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NHC HURDAT2 · SPC Tornado Database

Hurricanes and Tornadoes That Hit Florissant, CO

Every tropical system within 75 miles since 1851 and every tornado within 25 miles since 1950.

Data: NOAA NHC HURDAT2 and NOAA SPC tornado and hail reports, through 2025 · Updated

No tropical storm or hurricane has passed within 75 miles of Florissant, Colorado since records began in 1851. Since 1950, 23 tornadoes have touched down within 25 miles, 2 of them rated EF3 or stronger.

Hurricanes
0

within 75 mi, since 1851

Tropical storms
0

below hurricane strength

Tornadoes
23

within 25 mi, since 1950

EF3 or stronger
2

no recorded deaths

What the records show for Florissant

The highest rating among the 23 tornadoes within 25 miles is F3, reached 2 times; the most recent, on June 24, 1979, came within 21 miles. Of the 23, one had a path within 5 miles of the city centre, and 14 have come since 2000. June has had the most tornadoes, 12. The most recent tornado was on July 30, 2025. Of the 157 Colorado cities on this site, 60% have more tornadoes within 25 miles than Florissant. Hail has been reported within 10 miles 40 times since 1961, with stones up to 2.75 inches (baseball size). Of the 157 Colorado cities, 61% have more hail reports within 10 miles than Florissant.

Compare Florissant's storm record with another city →

Tornadoes within 25 miles of Florissant

By decade

  • 2020s6
  • 2010s3
  • 2000s5
  • 1990s3
  • 1980s1
  • 1970s3(2 EF3+)
  • 1960s2
Strongest tornadoes near Florissant, Colorado
DateRatingDistancePathKilled / injured
Jun 24, 1979F321 mi4.3 mi0 / 1
Jun 13, 1977F316 mi4.9 mi0 / 0
Jun 8, 2014EF210 mi6.96 mi0 / 0
Jun 13, 1977F219 mi1 mi0 / 2
Jul 30, 2025EF113 mi0.8 mi0 / 0
Jun 17, 2025EF111 mi0.43 mi0 / 0
Aug 9, 2024EF110 mi0.92 mi0 / 0
Jul 20, 2023EF114 mi1.45 mi0 / 0
Jun 8, 2014EF121 mi0.25 mi0 / 0
Aug 18, 2009EF17 mi9.31 mi0 / 0
Aug 23, 2008EF120 mi0.64 mi0 / 0
Aug 23, 2008EF121 mi0.3 mi0 / 0

The strongest 12 of 23, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.

Hail in Florissant

The Storm Prediction Center has 40 hail reports within 10 miles of Florissant since 1961, made on 33 separate days. Of these, 27 were 1 inch across or larger, and one reached 2 inches. The largest, 2.75 inches (baseball size), fell on June 19, 2018. The most recent report is from July 12, 2025. July has the most reports, 18.

Source: NOAA Storm Prediction Center severe weather reports, data through 2025.

Weather by month in Florissant

The nearest NOAA station with 1991–2020 climate normals is Florissant Fossil Bed, CO, 3 miles northeast of Florissant at 8,402 feet. July is the warmest, with an average high of 79°F and low of 42°F; December is the coolest, at 39°F and 5°F. August is the wettest at 3.0 inches of precipitation on average and February and December the driest at 0.4 inches; the year adds up to 14.9 inches over 41 days with at least a tenth of an inch. Highs of 90°F are rare: fewer than one day a year on average. Lows fall below freezing on about 250 nights a year. Snowfall averages 58.9 inches a year, most of it in March. That 14.9 inches is more than at 39 of the 91 Colorado stations used on this site (43%). Woodland Park, 15 miles northeast, has its own station (Ruxton Park, CO): 24.0 inches a year, 9.1 more than here, and a July average high of 74°F against 79°F.

Monthly climate normals 1991–2020 at Florissant Fossil Bed, CO
MonthHigh °FLow °FPrecip. inDays ≥ 0.1"Snow in
Jan3950.527.0
Feb4180.427.7
Mar49150.9311.7
Apr56211.139.4
May65291.643.8
Jun75371.640.1
Jul79422.970.0
Aug76413.080.0
Sep71331.340.7
Oct60230.724.4
Nov48140.527.3
Dec3950.416.8
Year582314.94158.9

Averages for 1991–2020 at Florissant Fossil Bed, CO (8,402 ft), from NOAA NCEI U.S. Climate Normals. Normals describe the station; the farther a place is from it, and the bigger the difference in height, the more its weather can differ.

Floods, thunderstorm wind and lightning near Florissant

Since 1996, the National Weather Service has logged 8 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Florissant: 5 flash floods, 1 heavy rain event, 1 thunderstorm wind report and 1 lightning strike. None is recorded as killing or injuring anyone; the NWS estimated $44,000 in property and crop damage. The strongest thunderstorm gust on record here was 100 mph, on May 8, 2015. August has had the most flash floods, 3 of 5. Of the 144 Colorado cities on this site with a flash flood on record, 53 have had fewer than Florissant.

Source: NOAA NCEI Storm Events Database, events whose starting point is on record, 1996 to June 30, 2026. Damage is the NWS estimate in the dollars of the year, not insured losses, and NWS notes that some reports are unverified.

Flood insurance claims, disaster declarations and FEMA risk ratings

Teller County, which includes Florissant, has been named in 13 federal disaster or emergency declarations since 1965, 6 of them major disasters (by incident: 4 fires, 2 biological emergencies, 2 floods, 2 snowstorms). The latest major disaster declaration was Severe Storms, Flooding, and Tornadoes, on August 25, 2023. FEMA's National Risk Index gives Teller County a Very Low rating for natural hazard risk overall; by hazard: Relatively High for lightning; Relatively Moderate for hail; Relatively Low for tornadoes; Very Low for inland flooding, strong wind and heat waves. It models the county's expected loss from all 18 hazards it covers at $16.8 million a year, the 25th highest of 64 Colorado counties; of the hazards above, the largest share, $2.7 million (16%), is from inland flooding.

Claims: FEMA, OpenFEMA Dataset FIMA NFIP Redacted Claims – v3, summed over ZIP codes; payments in the dollars of each year, not adjusted for inflation. Declarations: Disaster Declarations Summaries – v2, by county. Retrieved October 25, 2026. This product uses the Federal Emergency Management Agency's OpenFEMA API, but is not endorsed by FEMA. The Federal Government or FEMA cannot vouch for the data or analyses derived from these data after the data have been retrieved from the Agency's website(s).

Risk ratings: FEMA, National Risk Index county table, December 2025 (v1.20), retrieved October 26, 2026; ratings compare counties nationwide, are meant for planning and are no substitute for a local risk assessment. This product uses the Federal Emergency Management Agency's National Risk Index dataset API or downloadable datasets but is not endorsed by FEMA. The Federal Government or FEMA cannot vouch for the data or analyses derived from these data after the data have been retrieved from the Agency's website(s).

What counts as a pass, the distances and the sources: how this storm history is built.

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