AddAir quality in San Francisco
Air quality index (AQI⁺) and PM2.5 air pollution in San Francisco • 1.1M Followers • 13:00, Sep 25 Local time
21
US AQI⁺Good
Main pollutant:
O₃
46 µg/m³
17°
24 km/h
78 %
Hourly forecast
San Francisco air quality index (AQI⁺) forecast
Daily forecast
San Francisco air quality index (AQI⁺) forecast
| Today | 21 | | 17° 15° |  27 km/h | 86% |
| Sat | 28 | | 15° 12° | 20 km/h | 86% |
| Sun | 28 |  80% | 16° 12° | 29 km/h | 92% |
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
Low
 Tree None | 0% |
 Grass None | 0% |
 Weed Low | 25% |
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
Low
Tree None | 0% |
Grass None | 0% |
Weed Low | 25% |
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?
- Baker0
- Potomac Street0
- Potrero Hill0
- San Francisco - Inner Mission0
- 409A 30th Street1
- Ashbury St1
- Lippard Avenue1
- Market Street 21
- Pacific Primary1
- San Francisco - Mission Rock1
- Visitacion Valley1
- 950-992 Church St2
- Congo Street2
- West of Twin Peaks2
- Upper Shrader Cole Valley3
- 4066 23rd Street4
- 5235 Diamond Heights Boulevard4
- Bernal Heights 24
- Lake Street4
- Moraga Street4
- The Little School4
- 4000-4098 21st St5
- Castenada Avenue5
- Edgehill Open Space Park5
- Noe Valley5
- 150 Parker Ave.6
- 15th and Castro St.6
- 4010 Eureka Valley6
- Golden Gate6
- Joost Avenue 16
- Oakdale Avenue6
- States Street6
- 2635 16th Avenue7
- 44 Fifth Avenue7
- 540 Victoria Street7
- Cow Hollow7
- Hickory Street7
- Hill House7
- Lakeview near Margaret7
- Precita Avenue7
- Quintara Street 27
- Stanyan Street7
- West Page Street7
- 116 Marietta Drive8
- 351 Magellan Ave8
- Brannan St8
- Filbert Street8
- Outdoor8
- 1108-1126 Cabrillo St9
- 1333 Jones St.9
- 144 Funston Avenue9
- 1770 McKinnon Avenue9
- California Street9
- Capp Street Garden9
- Duncan Castro Open Space9
- Eureka Valley9
- Gladys Street9
- Hays Street9
- Isis Street9
- Jackson & Walnut9
- Martha Avenue9
- Noe Valley 29
- Pacheco Street9
- Page Street Station9
- Portola Street9
- Tompkins Avenue9
- Valencia Street9
- Lake & 21st Avenue10
- Precita Valley10
- 12th Ave11
- 18thAve/TaravalUlloa11
- 4299-4201 26th St11
- Anza Vista-the_balbs11
- Baker St11
- Broadway between Hyde and Larkin11
- 1034-1064 14th St12
- 19 St Charles Avenue12
- 21st & Balboa12
- 4739-4737 California St12
- 884 Silver Avenue12
- Cole Valley12
- De Haro Blvd12
- LH Webster12
- Mid Liberty Street12
- Outer Richmond, San Francisco12
- Walter Street12
- 100 Block Andover13
- 100-200 Maynard St13
- 15th and Noe Street13
- 2318 Fillmore Street13
- 2799-2701 Green St13
- 2949B-B Pacific Ave13
- 541 Presidio Blvd13
- 662 Cayuga Ave13
- Bernal Heights13
- Buena Vista Heights13
- Diamond Street & Conrad Street13
- Golden Gate Height13
- Hazelwood at Mangels13
- Kensington Way13
- Mt. Davidson13
- Natoma Street13
- 313 Shotwell Street14
- 99-1 Dolores Terrace14
- Churchill Park14
- Laguna Street14
- Mojave Street14
- Staples Avenue14
- Valley Street14
- 2-76 Amethyst Way15
- Sunnyside St15
- 1501-1599 8th Ave16
- Mississippi Street16
- Ripley Street16
- St Helena Cooperative Nursery School16
- St. 00-99 Block16
- Wright Street 216
- 100-200 Colby St17
- 1377 29th Ave17
- 200-298 Carl St17
- 300 Laidley Street17
- 35 Keyes Ave17
- 4256 22nd Street17
- 460 29th street17
- Balboa Park Pool17
- Mission District 117
- Nob Hill17
- Outer Sunset 417
- Quesada & Jennings17
- The Nabe17
- UCSF Mount Zion17
- 215 Connecticut St18
- 427 Kirkham Street18
- Bay Street18
- House Guerrero18
- Miraloma Park O'Shaughnessy18
- Mission District & Osage Street18
- Potrero Hill 218
- Rincon Hill18
- 327-203 Marietta Dr19
- 491 Corbett Avenue19
- 915 Cayuga Ave19
- Espirit Park Roof19
- McCoppin Hub19
- Mission District19
- Santa Rosa Avenue19
- 476-498 Innes Ave21
- ATB Hawkins Lane. San Francisco, Ca 9412421
- Illinois Street21
- Outer Sunset-2340 42nd Ave21
- UCSF Mission Bay21
- 3398 Baker Street22
- Ingerson & Ingalls Street22
- Inner Sunset22
- Palou Ave & 3rd St22
- Pier 80 Terminal22
- UCSF Parnassus22
- Van Dyke and Lane street22
- 23rd Street & 3rd Street23
- 6th Ave Backyard23
- 382 7th St24
- 600-698 Panorama Dr24
- ATB Jerrold Ave. San Francisco, Ca 9412424
- ATB Westbrook Ct. San Francisco, Ca 9412424
- Parkmerced-SFSU Bay Conference Center27
- 3rd Street Youth Innes Location28
- 6th and Hugo Street28
- BGC Tenderloin28
- Griffith & Ingerson St28
- IFR Mission St & 25th St28
- Mother Brown’s28
- Newcomb Ave & Newhall St28
- Presidio28
- Bocana & Cortland33
- Crocker Amazon33
- YMCA Bayview Hunters Point33
- Safer Together/Bernal39
- Downey Street53
- Polk Gulch53
