17,822
Recorded events
15
Counties covered
2,151
Direct deaths
$4.3B
Property damage
Arizona severe weather history covers 17,822 recorded events across 15 counties between 1952 and 2026.
The Arizona severe weather history record is dominated by thunderstorm wind, which accounts for 23.0% of everything logged statewide across 15 counties. Statewide, recorded events have caused 2,151 direct deaths since 1950.
By hazard type
Arizona severe weather history by hazard
| Hazard | Events | Counties | Deaths | Damage | Span |
|---|---|---|---|---|---|
| Thunderstorm Wind | 4,099 | 15 | 14 | $573.3M | 1955–2025 |
| Flash Flood | 3,480 | 15 | 111 | $252.8M | 1996–2025 |
| Excessive Heat | 1,867 | 0 | 1,110 | $25K | 2007–2025 |
| Hail | 1,318 | 15 | 1 | $2.8B | 1955–2025 |
| High Wind | 971 | 0 | 4 | $4.6M | 1996–2026 |
| Heavy Snow | 920 | 0 | 3 | $655K | 1996–2026 |
| Heat | 773 | 0 | 788 | $0 | 2003–2026 |
| Dust Storm | 764 | 0 | 6 | $4.3M | 1996–2026 |
| Heavy Rain | 694 | 14 | 0 | $4.0M | 1998–2026 |
| Drought | 633 | 0 | 0 | $0 | 1999–2026 |
| Flood | 405 | 15 | 12 | $41.6M | 1996–2025 |
| Winter Storm | 332 | 0 | 17 | $1.3M | 1996–2025 |
| Wildfire | 314 | 7 | 19 | $335.2M | 1996–2025 |
| Tornado | 305 | 14 | 3 | $49.5M | 1952–2026 |
| Lightning | 255 | 14 | 24 | $8.2M | 1996–2025 |
| Funnel Cloud | 219 | 13 | 0 | $0 | 1996–2025 |
| Strong Wind | 110 | 0 | 7 | $12.1M | 1996–2025 |
| Dense Fog | 109 | 0 | 0 | $50K | 1997–2023 |
| Winter Weather | 50 | 0 | 0 | $740K | 2007–2025 |
| Cold/Wind Chill | 46 | 0 | 25 | $225K | 2007–2026 |
| Frost/Freeze | 46 | 0 | 0 | $156.9M | 2004–2023 |
| Dust Devil | 33 | 9 | 0 | $297K | 1996–2026 |
| Debris Flow | 32 | 7 | 0 | $175K | 2004–2025 |
| Extreme Cold/Wind Chill | 18 | 0 | 2 | $1.1M | 2002–2023 |
| Avalanche | 9 | 0 | 0 | $0 | 2005–2022 |
| Blizzard | 8 | 0 | 0 | $0 | 2009–2010 |
| Ice Storm | 7 | 0 | 5 | $110K | 2004–2021 |
| Waterspout | 1 | 1 | 0 | $0 | 1996–1996 |
| Sleet | 1 | 0 | 0 | $0 | 2010–2010 |
| Tropical Storm | 1 | 0 | 0 | $0 | 1997–1997 |
| Freezing Fog | 1 | 0 | 0 | $0 | 2016–2016 |
| Dense Smoke | 1 | 0 | 0 | $0 | 2011–2011 |
County index
Most active counties
| County | Events | Deaths |
|---|---|---|
| Maricopa County | 2,748 | 26 |
| Pima County | 1,714 | 26 |
| Mohave County | 1,138 | 8 |
| Yavapai County | 933 | 6 |
| Coconino County | 781 | 31 |
| Pinal County | 740 | 9 |
| Cochise County | 612 | 16 |
| Gila County | 535 | 28 |
| Navajo County | 340 | 3 |
| Yuma County | 339 | 0 |
| La Paz County | 252 | 2 |
| Apache County | 234 | 4 |
| Santa Cruz County | 219 | 5 |
| Graham County | 180 | 1 |
| Greenlee County | 55 | 0 |
Full index
Every county in Arizona
- Maricopa County
- Pima County
- Mohave County
- Yavapai County
- Coconino County
- Pinal County
- Cochise County
- Gila County
- Navajo County
- Yuma County
- La Paz County
- Apache County
- Santa Cruz County
- Graham County
- Greenlee County
Quick answers
Frequently asked
How many severe weather events are recorded in Arizona?
17,822 events are on record across Arizona, covering 15 counties between 1952 and 2026.
Which county in Arizona has the most severe weather on record?
Maricopa County leads Arizona with 2,748 recorded events. Ranking reflects reported events, so densely populated counties tend to report more than sparsely populated ones.
Where does the Arizona 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
“Arizona Severe Weather History.” Severe Weather History. severeweatherhistory.com/state/arizona/ · Data: NOAA/NCEI, FEMA, U.S. Census — public domain.