AddAir quality in San Francisco
Air quality index (AQI⁺) and PM2.5 air pollution in San Francisco • 1.1M Followers • 16:00, Sep 20 Local time
21
US AQI⁺Good
Main pollutant:
O₃
46 µg/m³
15°
19 km/h
97 %
Hourly forecast
San Francisco air quality index (AQI⁺) forecast
Daily forecast
San Francisco air quality index (AQI⁺) forecast
| Today | 38 |  80% | 17° 13° |  22 km/h | 93% |
| Mon | 43 | 80% | 17° 13° | 18 km/h | 90% |
| Tue | 32 |  | 21° 15° | 16 km/h | 72% |
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?
- Congo Street0
- West Page Street0
- Baker1
- Castenada Avenue1
- Lombard Street1
- Potrero Hill1
- Western Addition1
- 409A 30th Street2
- Ashbury St2
- Delano Avenue2
- Joost Avenue 12
- Precita Avenue2
- Sait Germain Avenue2
- San Jose Ave and Ocean Ave2
- West of Twin Peaks2
- 4256 22nd Street3
- Martha Avenue3
- Nob Hill3
- States Street4
- Yosemite Ave4
- Noe Valley5
- Upper Shrader Cole Valley5
- 2635 16th Avenue6
- 540 Victoria Street6
- Baker St6
- Golden Gate6
- Lakeview near Margaret6
- 351 Magellan Ave7
- 4010 Eureka Valley7
- 5235 Diamond Heights Boulevard7
- Pacheco Street7
- Stanyan Street7
- 15th and Castro St.8
- 21st & Balboa8
- 2949B-B Pacific Ave8
- Anza Vista-the_balbs8
- Capp Street Garden8
- Cow Hollow8
- Duncan Castro Open Space8
- LH Webster8
- Pacific Primary8
- 116 Marietta Drive9
- Brannan St9
- Espirit Park Roof9
- San Francisco - Mission Rock9
- Balboa Park Pool10
- Hickory Street10
- Isis Street10
- Oakdale Avenue10
- Page Street Station10
- Tompkins Avenue10
- 150 Parker Ave.11
- 1501-1599 8th Ave11
- Diamond Street & Conrad Street11
- Filbert Street11
- Laguna Street11
- Portola Street11
- San Francisco - Inner Mission11
- Wright Street 211
- 19 St Charles Avenue12
- 4739-4737 California St12
- 662 Cayuga Ave12
- Eureka Valley12
- House Guerrero12
- Jackson & Walnut12
- Lake & 21st Avenue12
- Mid Liberty Street12
- Mississippi Street12
- St. 00-99 Block12
- Staples Avenue12
- 100 Block Andover13
- 1034-1064 14th St13
- 1108-1126 Cabrillo St13
- 12th Ave13
- 1770 McKinnon Avenue13
- 18thAve/TaravalUlloa13
- 200-298 Carl St13
- 35 Keyes Ave13
- 4299-4201 26th St13
- Broadway between Hyde and Larkin13
- Hays Street13
- Hazelwood at Mangels13
- McCoppin Hub13
- Precita Valley13
- Walter Street13
- 100-200 Maynard St14
- 313 Shotwell Street14
- 427 Kirkham Street14
- Cole Valley14
- Golden Gate Height14
- Kensington Way14
- Natoma Street14
- Quintara Street 214
- 915 Cayuga Ave15
- 144 Funston Avenue16
- De Haro Blvd16
- Mission District16
- Santa Rosa Avenue16
- Valley Street16
- 1377 29th Ave17
- 215 Connecticut St17
- 3398 Baker Street17
- 460 29th street17
- 600-698 Panorama Dr17
- Bernal Heights17
- Buena Vista Heights17
- Churchill Park17
- Mission District & Osage Street17
- Van Dyke and Lane street17
- 2-76 Amethyst Way18
- 476-498 Innes Ave18
- 491 Corbett Avenue18
- Mojave Street18
- Potrero Hill 218
- Sunnyside St18
- 2799-2701 Green St19
- 541 Presidio Blvd19
- Illinois Street19
- Outdoor19
- St Helena Cooperative Nursery School19
- UCSF Mount Zion19
- 100-200 Colby St21
- 1333 Jones St.21
- 23rd Street & 3rd Street21
- 327-203 Marietta Dr21
- 6th Ave Backyard21
- Miraloma Park O'Shaughnessy21
- Mission District 121
- Outer Sunset 421
- Outer Sunset-2340 42nd Ave21
- Ripley Street21
- IFR Mission St & 25th St22
- Ingerson & Ingalls Street22
- Palou Ave & 3rd St22
- Quesada & Jennings22
- The Nabe22
- 6th and Hugo Street23
- Inner Sunset23
- UCSF Mission Bay23
- UCSF Parnassus23
- ATB Westbrook Ct. San Francisco, Ca 9412424
- Outer Richmond, San Francisco24
- Rincon Hill24
- 382 7th St25
- 99-1 Dolores Terrace25
- Gladys Street26
- Mt. Davidson26
- ATB Hawkins Lane. San Francisco, Ca 9412427
- 3rd Street Youth Innes Location28
- BGC Tenderloin28
- Bocana & Cortland28
- Griffith & Ingerson St28
- Newcomb Ave & Newhall St28
- Pier 80 Terminal28
- Presidio28
- YMCA Bayview Hunters Point28
- ATB Jerrold Ave. San Francisco, Ca 9412429
- SF Hamerton Ave31
- Crocker Amazon33
- Mother Brown’s33
- Safer Together/Bernal33
- Downey Street44
- Bay Street58
- 4000-4098 21st St64
