AddAir quality in San Francisco
Air quality index (AQI⁺) and PM2.5 air pollution in San Francisco • 1.1M Followers • 20:00, Sep 21 Local time
11
US AQI⁺Good
Main pollutant:
PM2.5
2 µg/m³
14°
16 km/h
96 %
Hourly forecast
San Francisco air quality index (AQI⁺) forecast
Daily forecast
San Francisco air quality index (AQI⁺) forecast
| Today | 37 |  90% | 17° 13° |  18 km/h | 94% |
| Tue | 28 |  | 23° 13° | 17 km/h | 67% |
| Wed | 38 | | 19° 16° | 27 km/h | 70% |
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?
- 21st & Balboa0
- 5235 Diamond Heights Boulevard0
- Delano Avenue0
- Lakeview near Margaret0
- Martha Avenue0
- Quintara Street 20
- 4066 23rd Street1
- 540 Victoria Street1
- Buchanan and Broadway1
- Congo Street1
- Flood Avenue1
- Joost Avenue 11
- Lombard Street1
- Noe Valley1
- Outer Sunset 40th & Irving1
- Potrero Hill1
- Rivoli Street1
- Stanyan Street1
- Valencia Street1
- Visitacion Valley1
- West of Twin Peaks1
- 2635 16th Avenue2
- 4000-4098 21st St2
- 4010 Eureka Valley2
- 409A 30th Street2
- 4256 22nd Street2
- Cow Hollow2
- Potomac Street2
- San Jose Ave and Ocean Ave2
- States Street2
- 116 Marietta Drive3
- 15th and Castro St.3
- Balboa Park Pool3
- Bernal Heights 23
- Natoma Street3
- Nob Hill3
- Precita Avenue3
- Upper Shrader Cole Valley3
- Duncan Castro Open Space4
- LH Webster4
- Market Street 24
- Capp Street Garden5
- Espirit Park Roof5
- Tompkins Avenue5
- 1770 McKinnon Avenue6
- 19 St Charles Avenue6
- 2949B-B Pacific Ave6
- Baker St6
- Hickory Street6
- Isis Street6
- Mississippi Street6
- 662 Cayuga Ave7
- Anza Vista-the_balbs7
- Baker7
- Castenada Avenue7
- Diamond Street & Conrad Street7
- Edgehill Open Space Park7
- Pacheco Street7
- Portola Street7
- Precita Valley7
- San Francisco - Mission Rock7
- Wright Street 27
- Brannan St8
- De Haro Blvd8
- Eureka Valley8
- House Guerrero8
- Laguna Street8
- Mid Liberty Street8
- Oakdale Avenue8
- St. 00-99 Block8
- 35 Keyes Ave9
- 4299-4201 26th St9
- Filbert Street9
- Lake & 21st Avenue9
- Valley Street9
- 100 Block Andover10
- 1034-1064 14th St10
- 1333 Jones St.10
- 476-498 Innes Ave10
- Cole Valley10
- Hays Street10
- Page Street Station10
- Staples Avenue10
- 1501-1599 8th Ave11
- 15th and Noe Street11
- 200-298 Carl St11
- 313 Shotwell Street11
- 3398 Baker Street11
- 351 Magellan Ave11
- 4739-4737 California St11
- 915 Cayuga Ave11
- Bernal Heights11
- Broadway between Hyde and Larkin11
- Gladys Street11
- Hazelwood at Mangels11
- McCoppin Hub11
- 12th Ave12
- 460 29th street12
- Mission District12
- Santa Rosa Avenue12
- St Helena Cooperative Nursery School12
- Walter Street12
- 150 Parker Ave.13
- 18thAve/TaravalUlloa13
- 23rd Street & 3rd Street13
- 427 Kirkham Street13
- 600-698 Panorama Dr13
- Jackson & Walnut13
- Mt. Davidson13
- Sunnyside St13
- 1108-1126 Cabrillo St14
- 2799-2701 Green St14
- Buena Vista Heights14
- Churchill Park14
- Mission District & Osage Street14
- Mojave Street14
- Outer Sunset 414
- 100-200 Colby St15
- Kensington Way15
- Noe Valley 215
- 1377 29th Ave16
- 144 Funston Avenue16
- 541 Presidio Blvd16
- 99-1 Dolores Terrace16
- Illinois Street17
- Miraloma Park O'Shaughnessy17
- Mission District 117
- Outdoor17
- Palou Ave & 3rd St17
- San Francisco - Inner Mission17
- 2-76 Amethyst Way18
- 215 Connecticut St18
- 6th Ave Backyard18
- 100-200 Maynard St19
- 327-203 Marietta Dr19
- Ripley Street19
- 491 Corbett Avenue20
- Outer Sunset-2340 42nd Ave20
- UCSF Mission Bay21
- UCSF Mount Zion21
- 382 7th St22
- Rincon Hill22
- 6th and Hugo Street23
- ATB Westbrook Ct. San Francisco, Ca 9412423
- UCSF Parnassus23
- ATB Jerrold Ave. San Francisco, Ca 9412425
- ATB Hawkins Lane. San Francisco, Ca 9412426
- Inner Sunset27
- 3rd Street Youth Innes Location28
- IFR Mission St & 25th St28
- Ingerson & Ingalls Street28
- Newcomb Ave & Newhall St28
- Outer Richmond, San Francisco28
- Pier 80 Terminal28
- Quesada & Jennings28
- Van Dyke and Lane street28
- YMCA Bayview Hunters Point28
- Bocana & Cortland29
- Crocker Amazon29
- Griffith & Ingerson St29
- Mother Brown’s29
- Presidio29
- The Nabe29
- Downey Street31
- BGC Tenderloin32
- Safer Together/Bernal34
- Polk Gulch37
- SF Hamerton Ave38
- Golden Gate Height39
- Bay Street43
- Golden Gate54
