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7
Very High

extreme-heat Extreme Heat Risk in Fresno, CA

Risk Level: Very High — Score 7/10

FEMA: 7Historical: 9

Key Risk Factors

  • FEMA rates Fresno's county as Relatively High risk
  • Estimated annual loss of $12M from this hazard type
  • 2 events on record in proximity
  • 1 event(s) in the last 12 months
  • Average annual frequency: 7.0 events per year

Peak season: June-September

Last significant event: Heat - Central California, United States (2025-09-01) — 3,010,000 people exposed

Highest Risk Cities for Extreme Heats

1
FEMA: 9Historical: 8
2
FEMA: 9Historical: 0
3
FEMA: 9Historical: 10
4
FEMA: 9Historical: 10
5
FEMA: 9Historical: 10
6
FEMA: 9Historical: 10
7
FEMA: 9Historical: 0
8
FEMA: 9Historical: 10
9
FEMA: 7Historical: 10
10
FEMA: 7Historical: 10
Fresno is not in the top 10 for extreme heat risk among tracked cities.

How Fresno Compares

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Notable Extreme Heat Events Near Fresno

Heat - Central California, United States

August 31, 2025 ADVISORY

3,010,000 people exposed; $638,788M capital exposed

Extreme Temperatures - San Joaquin Valley California, United States

February 5, 2019 WARNING

Impact data not available

Extreme Heat Preparedness Tips

  • 1.Stay hydrated — drink water regularly even if you don’t feel thirsty
  • 2.Avoid outdoor activities during peak heat hours (10 AM – 4 PM)
  • 3.Know the signs of heat exhaustion and heat stroke
  • 4.Check on elderly neighbors and those without air conditioning
  • 5.Never leave children or pets in a parked vehicle

Related Pages

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