Extreme Heat Risk in Washington, DC
Risk Level: Very High — Score 7/10
Live Extreme Heat alert status near Washington
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Live extreme heat map around Washington
Shows extreme heat warnings and events that are active right now, refreshed through the day. When none are active, the map is empty by design.
Key Risk Factors
- FEMA rates Washington's county as Relatively High risk
- Estimated annual loss of $40M from this hazard type
- 15 events recorded in proximity in recent decades
- 5 event(s) in the 12 months to Aug 9, 2026
- Average annual frequency: 6.1 events per year
Peak season: June-September
Last significant event: Heat - Washington–Baltimore metro and Eastern Shore, United States (2026-07-18) — 6,240,000 people exposed
Highest Risk Cities for Extreme Heats
How Washington Compares
Notable Extreme Heat Events Near Washington
DisasterAWARE's historical archive records 5 notable extreme heat events near Washington, ranked below by impact. The most impactful: Extreme Heat - Eastern United States (June 2025) — 91,006,790 people exposed; $21,897,084M capital exposed.
Extreme Heat - Eastern United States
June 23, 2025 — WARNING
91,006,790 people exposed; $21,897,084M capital exposed
Extreme Heat - Northeastern United States
June 17, 2024 — WARNING
76,736,000 people exposed; $17,374,827M capital exposed
Excessive Heat - Washington D.C. metro (DC, central/northern Maryland and northern Virginia), Unite
July 4, 2026 — WATCH
9,490,000 people exposed; $2,352,552M capital exposed
Cold Weather - Washington metro (DC, MD, Northern VA), United States
January 27, 2026 — ADVISORY
8,890,000 people exposed; $2,261,237M capital exposed
Heat - Washington–Baltimore metro and Eastern Shore, United States
July 18, 2026 — ADVISORY
6,240,000 people exposed; $1,848,691M capital exposed
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
Washington, DC 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.
The data behind this page
Every score and event here comes from DisasterAWARE's hazard database — available as downloadable historical datasets and a real-time API.
Monitor Extreme Heat Risk in Real Time
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