AddAir quality in San Francisco
Air quality index (AQI⁺) and PM2.5 air pollution in San Francisco • 1.1M Followers • 02:00, Sep 24 Local time
31
US AQI⁺Good
Main pollutant:
PM2.5
5.7 µg/m³
16°
6 km/h
85 %
Hourly forecast
San Francisco air quality index (AQI⁺) forecast
Daily forecast
San Francisco air quality index (AQI⁺) forecast
| Today | 38 |  | 18° 14° |  26 km/h | 78% |
| Fri | 23 | | 17° 14° | 28 km/h | 85% |
| Sat | 26 | | 18° 14° | 25 km/h | 76% |
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
City ranking
Real-time USA AQI⁺ city ranking
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
City ranking
Real-time USA AQI⁺ city ranking
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?
- 847-815 Chenery St4
- Chenery St4
- Edgehill Open Space Park4
- Ingleside Terraces4
- 23rd Street & 3rd Street5
- Valencia Street5
- 950-992 Church St7
- Lippard Avenue7
- Pine Street & California Street7
- Western Addition7
- Joost Avenue 19
- Potrero Hill 18th & Mississippi9
- 10th and Fulton Deck10
- Mendell & La Salle Ave10
- Montezuma Street10
- Upper Shrader Cole Valley11
- Bernal Heights 212
- West Page Street12
- 540 Victoria Street13
- Buchanan and Broadway13
- Burlwood Drive13
- Capitol Avenue13
- Castenada Avenue13
- Delano Avenue13
- McAllister Street13
- Rivoli Street14
- 409A 30th Street16
- Flood Avenue16
- Martha Avenue16
- Mission Bernal Hospital16
- Outer Sunset 40th & Irving16
- Potomac Street16
- Espirit Park Roof17
- Isis Street17
- West of Twin Peaks17
- Balboa Park Pool18
- Greenwich Street18
- Ashbury St19
- Golden Gate19
- LH Webster21
- Santa Rosa Avenue21
- St Helena Cooperative Nursery School21
- States Street21
- Baker St22
- Kensington Way22
- Pacheco Street22
- Portola Street22
- 12th Ave23
- Lombard Street23
- Mid Liberty Street23
- Molimo Drive23
- Oakdale Avenue23
- Quintara Street 223
- Stanyan Street23
- 351 Magellan Ave24
- 662 Cayuga Ave24
- Baker24
- Hickory Street25
- Visitacion Valley25
- Natoma Street26
- Staples Avenue26
- 144 Funston Avenue27
- 2949B-B Pacific Ave27
- 300 Laidley Street27
- 915 Cayuga Ave27
- Tompkins Avenue27
- Cole Valley28
- Outdoor28
- Page Street Station28
- San Jose Ave and Ocean Ave28
- Wright Street 228
- 100 Block Andover29
- 1770 McKinnon Avenue29
- 19 St Charles Avenue29
- 200-298 Carl St29
- 35 Keyes Ave29
- 4066 23rd Street29
- 600-698 Panorama Dr29
- 1108-1126 Cabrillo St30
- 1501-1599 8th Ave30
- Mission District30
- Mission District & Osage Street30
- St. 00-99 Block30
- 18thAve/TaravalUlloa31
- Gladys Street31
- Hazelwood at Mangels31
- UCSF Parnassus31
- Golden Gate Height32
- Noe Valley32
- 116 Marietta Drive33
- 427 Kirkham Street33
- 4739-4737 California St33
- 541 Presidio Blvd33
- 6th and Hugo Street33
- Hays Street33
- Lake & 21st Avenue33
- McCoppin Hub33
- Nob Hill33
- Potrero Hill 233
- 100-200 Colby St34
- 150 Parker Ave.34
- 2799-2701 Green St34
- 460 29th street34
- 491 Corbett Avenue34
- Anza Vista-the_balbs34
- Filbert Street34
- Precita Valley34
- 215 Connecticut St35
- 4010 Eureka Valley35
- Jackson & Walnut35
- Mojave Street35
- Potrero Hill35
- San Francisco - Mission Rock35
- Bernal Heights36
- Laguna Street36
- Bay Street37
- Mississippi Street37
- Mt. Davidson37
- 15th and Castro St.38
- 476-498 Innes Ave38
- 6th Ave Backyard38
- ATB Westbrook Ct. San Francisco, Ca 9412438
- Outer Sunset 438
- 24th Street39
- Crocker Amazon39
- De Haro Blvd39
- 1377 29th Ave40
- Inner Sunset40
- Mission District 140
- 100-200 Maynard St41
- 313 Shotwell Street41
- Miraloma Park O'Shaughnessy41
- 4299-4201 26th St42
- Churchill Park42
- 4000-4098 21st St43
- Brannan St43
- Eureka Valley43
- Ripley Street43
- Sunnyside St43
- 1333 Jones St.44
- 5235 Diamond Heights Boulevard44
- Buena Vista Heights44
- Griffith & Ingerson St44
- 99-1 Dolores Terrace46
- Walter Street47
- Diamond Street & Conrad Street48
- Illinois Street48
- 1034-1064 14th St49
- Market Street 249
- 3398 Baker Street50
- The Nabe50
- Rincon Hill51
- Scott Street51
- 327-203 Marietta Dr53
- 382 7th St53
- 3rd Street Youth Innes Location53
- Duncan Castro Open Space53
- Quesada & Jennings53
- Van Dyke and Lane street53
- IFR Mission St & 25th St55
- Ingerson & Ingalls Street55
- Safer Together/Bernal55
- San Francisco - Inner Mission55
- Newcomb Ave & Newhall St56
- Palou Ave & 3rd St56
- 2-76 Amethyst Way57
- BGC Tenderloin58
- Outer Richmond, San Francisco58
- Presidio58
- Bocana & Cortland62
- Downey Street62
- YMCA Bayview Hunters Point64
- Mother Brown’s66
- Pier 80 Terminal68
- The Little School69
