Extreme Heat Risk in Las Vegas, NV
Risk Level: Extreme — Score 9/10
Live Extreme Heat alert status near Las Vegas
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Live extreme heat activity around Las Vegas — refreshed throughout the day.
Open full-screen map →Key Risk Factors
- FEMA rates Las Vegas's county as Very High risk for this hazard
- Estimated annual loss of $295M from this hazard type
- 34 events recorded in proximity in recent decades
- Active in the last 12 months (15 events)
- Average annual frequency: 11.8 events per year
Peak season: June-September
Last significant event: Excessive Heat - Northwest Arizona, Southeast California, Southern Nevada, United States (2025-08-20) — 3,090,000 people exposed
Highest Risk Cities for Extreme Heats
How Las Vegas Compares
Notable Extreme Heat Events Near Las Vegas
DisasterAWARE's historical archive records 5 notable extreme heat events near Las Vegas, ranked below by impact. The most impactful: Excessive Heat - Northwest Arizona, Southeast California, Southern Nevada, United States (August 2025) — 3,090,000 people exposed; $372,153M capital exposed.
Excessive Heat - Northwest Arizona, Southeast California, Southern Nevada, United States
August 19, 2025 — WARNING
3,090,000 people exposed; $372,153M capital exposed
Excessive Heat - Northwest Arizona, Southeast California, and Southern Nevada, United States
August 19, 2025 — WARNING
3,090,000 people exposed; $372,153M capital exposed
Extreme Heat - California, Nevada, Arizona, United States
August 25, 2019 — WARNING
Impact data not available
Extreme Heat - Nevada, Arizona and California, United States
August 12, 2019 — WARNING
Impact data not available
Extreme Heat - California/Nevada/Arizona, United States
July 27, 2016 — 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
How this data is built
Las Vegas, NV extreme heat risk combines Historical Event Intelligence with authoritative hazard modeling from the Geospatial Intelligence Layers catalog. Live extreme heat monitoring is available through the Event Intelligence API and the DisasterAWARE Platform.
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