NY is February 21, 2023, with 0.75″ (penny) 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 Chemung County?

1.75″ (golf ball), recorded on September 6, 2012. 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.