Hail history for New London County, CT

New London County has 62 recorded hail events in the NOAA Storm Events Database — 40 of them 1″ or larger and 3 at 2″ or larger. The largest on record: 2.75″ (baseball) on May 29, 1969.

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 62 since 1963

1″ or larger 40 NWS severe threshold

2″ or larger 3 hen egg class and up

Largest recorded 2.75″ baseball · May 29, 1969

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 London County

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

Most recent recorded events

Latest 8 of 62 recorded events · data through April 2026
Date	Size	Comparable to
August 15, 2024	1.5″	Ping-pong ball
May 23, 2024	1.0″	Quarter
June 17, 2022	1.0″	Quarter
July 1, 2020	1.0″	Quarter
June 29, 2020	1.75″	Golf ball
June 29, 2020	1.0″	Quarter
June 29, 2020	1.0″	Quarter
June 29, 2020	1.0″	Quarter

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

From the storm reports

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

August 15, 2024 · 1.5″ (ping-pong ball)

Public reported ping pong sized hail.

June 29, 2020 · 1.75″ (golf ball)

Golf ball sized hail reported near Sterling Hill Road with time estimated by radar.

June 29, 2020 · 1.75″ (golf ball)

Golf ball sized hail reported with time estimated by radar.

Events by decade

1950s	1960s	1970s	1980s	1990s	2000s	2010s	2020s
0	2	1	1	17	17	15	9

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 London County

Has it ever hailed in New London County?

Yes — 62 hail events have been recorded for New London County, CT in the NOAA Storm Events Database since 1963, including 40 of 1″ (quarter size) or larger.

When did it last hail in New London County?

The most recent recorded hail event for New London County, CT is August 15, 2024, with 1.5″ (ping-pong ball) 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 London County?

2.75″ (baseball), recorded on May 29, 1969. Hail that size is destructive-class and typically damages roofs, vehicles, and siding. 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.