AddAir quality in San Francisco
Air quality index (AQI⁺) and PM2.5 air pollution in San Francisco • 1.1M Followers • 16:00, Sep 23 Local time
27
US AQI⁺Good
Main pollutant:
PM2.5
4.8 µg/m³
20°
19 km/h
62 %
Hourly forecast
San Francisco air quality index (AQI⁺) forecast
Daily forecast
San Francisco air quality index (AQI⁺) forecast
| Today | 47 |  | 16° 12° |  27 km/h | 84% |
| Thu | 23 |  | 19° 16° | 27 km/h | 74% |
| Fri | 26 | | 19° 14° | 26 km/h | 71% |
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
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?
- 44 Fifth Avenue0
- Lake Street0
- Baker2
- Chenery St7
- Ingleside Terraces7
- Mission Street Station7
- San Francisco - Inner Mission8
- San Francisco - Mission Rock8
- Burlwood Drive9
- Flood Avenue9
- Lakeview near Margaret10
- San Jose Ave and Ocean Ave10
- Valencia Street11
- Golden Gate12
- Pine Street & California Street12
- West of Twin Peaks12
- Cow Hollow13
- Joost Avenue 113
- Potomac Street13
- Upper Shrader Cole Valley13
- 21st & Balboa14
- 540 Victoria Street14
- Congo Street14
- Scott Street14
- Baker St15
- LH Webster15
- Potrero Hill 18th & Mississippi15
- 23rd Street & 3rd Street16
- Isis Street16
- Outdoor16
- 3398 Baker Street17
- Capitol Avenue17
- Outer Sunset-2340 42nd Ave17
- 12th Ave18
- 144 Funston Avenue18
- 2635 16th Avenue18
- Molimo Drive18
- States Street18
- 351 Magellan Ave19
- 4739-4737 California St19
- Buchanan and Broadway19
- Castenada Avenue19
- Montezuma Street19
- Outer Richmond, San Francisco19
- West Page Street19
- Western Addition19
- Martha Avenue20
- 1108-1126 Cabrillo St21
- 541 Presidio Blvd21
- Pacheco Street21
- Pacific Primary21
- Stanyan Street21
- 150 Parker Ave.22
- 18thAve/TaravalUlloa22
- 19 St Charles Avenue22
- 2799-2701 Green St22
- 3rd Street Youth Innes Location22
- Delano Avenue22
- Hays Street22
- Newcomb Ave & Newhall St22
- Palou Ave & 3rd St22
- Portola Street22
- Presidio22
- Quesada & Jennings22
- The Nabe22
- Van Dyke and Lane street22
- 15th and Castro St.23
- 35 Keyes Ave23
- 915 Cayuga Ave23
- Balboa Park Pool23
- Lake & 21st Avenue23
- Rivoli Street23
- 1501-1599 8th Ave24
- 427 Kirkham Street24
- Anza Vista-the_balbs24
- Buena Vista Heights24
- Edgehill Open Space Park24
- Hickory Street24
- McAllister Street24
- Outer Sunset 424
- Outer Sunset 40th & Irving24
- Santa Rosa Avenue24
- Cole Valley25
- Jackson & Walnut25
- Kensington Way25
- Visitacion Valley25
- 847-815 Chenery St26
- Ashbury St26
- Espirit Park Roof26
- Mid Liberty Street26
- Natoma Street26
- Staples Avenue26
- 1377 29th Ave27
- 6th Ave Backyard27
- 950-992 Church St27
- Golden Gate Height27
- Hazelwood at Mangels27
- Mendell & La Salle Ave27
- Nob Hill27
- Quintara Street 227
- St Helena Cooperative Nursery School27
- UCSF Mount Zion27
- 116 Marietta Drive28
- 2949B-B Pacific Ave28
- 5235 Diamond Heights Boulevard28
- Bay Street28
- Filbert Street28
- IFR Mission St & 25th St28
- Ingerson & Ingalls Street28
- Laguna Street28
- Lippard Avenue28
- Pier 80 Terminal28
- Precita Avenue28
- UCSF Parnassus28
- YMCA Bayview Hunters Point28
- 100-200 Colby St29
- 300 Laidley Street29
- 6th and Hugo Street29
- Tompkins Avenue29
- 200-298 Carl St30
- 662 Cayuga Ave30
- Oakdale Avenue30
- Bernal Heights31
- Eureka Valley31
- Polk Gulch31
- Brannan St32
- Duncan Castro Open Space32
- Inner Sunset32
- Lombard Street32
- Sunnyside St32
- 100-200 Maynard St33
- BGC Tenderloin33
- Candlestick Park Office33
- Crocker Amazon33
- Griffith & Ingerson St33
- 1333 Jones St.34
- 2-76 Amethyst Way34
- 4010 Eureka Valley34
- ATB Hawkins Lane. San Francisco, Ca 9412434
- Diamond Street & Conrad Street34
- UCSF Mission Bay34
- 327-203 Marietta Dr35
- 600-698 Panorama Dr35
- McCoppin Hub35
- 460 29th street36
- ATB Jerrold Ave. San Francisco, Ca 9412436
- Mojave Street36
- Walter Street36
- 215 Connecticut St37
- 409A 30th Street37
- ATB Westbrook Ct. San Francisco, Ca 9412437
- Gladys Street37
- Miraloma Park O'Shaughnessy37
- Mission District37
- St. 00-99 Block37
- 1770 McKinnon Avenue38
- 382 7th St38
- Bernal Heights 238
- Illinois Street38
- 100 Block Andover39
- 313 Shotwell Street39
- 4000-4098 21st St39
- Bocana & Cortland39
- Downey Street39
- Mississippi Street39
- 4066 23rd Street41
- Mt. Davidson41
- Noe Valley41
- Noe Valley 241
- 24th Street42
- Mother Brown’s44
- Precita Valley45
- 99-1 Dolores Terrace49
- Ripley Street49
- Churchill Park50
- Mission District & Osage Street50
- Safer Together/Bernal50
- Mission District 151
- Wright Street 251
- 476-498 Innes Ave52
- The Little School52
- Page Street Station54
- 10th and Fulton Deck56
- Rincon Hill57
- 491 Corbett Avenue58
- Market Street 259
- De Haro Blvd60
- 4299-4201 26th St66
- Broadway between Hyde and Larkin70
- Mission Bernal Hospital71
- 2318 Fillmore Street85
- Potrero Hill 292
- 1034-1064 14th St102
- Potrero Hill155
