Severe Weather History


Colorado Heavy Rain History: 786 Recorded Events

782

Recorded events

54

Counties affected

2

Direct deaths

$787K

Property damage

Colorado heavy rain history: 782 recorded events across 54 counties between 1996 and 2025.

Decade by decade

Colorado heavy rain history by decade

Colorado heavy rain history: recorded events per decade
Colorado heavy rain history: recorded events per decade

The 2020s are the busiest decade on record with 422 reported heavy rain events across Colorado. Earlier decades are thinner because systematic reporting for this hazard expanded over time, not because the weather was calmer.

County ranking

Counties with the most heavy rain events in Colorado

RankCountyEventsDeathsDamageSpan
#1El Paso County2500$02018–2024
#2Pueblo County810$02019–2024
#3Mesa County691$470K1998–2025
#4La Plata County590$16K1997–2018
#5Garfield County350$22K1998–2025
#6Custer County250$02018–2024
#7Montezuma County220$180K1996–2018
#8Las Animas County190$02020–2023
#9Montrose County160$01998–2017
#10Huerfano County160$02020–2023
#11Rio Blanco County140$01997–2017
#12Archuleta County130$20K1997–2018
#13San Miguel County120$2K2003–2016
#14Otero County110$02019–2023
#15Prowers County110$02020–2022
#16Eagle County90$02003–2018
#17Routt County80$5K2003–2013
#18Baca County70$02019–2022
#19Ouray County70$02004–2013
#20Fremont County70$02019–2024
#21Delta County70$10K1998–2017
#22Kiowa County60$02021–2022
#23Pitkin County60$5K2003–2017
#24Gunnison County60$40K2004–2015
#25Dolores County60$02004–2013
Source: NOAA/NCEI Storm Events · ranked by recorded event count

Significant events

Deadliest heavy rain events in Colorado

DateCountyScaleDeathsInjuries
May 15, 2007Denver County—11
Aug 1, 2006Mesa County—10
Source: NOAA/NCEI Storm Events · dates UTC

All hazards in Colorado · Heavy Rain across the U.S.