AddAir quality in San Francisco
Air quality index (AQI⁺) and PM2.5 air pollution in San Francisco • 1.1M Followers • 13:00, Sep 30 Local time
31
US AQI⁺Good
Main pollutant:
PM2.5
5.6 µg/m³
23°
12 km/h
46 %
Hourly forecast
San Francisco air quality index (AQI⁺) forecast
Daily forecast
San Francisco air quality index (AQI⁺) forecast
| Today | 31 | | 23° 14° |  18 km/h | 69% |
| Thu | 32 |  | 19° 12° | 18 km/h | 79% |
| Fri | 33 |  | 21° 12° | 17 km/h | 69% |
Air pollutants
What is the current air quality in San Francisco?
PM2.5 concentration is currently 1.1 times the World Health Organization annual PM2.5 guideline value.
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?
- Chenery St1
- Ingleside Terraces1
- Mission Street Station1
- Burlwood Drive3
- Joost Avenue 14
- McAllister Street4
- Valencia Street5
- Lake Street7
- San Jose Ave and Ocean Ave7
- Western Addition7
- Mendell & La Salle Ave8
- Montezuma Street10
- Outer Sunset 40th & Irving10
- 10th and Fulton Deck13
- 44 Fifth Avenue13
- Flood Avenue13
- Upper Shrader Cole Valley13
- Delano Avenue14
- 847-815 Chenery St15
- Scott Street15
- Mission Bernal Hospital16
- Quintara Street 216
- Isis Street17
- Rivoli Street17
- Golden Gate18
- Kensington Way18
- Martha Avenue18
- Molimo Drive18
- West of Twin Peaks18
- Capitol Avenue19
- Potomac Street19
- States Street20
- 540 Victoria Street21
- Pine Street & California Street21
- Precita Avenue21
- Baker22
- Buchanan and Broadway22
- Potrero Hill 18th & Mississippi22
- The Little School22
- Baker St23
- Stanyan Street23
- Visitacion Valley23
- Bernal Heights 224
- Oakdale Avenue24
- 950-992 Church St25
- Lippard Avenue25
- St Helena Cooperative Nursery School25
- 19 St Charles Avenue26
- Edgehill Open Space Park26
- Lombard Street26
- 300 Laidley Street27
- Ashbury St27
- Castenada Avenue27
- LH Webster27
- West Page Street27
- 12th Ave28
- 144 Funston Avenue28
- 15th and Castro St.28
- Golden Gate Height28
- Pacheco Street28
- San Francisco - Inner Mission28
- 2949B-B Pacific Ave29
- 351 Magellan Ave29
- 409A 30th Street29
- 541 Presidio Blvd29
- Lake & 21st Avenue29
- Mid Liberty Street29
- Mt. Davidson29
- Noe Valley29
- Portola Street29
- Potrero Hill29
- Tompkins Avenue29
- 1108-1126 Cabrillo St30
- Natoma Street30
- 1770 McKinnon Avenue31
- 4066 23rd Street31
- 5235 Diamond Heights Boulevard31
- 915 Cayuga Ave31
- Filbert Street31
- 491 Corbett Avenue32
- Hazelwood at Mangels32
- Hickory Street32
- Walter Street32
- 116 Marietta Drive33
- 662 Cayuga Ave33
- Diamond Street & Conrad Street33
- McCoppin Hub33
- Mission District & Osage Street33
- Outdoor33
- Precita Valley33
- SF Hamerton Ave33
- 100-200 Colby St34
- Balboa Park Pool34
- Churchill Park34
- Market Street 234
- Nob Hill34
- Page Street Station34
- Santa Rosa Avenue34
- Staples Avenue34
- 18thAve/TaravalUlloa35
- Espirit Park Roof35
- Hays Street35
- Wright Street 235
- 100 Block Andover36
- 100-200 Maynard St36
- 150 Parker Ave.36
- 2799-2701 Green St36
- 35 Keyes Ave36
- Eureka Valley36
- Gladys Street36
- Laguna Street36
- Mission District36
- Noe Valley 236
- Outer Sunset 436
- Ripley Street36
- 313 Shotwell Street37
- 427 Kirkham Street37
- 4739-4737 California St37
- Bay Street37
- Sunnyside St37
- 1034-1064 14th St38
- Bernal Heights38
- Cole Valley38
- Mojave Street38
- 600-698 Panorama Dr39
- 6th and Hugo Street39
- Inner Sunset39
- Parkmerced-SFSU Bay Conference Center39
- Anza Vista-the_balbs40
- San Francisco - Mission Rock40
- 200-298 Carl St41
- 327-203 Marietta Dr41
- 4000-4098 21st St41
- 460 29th street41
- Brannan St41
- Duncan Castro Open Space41
- Mississippi Street41
- 99-1 Dolores Terrace42
- Buena Vista Heights42
- Mission District 142
- 1333 Jones St.43
- 6th Ave Backyard43
- De Haro Blvd43
- Miraloma Park O'Shaughnessy43
- UCSF Parnassus43
- 1377 29th Ave44
- 2-76 Amethyst Way44
- 215 Connecticut St44
- Quesada & Jennings44
- 1501-1599 8th Ave45
- Illinois Street46
- Jackson & Walnut46
- UCSF Mount Zion47
- 382 7th St49
- Polk Gulch49
- ATB Jerrold Ave. San Francisco, Ca 9412450
- 476-498 Innes Ave51
- St. 00-99 Block51
- UCSF Mission Bay52
- ATB Hawkins Lane. San Francisco, Ca 9412453
- Outer Richmond, San Francisco53
- ATB Westbrook Ct. San Francisco, Ca 9412454
- BGC Tenderloin55
- Palou Ave & 3rd St55
- Van Dyke and Lane street55
- 23rd Street & 3rd Street56
- Crocker Amazon56
- IFR Mission St & 25th St56
- Rincon Hill56
- 3398 Baker Street58
- Griffith & Ingerson St58
- Ingerson & Ingalls Street58
- Newcomb Ave & Newhall St58
- Mother Brown’s60
- Presidio60
- YMCA Bayview Hunters Point62
- Bocana & Cortland66
- Potrero Hill 268
- 3rd Street Youth Innes Location69
- Donahue st77
- Safer Together/Bernal79
- Pier 80 Terminal84
- Downey Street86
- The Nabe96
