AddAir quality in San Francisco
Air quality index (AQI⁺) and PM2.5 air pollution in San Francisco • 1.1M Followers • 20:00, Sep 20 Local time
19
US AQI⁺Good
Main pollutant:
O₃
42 µg/m³
14°
17 km/h
98 %
Hourly forecast
San Francisco air quality index (AQI⁺) forecast
Daily forecast
San Francisco air quality index (AQI⁺) forecast
| Today | 36 |  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
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?
- Potomac Street0
- Baker1
- Castenada Avenue1
- Congo Street1
- Flood Avenue1
- Potrero Hill1
- 4066 23rd Street2
- 409A 30th Street2
- Ashbury St2
- Martha Avenue2
- West of Twin Peaks2
- 4256 22nd Street3
- Bernal Heights 23
- Golden Gate3
- Precita Avenue3
- Sait Germain Avenue3
- West Page Street3
- Delano Avenue4
- Yosemite Ave4
- San Jose Ave and Ocean Ave5
- 2635 16th Avenue6
- Joost Avenue 16
- Lakeview near Margaret6
- San Francisco - Mission Rock6
- States Street6
- Upper Shrader Cole Valley6
- 21st & Balboa7
- 4010 Eureka Valley7
- 5235 Diamond Heights Boulevard7
- 540 Victoria Street7
- Market Street 27
- Mendell & La Salle Ave7
- Nob Hill7
- Pacheco Street7
- Capp Street Garden8
- Cow Hollow8
- Natoma Street8
- Noe Valley8
- Pacific Primary8
- Baker St9
- Brannan St9
- LH Webster9
- Stanyan Street9
- Wright Street 29
- 116 Marietta Drive10
- Tompkins Avenue10
- 15th and Castro St.11
- 2949B-B Pacific Ave11
- Espirit Park Roof11
- Isis Street11
- Quintara Street 211
- San Francisco - Inner Mission11
- 1501-1599 8th Ave12
- 19 St Charles Avenue12
- 662 Cayuga Ave12
- Anza Vista-the_balbs12
- Eureka Valley12
- House Guerrero12
- Mississippi Street12
- St. 00-99 Block12
- Staples Avenue12
- 12th Ave13
- 18thAve/TaravalUlloa13
- 4299-4201 26th St13
- Broadway between Hyde and Larkin13
- Duncan Castro Open Space13
- Oakdale Avenue13
- Portola Street13
- Precita Valley13
- Walter Street13
- 1034-1064 14th St14
- 351 Magellan Ave14
- 4739-4737 California St14
- Cole Valley14
- Filbert Street14
- Hickory Street14
- 100 Block Andover15
- 915 Cayuga Ave15
- Kensington Way15
- Lake & 21st Avenue15
- Valley Street15
- 144 Funston Avenue16
- 1770 McKinnon Avenue16
- 35 Keyes Ave16
- Diamond Street & Conrad Street16
- Gladys Street16
- Page Street Station16
- 150 Parker Ave.17
- 313 Shotwell Street17
- De Haro Blvd17
- Golden Gate Height17
- Jackson & Walnut17
- Laguna Street17
- Mid Liberty Street17
- Miraloma Park O'Shaughnessy17
- Outer Sunset-2340 42nd Ave17
- Sunnyside St17
- 100-200 Maynard St18
- 1108-1126 Cabrillo St18
- 200-298 Carl St18
- 215 Connecticut St18
- 460 29th street18
- 491 Corbett Avenue18
- Balboa Park Pool18
- Potrero Hill 218
- Santa Rosa Avenue18
- 1377 29th Ave19
- 541 Presidio Blvd19
- Bernal Heights19
- Hays Street19
- Hazelwood at Mangels19
- McCoppin Hub19
- Mojave Street19
- Outdoor19
- St Helena Cooperative Nursery School19
- UCSF Mount Zion19
- 23rd Street & 3rd Street20
- 1333 Jones St.21
- 2-76 Amethyst Way21
- 327-203 Marietta Dr21
- 476-498 Innes Ave21
- Noe Valley 221
- Outer Sunset 421
- Ripley Street21
- 100-200 Colby St22
- 2799-2701 Green St22
- 3398 Baker Street22
- 600-698 Panorama Dr22
- Buena Vista Heights22
- Ingerson & Ingalls Street22
- Mission District22
- Mission District & Osage Street22
- Quesada & Jennings22
- Van Dyke and Lane street22
- 427 Kirkham Street23
- Churchill Park23
- Illinois Street23
- Mt. Davidson23
- UCSF Mission Bay23
- UCSF Parnassus23
- 6th Ave Backyard24
- ATB Westbrook Ct. San Francisco, Ca 9412424
- Mission District 124
- Outer Richmond, San Francisco24
- 6th and Hugo Street26
- 99-1 Dolores Terrace26
- 382 7th St27
- ATB Hawkins Lane. San Francisco, Ca 9412427
- 3rd Street Youth Innes Location28
- ATB Jerrold Ave. San Francisco, Ca 9412429
- Inner Sunset29
- Rincon Hill29
- SF Hamerton Ave31
- BGC Tenderloin33
- Griffith & Ingerson St33
- IFR Mission St & 25th St33
- Mother Brown’s33
- Newcomb Ave & Newhall St33
- Pier 80 Terminal33
- Presidio33
- The Nabe33
- YMCA Bayview Hunters Point33
- Crocker Amazon34
- Bocana & Cortland44
- Safer Together/Bernal50
- 4000-4098 21st St53
- Downey Street53
- Palou Ave & 3rd St56
- Bay Street58
