DisasterAWARE
5
High

extreme-heat Extreme Heat Risk in Rio de Janeiro, Brazil

Risk Level: High — Score 5/10

Risk: 5Historical: 10

Live Extreme Heat alert status near Rio de Janeiro

Checking live extreme heat alerts near Rio de Janeiro…

refreshes every 15 minutes · DisasterAWARE live feed · all active extreme heat alerts in the US →

Live extreme heat map around Rio de Janeiro

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

  • Moderate risk rating for Rio de Janeiro based on ThinkHazard (Extreme heat)
  • 10 events on record in proximity
  • 2 event(s) in the last 12 months

Peak season: June-September

Last significant event: Cold Weather - Southern And Southeast Brazil (2026-07-04) — 58,000,000 people exposed

Highest Risk Cities for Extreme Heats

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

How Rio de Janeiro Compares

Loading chart...

Notable Extreme Heat Events Near Rio de Janeiro

DisasterAWARE's historical archive records 5 notable extreme heat events near Rio de Janeiro, ranked below by impact. The most impactful: Extreme Heat - Brazil (May 2024) — 90,800,000 people exposed; $4,021,550M capital exposed.

Extreme Heat - Brazil

May 6, 2024 — WARNING

90,800,000 people exposed; $4,021,550M capital exposed

Heat Wave - Brazil

September 4, 2024 — WARNING

85,554,600 people exposed; $3,823,538M capital exposed

Extreme Heat - Southern Brazil

December 25, 2025 — WARNING

83,600,000 people exposed; $3,786,562M capital exposed

Cold Weather - Southern And Southeast Brazil

July 3, 2026 — ADVISORY

58,000,000 people exposed; $3,186,685M capital exposed

Extreme Cold - Southern Brazil

June 21, 2021 — 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

Rio de Janeiro, Brazil 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

Get real-time extreme heat alerts for Rio de Janeiro, Brazil and hundreds of other locations with DisasterAWARE's enterprise platform.