Severe Weather History


Arizona Heavy Rain History: 702 Recorded Events

694

Recorded events

14

Counties affected

0

Direct deaths

$4.0M

Property damage

Arizona heavy rain history: 694 recorded events across 14 counties between 1998 and 2026.

Decade by decade

Arizona heavy rain history by decade

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

The 2010s are the busiest decade on record with 482 reported heavy rain events across Arizona. 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 Arizona

RankCountyEventsDeathsDamageSpan
#1Yavapai County1590$165K2000–2025
#2Maricopa County1440$2.1M1998–2025
#3Coconino County1050$10K2000–2025
#4Gila County880$25K1998–2025
#5Navajo County530$1K2000–2023
#6Pinal County440$400K2004–2018
#7Apache County370$10K2002–2024
#8Pima County190$772K2008–2021
#9Yuma County150$145K2005–2017
#10Mohave County100$207K2002–2022
#11La Paz County100$6K2006–2016
#12Cochise County80$226K2012–2026
#13Santa Cruz County10$02008–2008
#14Graham County10$10K2004–2004
Source: NOAA/NCEI Storm Events · ranked by recorded event count

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