AddAir quality in San Francisco
Air quality index (AQI⁺) and PM2.5 air pollution in San Francisco • 1.1M Followers • 15:00, Sep 23 Local time
53
US AQI⁺Moderate
Main pollutant:
PM2.5
10.1 µg/m³
20°
17 km/h
58 %
Hourly forecast
San Francisco air quality index (AQI⁺) forecast
Daily forecast
San Francisco air quality index (AQI⁺) forecast
| Today | 53 |  | 20° 13° |  17 km/h | 73% |
| Thu | 47 |  | 19° 13° | 25 km/h | 79% |
| Fri | 23 | | 19° 16° | 27 km/h | 74% |
Air pollutants
What is the current air quality in San Francisco?
PM2.5 concentration is currently 2 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
 Sensitive groups should reduce outdoor exercise |
 Close your windows to avoid dirty outdoor air Get a monitor |
 Sensitive groups should wear a mask outdoors Get a mask |
 Sensitive groups should run an air purifier Get an air purifier |
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
Sensitive groups should reduce outdoor exercise |
Close your windows to avoid dirty outdoor air Get a monitor |
Sensitive groups should wear a mask outdoors Get a mask |
Sensitive groups should run an air purifier Get an air purifier |
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?
- Lake Street0
- Ingleside Terraces7
- 44 Fifth Avenue10
- Burlwood Drive10
- Joost Avenue 114
- Valencia Street15
- Chenery St19
- Quintara Street 219
- 23rd Street & 3rd Street20
- Kensington Way21
- Outer Richmond, San Francisco22
- Outer Sunset 424
- Outer Sunset 40th & Irving24
- Martha Avenue27
- Hays Street28
- Presidio28
- 4739-4737 California St30
- 540 Victoria Street30
- Delano Avenue31
- Mission Street Station31
- Lake & 21st Avenue32
- West of Twin Peaks32
- 144 Funston Avenue33
- 847-815 Chenery St33
- Polk Gulch33
- 19 St Charles Avenue35
- 409A 30th Street35
- Visitacion Valley35
- Capitol Avenue36
- Mt. Davidson36
- Staples Avenue37
- Balboa Park Pool38
- 1377 29th Ave39
- Golden Gate39
- 18thAve/TaravalUlloa40
- Lippard Avenue40
- Edgehill Open Space Park42
- 915 Cayuga Ave43
- Castenada Avenue43
- Mid Liberty Street43
- 662 Cayuga Ave44
- Griffith & Ingerson St44
- Market Street 244
- Pacheco Street44
- Quesada & Jennings44
- 351 Magellan Ave46
- UCSF Mount Zion46
- Santa Rosa Avenue47
- 1108-1126 Cabrillo St48
- 4256 22nd Street48
- Bernal Heights48
- Hazelwood at Mangels48
- Molimo Drive48
- 100-200 Colby St50
- 6th Ave Backyard50
- Ingerson & Ingalls Street50
- Montezuma Street51
- Sunnyside St51
- 12th Ave52
- 150 Parker Ave.52
- Golden Gate Height52
- St. 00-99 Block52
- The Little School52
- Tompkins Avenue52
- Crocker Amazon53
- Diamond Street & Conrad Street53
- Espirit Park Roof53
- Gladys Street53
- 100 Block Andover54
- 100-200 Maynard St54
- 116 Marietta Drive54
- 35 Keyes Ave54
- Inner Sunset54
- Outdoor54
- San Jose Ave and Ocean Ave54
- Wright Street 254
- 3398 Baker Street55
- ATB Westbrook Ct. San Francisco, Ca 9412455
- Bocana & Cortland55
- Mendell & La Salle Ave55
- Oakdale Avenue55
- Portola Street55
- 10th and Fulton Deck56
- 476-498 Innes Ave56
- Mississippi Street56
- Mojave Street56
- Potrero Hill 18th & Mississippi56
- West Page Street56
- 1501-1599 8th Ave57
- Illinois Street57
- Western Addition57
- 427 Kirkham Street58
- 460 29th street58
- 491 Corbett Avenue58
- ATB Jerrold Ave. San Francisco, Ca 9412458
- Baker58
- Candlestick Park Office58
- Bernal Heights 259
- Miraloma Park O'Shaughnessy59
- 2-76 Amethyst Way60
- 3rd Street Youth Innes Location60
- Anza Vista-the_balbs60
- Baker St60
- Bay Street60
- De Haro Blvd60
- Stanyan Street60
- Van Dyke and Lane street60
- 327-203 Marietta Dr61
- 600-698 Panorama Dr61
- 6th and Hugo Street61
- Precita Valley61
- Ripley Street61
- 5235 Diamond Heights Boulevard62
- ATB Hawkins Lane. San Francisco, Ca 9412462
- Brannan St62
- Mother Brown’s62
- Newcomb Ave & Newhall St62
- Palou Ave & 3rd St62
- Scott Street62
- UCSF Mission Bay62
- YMCA Bayview Hunters Point62
- 1770 McKinnon Avenue63
- 215 Connecticut St63
- 541 Presidio Blvd63
- Ashbury St63
- Jackson & Walnut63
- Noe Valley 263
- IFR Mission St & 25th St64
- Downey Street66
- Mission District & Osage Street66
- Cole Valley67
- McAllister Street67
- 200-298 Carl St69
- 950-992 Church St69
- LH Webster69
- Mission Bernal Hospital70
- Rivoli Street70
- States Street70
- 4010 Eureka Valley71
- Potomac Street71
- 2799-2701 Green St73
- Duncan Castro Open Space73
- Page Street Station73
- Safer Together/Bernal73
- 382 7th St74
- 15th and Castro St.75
- San Francisco - Mission Rock75
- 2949B-B Pacific Ave77
- Hickory Street78
- 24th Street79
- 4000-4098 21st St79
- Buena Vista Heights79
- Mission District79
- 2318 Fillmore Street85
- 4299-4201 26th St85
- Lombard Street88
- Mission District 188
- UCSF Parnassus88
- Eureka Valley90
- 4066 23rd Street91
- Rincon Hill91
- Potrero Hill 292
- Noe Valley93
- The Nabe97
- Walter Street99
- 1034-1064 14th St102
- Pier 80 Terminal105
- Buchanan and Broadway109
- Broadway between Hyde and Larkin110
- Natoma Street114
- Filbert Street116
- Churchill Park117
- 313 Shotwell Street121
- Pine Street & California Street121
- 99-1 Dolores Terrace130
- McCoppin Hub138
- San Francisco - Inner Mission143
- BGC Tenderloin152
- Laguna Street152
- Potrero Hill155
- Nob Hill162
- 1333 Jones St.171
