Data Visualizations

Explore Climate Central's interactive data visualizations to understand climate change impacts in your community and around the world.

People Exposed to Climate Change: December 2025 - February 2026

Explore Climate Central's seasonal analysis of how climate change boosted temperatures worldwide between December 2025 and Febraury 2026.

Key Features:

Interactive map explorer
Country-level summaries
Climate change attribution

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Local Records

Compare the frequency of daily record-high and record-low temperatures in 247 U.S. cities. Generate daily-updating graphics to visualize local temperature records.

Key Features:

Graphics dashboard for local visualizations
Interactive map explorer
Data viewer with download capabilities

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Marathon Performance

Explore how climate change is influencing ideal marathon-running conditions over the next 20 years — highlighting which remain record contenders and which risk losing their competitive edge in a warming planet.

Key Features:

Data for 221 marathons around the globe
Chances of optimal running temperatures
Top marathons for both elite and recreational runners

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Urban Heat Hot Spots

Explore how and where urban heat islands boost temperatures within 65 major U.S. cities that are home to 50 million people, or 15% of the total U.S. population.

Key Features:

Urban heat island analysis
City-specific temperature data
Interactive map explorer

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Warming Across Generations

How has climate change shaped your lifetime of heat? Choose from one of 247 U.S. cities and enter your birth year to see how the number of extremely hot days has changed over time.

Key Features:

Personalized heat stories
Childhood extreme heat days
Climate change attribution

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People Exposed to Climate Change: June - August 2025

Explore Climate Central's seasonal analysis of how climate change boosted temperatures worldwide between June and August 2025.

Key Features:

Interactive map explorer
Country-level summaries
Climate change attribution

Explore Tool

Pregnancy Heat Risks

Extreme heat poses dangerous risks to global maternal health and birth outcomes. See which cities and countries experienced the most pregnancy heat risk days due to climate change from 2020-2024.

Key Features:

Regional interactive maps
Annual data for 247 countries and 940 cities
Climate change attribution

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People Exposed to Climate Change: December 2024 - February 2025

Explore Climate Central's seasonal analysis of how climate change boosted temperatures worldwide between December 2024 and February 2025.

Key Features:

Interactive map explorer
Country-level summaries
Climate change attribution

Explore Tool