Hail history for New Haven County, CT

New Haven County has 66 recorded hail events in the NOAA Storm Events Database — 33 of them 1″ or larger and 1 at 2″ or larger. The largest on record: 2.0″ (hen egg) on July 1, 2012.

Records 1950–present Data through April 2026 Peak month July

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 66 since 1957

1″ or larger 33 NWS severe threshold

2″ or larger 1 hen egg class and up

Largest recorded 2.0″ hen egg · July 1, 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 New Haven County

Recorded events by month, 1950–present. The amber bar marks New Haven County's peak: July.

Most recent recorded events

Latest 8 of 66 recorded events · data through April 2026
Date	Size	Comparable to
August 26, 2024	1.25″	Half dollar
August 26, 2024	1.25″	Half dollar
August 26, 2024	1.0″	Quarter
August 26, 2024	1.5″	Ping-pong ball
June 22, 2024	1.5″	Ping-pong ball
June 22, 2024	1.0″	Quarter
July 21, 2021	1.0″	Quarter
June 28, 2020	1.0″	Quarter

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

From the storm reports

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

August 26, 2024 · 1.5″ (ping-pong ball)

Multiple reports and pictures from Wallingford of 1.00 inch to 1.50 inch hail.

July 1, 2012 · 1.75″ (golf ball)

Hail around golf-ball in size damaged cars on Wilbur Cross parkway near Wallingford.

June 5, 2007 · 1.75″ (golf ball)

Car windshields damaged, Hail accumulated up to 1 inch deep, which was plowed by the CT DOT, mainly between Southbury and Southington along I-84.

Events by decade

1950s	1960s	1970s	1980s	1990s	2000s	2010s	2020s
1	3	2	2	10	22	18	8

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 New Haven County

Has it ever hailed in New Haven County?

Yes — 66 hail events have been recorded for New Haven County, CT in the NOAA Storm Events Database since 1957, including 33 of 1″ (quarter size) or larger.

When did it last hail in New Haven County?

The most recent recorded hail event for New Haven County, CT is August 26, 2024, with 1.25″ (half dollar) 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 New Haven County?

2.0″ (hen egg), recorded on July 1, 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 Connecticut hail history

All 8 Connecticut 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.