7
Very High
Extreme Heat Risk in Boston, MA
Risk Level: Very High — Score 7/10
FEMA: 7Historical: 4
Key Risk Factors
- FEMA rates Boston's county as Relatively High risk
- Estimated annual loss of $9M from this hazard type
- 1 events on record in proximity
- 1 event(s) in the last 12 months
- Average annual frequency: 5.3 events per year
Peak season: June-September
Last significant event: Cold Weather - Middlesex County, Massachusetts, United States (2026-02-07) — 48,000 people exposed
Highest Risk Cities for Extreme Heats
Boston is not in the top 10 for extreme heat risk among tracked cities.
How Boston Compares
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Notable Extreme Heat Events Near Boston
Cold Weather - Middlesex County, Massachusetts, United States
February 6, 2026 — ADVISORY
48,000 people exposed; $8,043M 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
Earthquake Risk in Boston
Score: 5/10
Wildfire Risk in Boston
Score: 1/10
Hurricane Risk in Boston
Score: 7/10
Flood Risk in Boston
Score: 7/10
Tornado Risk in Boston
Score: 5/10
Winter Storm Risk in Boston
Score: 7/10
Landslide Risk in Boston
Score: 1/10
Drought Risk in Boston
Score: 0/10
High Wind Risk in Boston
Score: 5/10
Tsunami Risk in Boston
Score: 0/10
Extreme Heat Risk in New York, NY
Score: 7/10
Extreme Heat Risk in Philadelphia, PA
Score: 9/10
Extreme Heat Risk in Baltimore, MD
Score: 7/10
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