Colorado Tornado History — 2,473 Tornadoes Since 1950
How many tornadoes does Colorado get per year?
Colorado has had 2,473 tornadoes on record since 1950, including 25 strong to violent (EF3+) tornadoes — averaging about 32.5 per year since 1950 (about 40.2 per year over the last decade). Counts come from the NOAA Storm Prediction Center archive for Colorado. The 42 cities below report tornadoes within their own search radius, so those figures overlap each other and do not sum to the state total.
When was the most recent tornado in Colorado?
The most recent confirmed tornado in our Colorado dataset was an unrated tornado on September 16, 2025. Confirmed records are complete through December 29, 2025; more recent preliminary reports are listed below.
When is tornado season in Colorado?
June is historically the peak month for tornadoes in Colorado, with 892 on record since 1950. Tornadoes can occur any time of year, but spring through early summer (April–June) generally sees the highest activity across most US states.
Colorado at a Glance
Notable Tornadoes in Colorado
21 preliminary tornado reports in Colorado since December 29, 2025
These are 21 preliminary reports, not confirmed tornadoes. They have not yet been through an NWS damage survey, and are 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Preliminary reports are revised, merged, and sometimes withdrawn — historically about 23% are consolidated downward once surveys complete.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.
Showing the 10 most recent of 21 preliminary reports.
Source: NOAA Storm Prediction Center preliminary storm reports, updated daily.