New Canaan, CT Tornado History — 30 Tornadoes Since 1950
How many tornadoes has New Canaan, CT had?
New Canaan has had 30 tornadoes on record within 25 miles since 1950.
When was the most recent tornado near New Canaan?
The most recent tornado within 25 miles of New Canaan was an EF0 on August 4, 2020.
When is tornado season in New Canaan?
July is historically the peak month for tornadoes near New Canaan, with 9 on record. April through June account for 8 of the 30 tornadoes on record near New Canaan.
At a Glance
Recent Tornado Activity Near New Canaan
The last 20 years of confirmed tornadoes within 25 miles — 8 total, averaging 0.4 per year over this window.
Preliminary tornado reports near New Canaan since December 29, 2025
This is a preliminary report, not confirmed tornadoes. It has not yet been through an NWS damage survey, and is not counted in the confirmed totals above.
Preliminary reports are revised, merged, and sometimes withdrawn — historically about 23% are consolidated downward once surveys complete. Ratings are omitted until a survey assigns one.
Confirmed records above are complete through December 29, 2025. NOAA publishes the confirmed archive annually, so tornadoes after that date appear here first and move into the totals above once finalized.
Trees & wires down around Lawridge Dr in Purchase. (OKX)
Within 25 miles of New Canaan. Quoted text is the report narrative exactly as filed. Source: NOAA Storm Prediction Center preliminary storm reports, updated daily.
Tornadoes by Decade
Tornadoes by Enhanced Fujita Rating
F0–F5 ratings (pre-2007) are grouped with their EF equivalents. The Enhanced Fujita scale replaced the original Fujita scale in February 2007.
Tornadoes by Month
Casualties on Record Near New Canaan
1 fatality has been recorded within 25 miles of New Canaan since 1950, across 1 event. 26 injuries have been reported across all events. 1991 was the deadliest year on record near New Canaan.
The deadliest single event was an F0 on June 12, 1991, which caused 1 fatality along a 0.7-mile track.
Notable Tornadoes Near New Canaan
What the record shows near New Canaan
The 1990s were the busiest decade near New Canaan, with 7 of the 30 confirmed tornadoes within 25 miles; the 2020s have produced 1 so far. The New Canaan record runs from the 1950s to today.
Of the tornadoes rated near New Canaan, 25 reached EF0 or EF1 and 5 reached EF2 or stronger. The most intense on record near New Canaan is rated EF2, of which 5 are logged.
Across the last 20 years New Canaan has averaged 0.4 confirmed tornadoes a year within 25 miles, 8 in total. 2018 was the busiest of them with 3, and 14 of those years passed with none at all.