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San Francisco, CA Air Quality & Pollenstar_ratehome

icon57 °F South of Market Station|Report|Change

Air Quality Index

icon
Today:
Good

Help keep air quality good by biking to work and enjoying outdoor activities.

AQI:
31
Dominant Pollutant:
O3

AQI Source: Contains Copernicus Atmosphere Monitoring Service information 2024 and/or modified Copernicus Atmosphere Monitoring Service information 2024

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Pollen

Current
none

Pollen Types: No Report

Today
none
No Data | 50°
Cloudy
14
none
60° | 48°
AM Fog/PM Sun
15
none
60° | 43°
Partly Cloudy
16
none
60° | 45°
Partly Cloudy

U.S. Counties Health Map & Air Pollution Monitors

Good
Moderate
Unhealthy if Sensitive
Unhealthy
Very Unhealthy
Hazardous
0-50
51-100
101-150
151-200
201-300
301-500
Fine Particulate Matter PM2.5*
Is an air pollutant that is a concern for people's health when levels are high. PM2.5 are tiny particles in the air which reduce visibility and cause the air to appear hazy when levels are elevated.
Learn more about air pollution and your health

Nearby Pollution Monitors

ID
Location
Time
Type
Level (µg/m3)
Get your own monitor and help fill the gaps in air pollution data.

Pressure

Current: 30.1 °in.

Wind Chill & Heat

Today
Good
Extreme Danger
ok
Extreme Danger
Today's ok: 57°F
Current
Temp
57°F
Humidity
86%
Feels Like
56°F
Wind
7 mph | S

UV Index

Current
no data
Current
0
Select Skin Type

-World Health Organization

Flu Activity

No Data

No Flu Data Available

Nov 14, 2024

U.S. Flu Activity Map
No Report
Local
No Activity
Regional
Sporadic
Widespread