Darien, CT Tornado History — 31 Tornadoes Since 1950
How many tornadoes has Darien, CT had?
Darien has had 31 tornadoes on record within 25 miles since 1950.
When was the most recent tornado near Darien?
The most recent tornado within 25 miles of Darien was an EF0 on November 13, 2021.
When is tornado season in Darien?
August is historically the peak month for tornadoes near Darien, with 8 on record. Spring through early summer (April–June) generally sees the highest activity across most of the central and southern United States.
At a Glance
Recent Tornado Activity Near Darien
The last 20 years of confirmed tornadoes within 25 miles — 11 total, averaging 0.6 per year over this window.
Preliminary tornado reports near Darien since December 29, 2025
These 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Preliminary reports are revised, merged, and sometimes withdrawn — historically about 23% are consolidated downward once surveys complete.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.
Within 25 miles of Darien. 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 Darien
2 fatalities have been recorded within 25 miles of Darien since 1950, across 2 events. 20 injuries have been reported across all events. 2010 was the deadliest year on record.
The deadliest single event was an EF1 on September 16, 2010, which caused 1 fatality along a 4.0-mile track.
Notable Tornadoes Near Darien
About Tornadoes in Darien
This overview was written July 29, 2026. The tornado counts and notable-event figures elsewhere on this page reflect the latest data and may differ from this summary.
Darien sits on Long Island Sound in Fairfield County, in Connecticut's southwestern corner, and the tornadoes that have passed near town cluster heavily in the humid heart of summer, from June through September.
An F2 tornado struck on July 14, 1950, injuring three people and causing $275,000 in property damage along a five-mile path. Another F2 touched down on July 19, 1971, and on July 12, 2006 an F2 tracked 10.1 miles with a path as wide as 300 yards, injuring six people. Weaker tornadoes here have been dangerous too: an F0 on June 12, 1991 killed one person along a 0.7-mile track, and F0 activity on June 29, 1990 injured seven. On September 16, 2010, an EF1 killed one person, injured another, and caused $17,200,000 in damage along a four-mile path.
The shoulder seasons have produced tornadoes as well. A pair of EF1s touched down on October 2, 2018, followed by an EF0 on October 3, and an EF0 arrived late in the year on November 13, 2021. An EF1 also came early in the season, on May 16, 2007 — a reminder that along this stretch of the Connecticut coast, tornado weather can arrive well outside midsummer.