Outdoor conditions in

San Francisco

California
Air qualityAir quality is moderate at the official reporting area.Air near ground level
Now
  1. 62°Sunny0% rain82% humidityGusts 8 mph
  2. 62°Sunny0% rain82% humidityGusts 8 mph
  3. 62°Sunny0% rain82% humidityGusts 10 mph
  4. 62°Sunny0% rain82% humidityGusts 13 mph
  5. 62°Sunny0% rain84% humidityGusts 14 mph
  6. 61°Mostly Clear0% rain84% humidityGusts 14 mph
  7. 61°Mostly Clear0% rain84% humidityGusts 14 mph
  8. 60°Mostly Clear0% rain84% humidityGusts 14 mph
  9. 61°Mostly Clear0% rain84% humidityGusts 13 mph
  10. 61°Mostly Clear0% rain84% humidityGusts 13 mph
  11. 61°Mostly Clear0% rain84% humidityGusts 13 mph
  12. 61°Mostly Clear0% rain84% humidityGusts 12 mph
  13. 61°Mostly Clear0% rain84% humidityGusts 12 mph
  14. 60°Mostly Clear0% rain84% humidityGusts 9 mph
  15. 60°Mostly Clear0% rain84% humidityGusts 8 mph
  16. 60°Mostly Clear0% rain82% humidityGusts 8 mph
  17. 60°Mostly Clear0% rain81% humidityGusts 8 mph
  18. 61°Sunny0% rain80% humidityGusts 8 mph
  19. 61°Sunny0% rain78% humidityGusts 8 mph
  20. 61°Sunny0% rain77% humidityGusts 8 mph
  21. 62°Sunny0% rain75% humidityGusts 8 mph
  22. 62°Sunny0% rain75% humidityGusts 8 mph
  23. 62°Sunny0% rain73% humidityGusts 8 mph
  24. 63°Sunny0% rain73% humidityGusts 7 mph
Extra care for

A little farther out

The next five days

Today

Today looks fairly quiet.

Rain
0%
Humidity
82–84%
Wind
14 mph
Fri

Friday looks fairly quiet.

Rain
0%
Humidity
73–88%
Wind
14 mph
Sat

Saturday looks fairly quiet.

Rain
0%
Humidity
85–94%
Wind
18 mph
Sun

Sunday looks fairly quiet.

Rain
0%
Humidity
94–96%
Wind
22 mph
Mon

Monday looks fairly quiet.

Rain
30%
Humidity
77–93%
Wind
23 mph
  1. 62° / 60°Today looks fairly quiet.0% rain · Humidity 82–84% · Wind 14 mph
  2. 64° / 60°Friday looks fairly quiet.0% rain · Humidity 73–88% · Wind 14 mph
  3. 62° / 58°Saturday looks fairly quiet.0% rain · Humidity 85–94% · Wind 18 mph
  4. 59° / 57°Sunday looks fairly quiet.0% rain · Humidity 94–96% · Wind 22 mph
  5. 59° / 56°Monday looks fairly quiet.30% rain · Humidity 77–93% · Wind 23 mph

Environmental watch

Air quality + smoke

Air quality

San Rafael area · Updated Thu 1:26 PM
53ModerateUS AQI

Moderate now, easing to Good through Fri 12 PM.

53 is in the Moderate range (51–100). Most people can be active outside; if you’re unusually sensitive to fine particles, consider a shorter or easier outing.

Sky check

No plume detected overhead

Satellite view · Updated Thu 11:45 AM

Air near ground53 · Moderate US AQI

Rain, in motion · Past four hours

San Francisco radar

Ready when you areSee what is moving toward San Francisco.

Watch the last four hours of rain, then search any nearby trail, lake, or address.

View the official forecast ↗

Outdoor fire check

Thinking about a backyard fire?

Weather is less concerning around 1 PM–4 PM.

Humidity stays higher and winds stay lighter for at least three hours.

Next 12 hoursChoose a time to see what is driving the concern.
Selected timeNowLower weather concern

Humidity is 82% with light wind and gusts below 9 mph.

Humidity
82%
Wind
5 mph
Gusts
8 mph

Check local rules. Weather is only part of the decision. Check city, county, and land-manager fire restrictions before lighting any outdoor fire.

Nearby regional view

Explore San Francisco Bay Area

About 0 miles away, the San Francisco Bay Area hub looks more deeply at San Francisco Bay Area, CA. It reflects that wider area rather than San Francisco’s exact conditions.

About these readingsSources and local limits

Weather

Forecasts, alerts, and radar come from NOAA and the National Weather Service.

Air quality

This reading describes San Rafael area, about 33 miles away. Conditions can differ at this exact spot.

Smoke

Satellite imagery shows smoke overhead. It cannot tell us how much smoke has reached breathing level.

This page represents San Francisco, CA, so conditions can vary from street to street. Environmental data: AirNow · participating air agencies · preliminary real-time US AQI · NOAA Hazard Mapping System · satellite-observed smoke.