Severe Weather History


Excessive Heat Records Across the U.S.

21,179

Recorded events

1

Counties affected

2,061

Direct deaths

$18.7M

Property damage

21,179 excessive heat events are recorded across 1 U.S. counties between 2000 and 2025.

Systematic records for this hazard begin in 1996 — earlier gaps reflect reporting practice, not calm weather.

Most affected

Top counties for excessive heat

RankCountyEventsDeathsDamage
#1District of Columbia, District of Columbia10$0
Source: NOAA/NCEI Storm Events · ranked by recorded event count