7,131
Recorded events
8
Counties covered
59
Direct deaths
$847.6M
Property damage
Connecticut severe weather history covers 7,131 recorded events across 8 counties between 1950 and 2026.
The Connecticut severe weather history record is dominated by thunderstorm wind, which accounts for 34.0% of everything logged statewide across 8 counties. Statewide, recorded events have caused 59 direct deaths since 1950.
By hazard type
Connecticut severe weather history by hazard
| Hazard | Events | Counties | Deaths | Damage | Span |
|---|---|---|---|---|---|
| Thunderstorm Wind | 2,427 | 8 | 10 | $19.6M | 1956–2026 |
| Hail | 690 | 8 | 0 | $373K | 1955–2025 |
| Flash Flood | 619 | 8 | 5 | $24.4M | 1996–2025 |
| Heavy Snow | 599 | 0 | 0 | $25.3M | 1996–2026 |
| Winter Weather | 478 | 0 | 4 | $326K | 1996–2026 |
| High Wind | 349 | 1 | 12 | $14.3M | 1996–2026 |
| Flood | 346 | 8 | 5 | $27.5M | 1996–2025 |
| Winter Storm | 305 | 0 | 2 | $7.0M | 1996–2026 |
| Strong Wind | 281 | 1 | 3 | $4.7M | 1996–2026 |
| Lightning | 171 | 8 | 4 | $2.5M | 1996–2025 |
| Heat | 134 | 0 | 1 | $0 | 1997–2025 |
| Tornado | 130 | 8 | 4 | $602.7M | 1950–2024 |
| Heavy Rain | 126 | 8 | 2 | $119K | 1996–2022 |
| Drought | 73 | 0 | 0 | $0 | 1999–2025 |
| Cold/Wind Chill | 68 | 0 | 0 | $0 | 2000–2026 |
| Coastal Flood | 67 | 1 | 2 | $0 | 1996–2024 |
| Blizzard | 54 | 0 | 0 | $0 | 1996–2026 |
| Excessive Heat | 49 | 0 | 0 | $0 | 2000–2025 |
| Tropical Storm | 40 | 0 | 2 | $114.4M | 2008–2021 |
| Frost/Freeze | 36 | 0 | 0 | $0 | 2002–2023 |
| Extreme Cold/Wind Chill | 36 | 0 | 0 | $0 | 2000–2026 |
| Ice Storm | 25 | 0 | 1 | $4.6M | 1997–2025 |
| Funnel Cloud | 19 | 7 | 0 | $0 | 1996–2023 |
| Storm Surge/Tide | 4 | 0 | 0 | $0 | 2011–2011 |
| Tropical Depression | 2 | 0 | 0 | $0 | 2021–2021 |
| Rip Current | 1 | 1 | 2 | $0 | 2002–2002 |
| Astronomical Low Tide | 1 | 0 | 0 | $0 | 2024–2024 |
| Wildfire | 1 | 0 | 0 | $0 | 2002–2002 |
County index
Most active counties
| County | Events | Deaths |
|---|---|---|
| Litchfield County | 915 | 2 |
| Fairfield County | 816 | 12 |
| Hartford County | 806 | 4 |
| New Haven County | 641 | 9 |
| New London County | 355 | 3 |
| Tolland County | 327 | 0 |
| Windham County | 290 | 0 |
| Middlesex County | 231 | 2 |
Full index
Every county in Connecticut
- Litchfield County
- Fairfield County
- Hartford County
- New Haven County
- New London County
- Tolland County
- Windham County
- Middlesex County
Quick answers
Frequently asked
How many severe weather events are recorded in Connecticut?
7,131 events are on record across Connecticut, covering 8 counties between 1950 and 2026.
Which county in Connecticut has the most severe weather on record?
Litchfield County leads Connecticut with 915 recorded events. Ranking reflects reported events, so densely populated counties tend to report more than sparsely populated ones.
Where does the Connecticut severe weather history data come from?
Totals are aggregated from the NOAA/NCEI Storm Events Database, the federal public-domain archive of United States severe weather reports, with FEMA and U.S. Census records providing risk and population context. Dates are UTC and recent entries may still be revised.
Cite this page
“Connecticut Severe Weather History.” Severe Weather History. severeweatherhistory.com/state/connecticut/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.