AddAir quality in San Francisco
Air quality index (AQI⁺) and PM2.5 air pollution in San Francisco • 1.1M Followers • 21:00, Sep 21 Local time
11
US AQI⁺Good
Main pollutant:
PM2.5
2.1 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 | 36 |  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?
- Delano Avenue0
- Lakeview near Margaret0
- Martha Avenue0
- 4066 23rd Street1
- 540 Victoria Street1
- Ashbury St1
- Buchanan and Broadway1
- Congo Street1
- Lombard Street1
- Outer Sunset 40th & Irving1
- Potrero Hill1
- Rivoli Street1
- Stanyan Street1
- Valencia Street1
- Visitacion Valley1
- West of Twin Peaks1
- Yosemite Ave1
- 409A 30th Street2
- 4256 22nd Street2
- 5235 Diamond Heights Boulevard2
- Joost Avenue 12
- Potomac Street2
- San Jose Ave and Ocean Ave2
- States Street2
- West Page Street2
- 116 Marietta Drive3
- 4010 Eureka Valley3
- Bernal Heights 23
- Natoma Street3
- Nob Hill3
- Noe Valley3
- Precita Avenue3
- Upper Shrader Cole Valley3
- 15th and Castro St.4
- Balboa Park Pool4
- Edgehill Open Space Park4
- Flood Avenue4
- Market Street 24
- Quintara Street 24
- Wright Street 24
- 4000-4098 21st St6
- Cow Hollow6
- Espirit Park Roof6
- Isis Street6
- LH Webster6
- San Francisco - Inner Mission6
- San Francisco - Mission Rock6
- 1770 McKinnon Avenue7
- 2635 16th Avenue7
- 2949B-B Pacific Ave7
- 884 Silver Avenue7
- Anza Vista-the_balbs7
- Baker7
- Baker St7
- Castenada Avenue7
- Duncan Castro Open Space7
- Mississippi Street7
- Pacheco Street7
- Precita Valley7
- Capp Street Garden8
- House Guerrero8
- 19 St Charles Avenue9
- Brannan St9
- Eureka Valley9
- Laguna Street9
- Oakdale Avenue9
- Portola Street9
- Tompkins Avenue9
- 100 Block Andover10
- 21st & Balboa10
- 4299-4201 26th St10
- De Haro Blvd10
- Diamond Street & Conrad Street10
- Hickory Street10
- Valley Street10
- 1034-1064 14th St11
- 1333 Jones St.11
- 15th and Noe Street11
- 351 Magellan Ave11
- 476-498 Innes Ave11
- 662 Cayuga Ave11
- 915 Cayuga Ave11
- Bernal Heights11
- McCoppin Hub11
- Mid Liberty Street11
- Page Street Station11
- Potrero Hill 211
- St. 00-99 Block11
- Staples Avenue11
- 200-298 Carl St12
- 313 Shotwell Street12
- 35 Keyes Ave12
- Broadway between Hyde and Larkin12
- Gladys Street12
- Hazelwood at Mangels12
- Lake & 21st Avenue12
- Mission District12
- Walter Street12
- 12th Ave13
- 150 Parker Ave.13
- 215 Connecticut St13
- 460 29th street13
- 4739-4737 California St13
- Cole Valley13
- Filbert Street13
- Hays Street13
- Mission District & Osage Street13
- St Helena Cooperative Nursery School13
- Sunnyside St13
- 100-200 Maynard St14
- 1501-1599 8th Ave14
- 2318 Fillmore Street14
- 600-698 Panorama Dr14
- Kensington Way14
- Mojave Street14
- 23rd Street & 3rd Street15
- Churchill Park15
- 100-200 Colby St16
- 18thAve/TaravalUlloa16
- 427 Kirkham Street16
- Buena Vista Heights16
- Jackson & Walnut16
- Noe Valley 216
- Outdoor16
- Santa Rosa Avenue16
- 1108-1126 Cabrillo St17
- 2799-2701 Green St17
- 3398 Baker Street17
- 3rd Street Youth Innes Location17
- 541 Presidio Blvd17
- 99-1 Dolores Terrace17
- Mission District 117
- Quesada & Jennings17
- Van Dyke and Lane street17
- 144 Funston Avenue18
- 2-76 Amethyst Way18
- Miraloma Park O'Shaughnessy18
- Mt. Davidson18
- 1377 29th Ave19
- 327-203 Marietta Dr19
- 382 7th St19
- 491 Corbett Avenue20
- Illinois Street21
- Outer Sunset 421
- UCSF Mount Zion21
- 6th Ave Backyard22
- Palou Ave & 3rd St22
- Rincon Hill22
- Ripley Street22
- ATB Jerrold Ave. San Francisco, Ca 9412423
- Outer Sunset-2340 42nd Ave23
- ATB Westbrook Ct. San Francisco, Ca 9412424
- Inner Sunset24
- UCSF Mission Bay24
- UCSF Parnassus24
- ATB Hawkins Lane. San Francisco, Ca 9412426
- 6th and Hugo Street27
- Downey Street28
- Ingerson & Ingalls Street28
- Mother Brown’s28
- Newcomb Ave & Newhall St28
- IFR Mission St & 25th St29
- Pier 80 Terminal29
- Presidio29
- The Nabe29
- YMCA Bayview Hunters Point29
- BGC Tenderloin31
- Crocker Amazon31
- Griffith & Ingerson St31
- Bocana & Cortland32
- Outer Richmond, San Francisco33
- Golden Gate35
- Polk Gulch37
- SF Hamerton Ave38
- Bay Street43
- Safer Together/Bernal44
- Golden Gate Height45
