Hail in Arizona — where it hits, county by county
Hail is a fact of life on Arizona ground — 472 National Weather Service hail reports in the last 5 years, led by Maricopa County, peaking around September. The table below ranks the counties; the interactive national map shows exactly where, year by year. Checking a specific address? The map’s search box pulls every dated report within 25 miles.
Open the interactive map on Arizona →Top hail counties in Arizona (2022–2026)
| County | Reports | Avg/yr | Peak month | % damaging (≥1.5″) |
|---|---|---|---|---|
| Maricopa | 126 | 25.2 | Sep | 4% |
| MARICOPA | 83 | 16.6 | Feb | 4% |
| YAVAPAI | 45 | 9.0 | May | 11% |
| Yavapai | 43 | 8.6 | Jul | 5% |
| Pima | 35 | 7.0 | Jul | 14% |
| Coconino | 30 | 6.0 | Sep | 0% |
| Gila | 21 | 4.2 | Jul | 5% |
| Pinal | 21 | 4.2 | Jan | 5% |
| PIMA | 20 | 4.0 | Jul | 10% |
| PINAL | 18 | 3.6 | Feb | 0% |
| COCONINO | 16 | 3.2 | May | 6% |
| Cochise | 14 | 2.8 | Aug | 21% |
Arizona hail — the questions people ask
Where does it hail the most in Arizona?
By reported hail over the last 5 years, the most active counties in Arizona are Maricopa, MARICOPA, YAVAPAI. Reports track population and spotter coverage as well as storms, so rural corridors can be under-counted; the persistent leaders on this table are real hail geography.
When is hail season in Arizona?
Reported hail in Arizona peaks around September, with most activity in the spring-through-midsummer window. Any single year can break the pattern.
How much of Arizona's hail is damaging?
On this page, damaging means reported stones of 1.5″ or larger — the size that reliably dents roofs and vehicles and strips crops. The per-county damaging share is in the table; statewide, hail of any size totaled 472 reports over 5 years.