AddAir quality in San Francisco
Air quality index (AQI⁺) and PM2.5 air pollution in San Francisco • 1.1M Followers • 05:00, Sep 21 Local time
22
US AQI⁺Good
Main pollutant:
O₃
48 µg/m³
14°
11 km/h
97 %
Hourly forecast
San Francisco air quality index (AQI⁺) forecast
Daily forecast
San Francisco air quality index (AQI⁺) forecast
| Today | 31 |  | 16° 14° |  23 km/h | 96% |
| Tue | 43 | | 17° 13° | 18 km/h | 93% |
| Wed | 32 |  | 21° 15° | 17 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
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?
- 10th and Fulton Deck1
- 21st & Balboa1
- 4066 23rd Street1
- 4256 22nd Street1
- 540 Victoria Street1
- Ashbury St1
- Bernal Heights 21
- Buchanan and Broadway1
- Capitol Avenue1
- Castenada Avenue1
- Chenery St1
- Lakeview near Margaret1
- Lippard Avenue1
- Lombard Street1
- Market Street 21
- Martha Avenue1
- McAllister Street1
- Mendell & La Salle Ave1
- Mission Bernal Hospital1
- Molimo Drive1
- Natoma Street1
- Outer Sunset 40th & Irving1
- Pine Street & California Street1
- Rivoli Street1
- San Jose Ave and Ocean Ave1
- Scott Street1
- West Page Street1
- West of Twin Peaks1
- Western Addition1
- 4010 Eureka Valley2
- Golden Gate2
- LH Webster2
- Pacific Primary2
- Quintara Street 22
- Stanyan Street2
- Upper Shrader Cole Valley2
- 15th and Castro St.3
- Baker St3
- Balboa Park Pool3
- Espirit Park Roof3
- Joost Avenue 13
- Noe Valley3
- 4000-4098 21st St4
- 5235 Diamond Heights Boulevard4
- Cow Hollow4
- Edgehill Open Space Park4
- Flood Avenue4
- Hickory Street4
- States Street4
- Wright Street 25
- 1770 McKinnon Avenue6
- 2949B-B Pacific Ave6
- 19 St Charles Avenue7
- Anza Vista-the_balbs7
- Capp Street Garden7
- Mississippi Street7
- Pacheco Street7
- Portola Street7
- Quarry Road7
- Tompkins Avenue7
- 4299-4201 26th St8
- Brannan St8
- Duncan Castro Open Space8
- House Guerrero8
- Isis Street8
- Page Street Station8
- 116 Marietta Drive9
- 313 Shotwell Street9
- 662 Cayuga Ave9
- Diamond Street & Conrad Street9
- Eureka Valley9
- Filbert Street9
- Lake & 21st Avenue9
- Precita Valley9
- 215 Connecticut St10
- 35 Keyes Ave10
- Churchill Park10
- Oakdale Avenue10
- 12th Ave11
- 200-298 Carl St11
- 351 Magellan Ave11
- 4739-4737 California St11
- 476-498 Innes Ave11
- Broadway between Hyde and Larkin11
- Cole Valley11
- Laguna Street11
- Golden Gate Height12
- McCoppin Hub12
- St. 00-99 Block12
- Valley Street12
- 100 Block Andover13
- 1108-1126 Cabrillo St13
- 150 Parker Ave.13
- 1501-1599 8th Ave13
- 23rd Street & 3rd Street13
- 600-698 Panorama Dr13
- 915 Cayuga Ave13
- Bernal Heights13
- Buena Vista Heights13
- De Haro Blvd13
- Gladys Street13
- Jackson & Walnut13
- Mission District & Osage Street13
- Mojave Street13
- Mt. Davidson13
- Staples Avenue13
- Walter Street13
- 1034-1064 14th St14
- 460 29th street14
- 541 Presidio Blvd14
- Hazelwood at Mangels14
- Illinois Street14
- Mid Liberty Street14
- Santa Rosa Avenue14
- 2799-2701 Green St15
- 427 Kirkham Street15
- Hays Street15
- Mission District 115
- 100-200 Maynard St16
- 144 Funston Avenue16
- 18thAve/TaravalUlloa16
- 6th Ave Backyard16
- 6th and Hugo Street16
- Miraloma Park O'Shaughnessy16
- Nob Hill16
- Noe Valley 216
- 100-200 Colby St17
- 3398 Baker Street17
- Outer Sunset 417
- Sunnyside St17
- 99-1 Dolores Terrace18
- 1377 29th Ave19
- 491 Corbett Avenue19
- Potrero Hill 219
- Kensington Way20
- 2-76 Amethyst Way21
- 327-203 Marietta Dr21
- 382 7th St21
- Rincon Hill21
- Ripley Street21
- Bay Street24
- Inner Sunset26
- 3rd Street Youth Innes Location29
- BGC Tenderloin29
- IFR Mission St & 25th St29
- Ingerson & Ingalls Street29
- Mother Brown’s29
- Newcomb Ave & Newhall St29
- Palou Ave & 3rd St29
- Pier 80 Terminal29
- Presidio29
- Quesada & Jennings29
- Safer Together/Bernal29
- The Nabe29
- Van Dyke and Lane street29
- 1333 Jones St.31
- Bocana & Cortland31
- YMCA Bayview Hunters Point31
- Crocker Amazon34
- Downey Street34
- Griffith & Ingerson St37
