7
Very High
Extreme Heat Risk in Portland, OR
Risk Level: Very High — Score 7/10
FEMA: 7Historical: 10
Key Risk Factors
- FEMA rates Portland's county as Relatively High risk
- Estimated annual loss of $10M from this hazard type
- 4 events on record in proximity
- 2 event(s) in the last 12 months
- Average annual frequency: 6.3 events per year
Peak season: June-September
Last significant event: Cold Weather - Northwest Oregon _ Southwest Washington, United States (2026-01-22) — 2,450,000 people exposed
Highest Risk Cities for Extreme Heats
Portland is not in the top 10 for extreme heat risk among tracked cities.
How Portland Compares
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Notable Extreme Heat Events Near Portland
Excessive Heat - Columbia River Gorge and East Portland Metro, United States
August 21, 2025 — WATCH
183,000 people exposed; $31,576M capital exposed
Heat Advisory - Washington/Oregon, United States
June 7, 2015 — ADVISORY
Impact data not available
Cold Weather - Northwest Oregon _ Southwest Washington, United States
January 21, 2026 — ADVISORY
2,450,000 people exposed; $379,924M capital exposed
Extreme Heat - Northwest United States
July 1, 2015 — ADVISORY
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
Earthquake Risk in Portland
Score: 7/10
Wildfire Risk in Portland
Score: 3/10
Hurricane Risk in Portland
Score: 0/10
Flood Risk in Portland
Score: 7/10
Tornado Risk in Portland
Score: 3/10
Winter Storm Risk in Portland
Score: 7/10
Landslide Risk in Portland
Score: 5/10
Drought Risk in Portland
Score: 1/10
High Wind Risk in Portland
Score: 5/10
Tsunami Risk in Portland
Score: 0/10
Extreme Heat Risk in Seattle, WA
Score: 7/10
Extreme Heat Risk in Sacramento, CA
Score: 5/10
Extreme Heat Risk in Oakland, CA
Score: 7/10
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