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Climate change in San Francisco, California
Climate change is affecting locations like San Francisco in a variety of ways. In summer, these impacts include drought, potentially hazardous atmospheric rivers, and more frequent fire weather.
Explore these pages to learn how people in San Francisco are at risk in a warming world.
San Francisco's climate threats in include:
Explore some ways climate change is affecting San Francisco in summer
Worsening drought
Warmer, thirstier air worsens drought
Warmer and wetter atmospheric rivers
Warming boosts moisture, making storms wetter, stronger, and costlier.
More record heat
Daily heat records have outnumbered daily cold records in recent years.
More fire weather
Wildfire seasons are lengthening and intensifying.
More mosquito days
Mosquitoes thrive in warm and humid conditions that are becoming more frequent
More graphics about San Francisco and climate change
Browse climate-related graphics for all seasons localized for San Francisco, available for download and use consistent with our Terms of use.
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