AddAir quality in San Francisco
Air quality index (AQI⁺) and PM2.5 air pollution in San Francisco • 1.1M Followers • 03:00, Sep 23 Local time
21
US AQI⁺Good
Main pollutant:
O₃
46 µg/m³
13°
6 km/h
97 %
Hourly forecast
San Francisco air quality index (AQI⁺) forecast
Daily forecast
San Francisco air quality index (AQI⁺) forecast
| Today | 28 |  | 20° 13° |  17 km/h | 73% |
| Thu | 39 |  | 19° 13° | 25 km/h | 78% |
| Fri | 22 |  | 20° 16° | 25 km/h | 73% |
Air pollutants
What is the current air quality in San Francisco?
PM2.5 concentration currently meets the WHO annual PM2.5 guideline.
Health recommendations
 Enjoy outdoor activities |
 Open your windows to bring clean, fresh air indoors Get a monitor |
Protect yourself from air pollution in San Francisco
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.
Pollen
What is the pollen count in San Francisco today?
Index
Moderate
 Tree None | 0% |
 Grass None | 0% |
 Weed Moderate | 50% |
Source:
wetter.comHealth recommendations
Enjoy outdoor activities |
Open your windows to bring clean, fresh air indoors Get a monitor |
Pollen
What is the pollen count in San Francisco today?
Index
Moderate
Tree None | 0% |
Grass None | 0% |
Weed Moderate | 50% |
Source:
wetter.comProtect yourself from air pollution in San Francisco
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Medical grade air purifiers
Trusted worldwide, the HealthPro Series uses HyperHEPA technology. Filters ultrafine particles other air purifiers miss, delivering medical-grade protection.
Powerful, stylish air purifiers
Compact and powerful, the Atem Series combines Swiss engineering with high-performance air purification, filtering ultrafine particles with HyperHEPA technology.
Most polluted locations near San Francisco
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in San Francisco
Historic air quality near San Francisco
History
Historic air quality graph for San Francisco
Historic air quality near San Francisco
History
Historic air quality graph for San Francisco
Most polluted locations near San Francisco
Worldwide AQI⁺ rankingStation ranking
Real-time AQI⁺ station ranking for stations in San Francisco
Measure your own air quality
Get a monitor and contribute air quality data in your city.
Where is the cleanest air quality in San Francisco?
- Potomac Street0
- 21st & Balboa1
- 4066 23rd Street1
- 540 Victoria Street1
- Buchanan and Broadway1
- Greenwich Street1
- McAllister Street1
- Nob Hill1
- Outer Sunset 40th & Irving1
- Rivoli Street1
- Scott Street1
- West Page Street2
- Ashbury St3
- Martha Avenue3
- San Jose Ave and Ocean Ave3
- Upper Shrader Cole Valley3
- 10th and Fulton Deck4
- 4256 22nd Street4
- Capitol Avenue4
- Edgehill Open Space Park4
- LH Webster4
- Lippard Avenue4
- Mission Bernal Hospital4
- Golden Gate5
- Baker6
- Cow Hollow6
- Joost Avenue 16
- Castenada Avenue7
- Espirit Park Roof7
- Lombard Street7
- Natoma Street7
- Potrero Hill7
- Stanyan Street7
- West of Twin Peaks7
- 4010 Eureka Valley8
- Baker St8
- Quintara Street 28
- States Street8
- 2949B-B Pacific Ave9
- Balboa Park Pool9
- Isis Street9
- San Francisco - Mission Rock9
- Capp Street Garden10
- Flood Avenue10
- 15th and Castro St.11
- 23rd Street & 3rd Street11
- 5235 Diamond Heights Boulevard11
- 1770 McKinnon Avenue12
- 313 Shotwell Street12
- Golden Gate Height12
- Hickory Street12
- Noe Valley12
- Oakdale Avenue12
- Valley Street12
- 116 Marietta Drive13
- Mt. Davidson13
- Pacheco Street13
- Portola Street13
- 351 Magellan Ave14
- Broadway between Hyde and Larkin14
- Kensington Way14
- Laguna Street14
- Mississippi Street14
- Tompkins Avenue14
- Diamond Street & Conrad Street15
- Wright Street 215
- 12th Ave16
- 144 Funston Avenue16
- 200-298 Carl St16
- Churchill Park16
- Eureka Valley16
- McCoppin Hub16
- Precita Valley16
- St Helena Cooperative Nursery School16
- 19 St Charles Avenue17
- 215 Connecticut St17
- 4000-4098 21st St17
- 662 Cayuga Ave17
- 915 Cayuga Ave17
- Bernal Heights17
- Filbert Street17
- Mission District & Osage Street17
- Staples Avenue17
- Cole Valley18
- Gladys Street18
- Lake & 21st Avenue18
- Mid Liberty Street18
- Walter Street18
- 100 Block Andover19
- 150 Parker Ave.19
- 35 Keyes Ave19
- 476-498 Innes Ave19
- Anza Vista-the_balbs19
- Duncan Castro Open Space19
- Santa Rosa Avenue19
- 600-698 Panorama Dr20
- 6th and Hugo Street20
- 1108-1126 Cabrillo St21
- 18thAve/TaravalUlloa21
- Brannan St21
- Hazelwood at Mangels21
- Mojave Street21
- 100-200 Colby St22
- 1034-1064 14th St22
- 1501-1599 8th Ave22
- 427 Kirkham Street22
- 4739-4737 California St22
- 491 Corbett Avenue22
- Hays Street22
- Jackson & Walnut22
- Miraloma Park O'Shaughnessy22
- Mission District 122
- Noe Valley 222
- San Francisco - Inner Mission22
- St. 00-99 Block22
- 2799-2701 Green St23
- Buena Vista Heights23
- 460 29th street24
- 541 Presidio Blvd24
- 6th Ave Backyard24
- 99-1 Dolores Terrace24
- De Haro Blvd24
- Outdoor24
- Ripley Street24
- Sunnyside St24
- 1333 Jones St.26
- Illinois Street26
- 100-200 Maynard St27
- Outer Sunset 427
- 1377 29th Ave28
- 2-76 Amethyst Way29
- ATB Westbrook Ct. San Francisco, Ca 9412429
- Outer Sunset-2340 42nd Ave29
- Rincon Hill29
- UCSF Mission Bay29
- 327-203 Marietta Dr30
- 382 7th St32
- Griffith & Ingerson St32
- Inner Sunset32
- Quesada & Jennings32
- UCSF Parnassus32
- 3rd Street Youth Innes Location34
- ATB Hawkins Lane. San Francisco, Ca 9412434
- Palou Ave & 3rd St34
- Newcomb Ave & Newhall St35
- Van Dyke and Lane street35
- ATB Jerrold Ave. San Francisco, Ca 9412436
- UCSF Mount Zion36
- BGC Tenderloin37
- Ingerson & Ingalls Street37
- Mother Brown’s37
- Crocker Amazon38
- IFR Mission St & 25th St38
- Outer Richmond, San Francisco38
- Safer Together/Bernal38
- The Nabe38
- YMCA Bayview Hunters Point39
- Pier 80 Terminal41
- Bocana & Cortland43
- Presidio43
- 3398 Baker Street44
- Potrero Hill 250
- Downey Street66
