New Haven County, Connecticut tornadoes

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20confirmed tornadoes since NOAA records began in 1950 (the first here in 1955). Most recent: November 13, 2021, EF0. 2026 so far: 0 preliminary reports preliminary

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Map

Every tornado path in the county

Tornado paths, 1950 to 2025
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(E)F0(E)F1(E)F2(E)F3(E)F4(E)F5Unrated

Each path is a straight line from where the tornado started to where it ended, which is all most NOAA records hold. Tap a path for its details.

The record

At a glance

Total201950 to 2025
Per year0.3average since 1950
Peak monthJuly8 of 20
StrongestF4Jul 10, 1989
Deaths1whole paths, see note
Injuries162whole paths, see note

Deaths and injuries are NOAA's totals for each tornado's whole path, which can extend beyond New Haven County.

Seasons

When tornadoes hit here

By month

80 Jan: 0Feb: 0Mar: 0Apr: 0May: 5Jun: 0Jul: 8Aug: 3Sep: 1Oct: 1Nov: 2Dec: 0JanFebMarAprMayJunJulAugSepOctNovDec

July is the peak month, with 8 of 20 tornadoes.

By time of day

60 12 AM: 0: 0: 03 AM: 0: 1: 06 AM: 1: 0: 09 AM: 1: 1: 112 PM: 0: 1: 63 PM: 2: 4: 26 PM: 0: 0: 09 PM: 0: 0: 012 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM

Most often around 2:00 PM. Times as recorded by NOAA, mostly Central Standard Time.

By year, 1950 to 2025

20 1950: 0: 0: 0: 0: 0: 1: 0: 0: 0: 11960: 0: 0: 1: 0: 0: 0: 0: 0: 0: 01970: 0: 1: 0: 1: 0: 0: 0: 0: 0: 01980: 0: 0: 1: 0: 0: 0: 0: 0: 0: 21990: 0: 0: 0: 0: 0: 2: 1: 0: 0: 02000: 0: 0: 1: 0: 0: 0: 0: 0: 0: 12010: 0: 0: 0: 0: 1: 0: 1: 0: 2: 02020: 1: 2: 0: 0: 0: 019501960197019801990200020102020

The line is the five-year average. Tornadoes before about 1953 were under-reported, and better radar since the 1990s finds more weak ones.

By rating

EF0
7
EF1
7
EF2
3
EF3
2
EF4
1

Ratings before February 2007 use the original F scale; the numbers line up with today's EF scale. Unknown means NOAA could not assign a rating.

The record

Notable tornadoes

Deadliest

F3, May 24, 1962

1 deaths, 50 injuries Strongest

F4, July 10, 1989

3 mile path Longest path

11.6 miles, F3

May 24, 1962, whole path Widest

600 yards, EF1

May 15, 2018
Every tornado

All 20 tornadoes, newest first

DateRatingPath lengthWidthDeathsInjuries
Nov 13, 2021EF01.94 mi300 yd00
Nov 13, 2021EF03.57 mi100 yd00
Aug 27, 2020EF111.1 mi500 yd00
May 15, 2018EF17.36 mi600 yd00
May 15, 2018EF13.67 mi400 yd00
Aug 10, 2016EF02.69 mi50 yd00
Jul 27, 2014EF00.72 mi100 yd00
Jul 31, 2009EF12.94 mi100 yd00
May 31, 2002F00.2 mi10 yd00
Jul 3, 1996F10.5 mi100 yd00
Jul 23, 1995F00.5 mi17 yd00
May 29, 1995F12 mi73 yd00
Jul 10, 1989F43 mi100 yd040
Jul 10, 1989F25 mi100 yd070
Jul 28, 1982F12.5 mi150 yd00
Sep 18, 1973F20.1 mi117 yd00
Jul 29, 1971F30.1 mi200 yd02
May 24, 1962F311.6 mi120 yd150
Aug 29, 1959F00.1 mi17 yd00
Oct 24, 1955F20.5 mi200 yd00
Nearby

Nearby counties

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Source: NOAA Storm Prediction Center severe weather database, 1950 to 2025, and SPC preliminary reports for 2026. Page built October 13, 2026.