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Air quality in San Francisco
Air quality index (AQI) and PM2.5 air pollution in San Francisco
625.4K people follow this city
San Francisco Air Quality Map
Real-time San Francisco air pollution map
AIR QUALITY DATA CONTRIBUTORS
209 Contributors
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Pollen
What is the pollen count in San Francisco today?
 | Index | None | |
 | Tree pollen | None | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in San Francisco?
| Weather | Few clouds |
| Temperature | 59°F |
| Humidity | 84% |
| Wind | 4 mp/h |
| Pressure | 29.8 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Burns, Oregon | 373 |
| 2 | Nampa, Idaho | 190 |
| 3 | Klamath Falls, Oregon | 168 |
| 4 | Tulelake, California | 140 |
| 5 | Weed, California | 136 |
| 6 | Mount Shasta, California | 127 |
| 7 | Wellington, Colorado | 126 |
| 8 | Klamath, Oregon | 121 |
| 9 | Kalispell, Montana | 120 |
| 10 | Yreka, California | 120 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live San Francisco aqi ranking
Real-time San Francisco air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Shore View Ave | 151 |
| 2 | Brannan St | 120 |
| 3 | 23rd Street & 3rd Street | 94 |
| 4 | 1414 Washington Boulevard | 84 |
| 5 | Quarry Road | 66 |
| 6 | Bay Street | 60 |
| 7 | St Helena Cooperative Nursery School | 48 |
| 8 | Polk Gulch | 36 |
| 9 | Rincon Hill | 33 |
| 10 | Baker Beach | 31 |
(local time)
SEE WORLD AQI RANKING
US AQI
14
live AQI index
Good
Overview
What is the current air quality in San Francisco?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 14 US AQI | O3 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 2µg/m³ | |
| O3 | 34µg/m³ | |
| NO2 | 7µg/m³ | |
| CO | 229µg/m³ | |
✓
PM2.5 concentration in San Francisco air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in San Francisco?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
San Francisco air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Saturday, Jul 20 | Good 16 AQI US |  | 66.2° 55.4° |  11.2 mp/h |
| Sunday, Jul 21 | Good 29 AQI US |  | 75.2° 53.6° | 8.9 mp/h |
| Monday, Jul 22 | Good 21 AQI US | | 71.6° 59° | 8.9 mp/h |
| Today | Good 14 AQI US | | 71.6° 59° | 8.9 mp/h |
| Wednesday, Jul 24 | Moderate 62 AQI US  |  | 71.6° 60.8° | 11.2 mp/h |
| Thursday, Jul 25 | Moderate 54 AQI US | | 69.8° 55.4° | 11.2 mp/h |
| Friday, Jul 26 | Good 29 AQI US | | 60.8° 53.6° | 11.2 mp/h |
| Saturday, Jul 27 | Good 31 AQI US | | 60.8° 55.4° | 13.4 mp/h |
| Sunday, Jul 28 | Moderate 70 AQI US | | 62.6° 57.2° | 11.2 mp/h |
| Monday, Jul 29 | Moderate 62 AQI US | | 64.4° 57.2° | 11.2 mp/h |
Interested in hourly forecast? Get the app
How to best protect from air pollution?
San Francisco air quality data attribution
209Contributors
- California Air Resources Board (CARB)
1 station
2 Government Contributors
- Safer Together San Francisco
1 station
Non-profit organization Contributor
- Pat Conway
1 station
- Aaron Solochek
1 station
- Travis Thompson
1 station
- bearklaw
1 station
4 Individual Contributors
202 Anonymous contributors202 stations
202 Anonymous Contributors
5 Data sources
Data validated and calibrated by IQAirWhere is the cleanest air quality in San Francisco?
- 44 Fifth Avenue 0
- Dolores and 28th 0
- Ingleside Terraces 0
- Rivoli Street 0
- 16 Seal Rock Dr 1
- 4031 21st Street 1
- 847-815 Chenery St 1
- Capitol Avenue 1
- Congo Street 1
- Financial District 1
- Grenard Terrace 1
- McAllister Street 1
- Mendell & La Salle Ave 1
- Mid The Page Street 1
- Mission Bernal Hospital 1
- Mission District - San Jose Avenue 1
- Outer Sunset 40th & Irving 1
- Pine Street 1
- Upper Elsie Coyotes 1
- Waller Street 1
- Western Addition 1
- 10th and Fulton Deck 2
- 884 Silver Avenue 2
- California College of The Arts 2
- West of Twin Peaks 2
- 34th Avenue & Cabrillo Street 3
- 512 College Avenue 3
- Banks Street 3
- Clement Street 3
- Cortland Avenue 3
- Greenwich Street 3
- LH Webster 3
- Lakeview near Margaret 3
- Pacific Avenue 3
- Portola Street 3
- San Jose Ave and Ocean Ave 3
- Sunnyside 2 3
- Balboa Street 4
- Chenery St 500 block 4
- Espirit Park Roof 4
- Green Street 4
- Greenwich and Laguna 4
- Hidden Garden Steps 4
- Mountain Lake Park 4
- Shipley Street 4
- States Street 4
- Tompkins Avenue 4
- Valencia Street 4
- Sea Cliff 5
- Upper Shrader Cole Valley 5
- 18th and Rhode Island Permaculture Garden 6
- Cow Hollow 6
- Lake Street 6
- Richland near Leese 6
- SF Maritime NHP 6
- 1770 McKinnon Avenue 7
- 21st & Balboa 7
- 662 Cayuga Ave 7
- 915 Cayuga Ave 7
- Bernal Heights 2 7
- California Street 7
- Greenwich 7
- Hickory Street 7
- Pacheco Street 7
- 5235 Diamond Heights Boulevard 8
- 540 Victoria Street 8
- Edgehill Open Space Park 8
- Kirkham Street 8
- Pacific Heights-GEOHealth_VMT_Basadre 8
- Pacific Primary 8
- Silver Terrace 8
- Stanyan Street 8
- Sunnyside Elementary School 8
- Valley Street 8
- 1448 Plymouth Avenue 9
- 575 Magellan Avenue 9
- Gladys Street 9
- Golden Gate 9
- Inner Sunset 9
- Lake & 21st Avenue 9
- Lombard Street 9
- McAllister 9
- Mojave Street 9
- Oakdale Avenue 9
- Page Street 9
- 333 Diamond Street 10
- Ashbury St 10
- Burlwood Drive 10
- Duboce Triangle 10
- Flood Avenue 10
- Ingleside 10
- Noe Valley 10
- Quintara Street 2 10
- Vicksburg Street 10
- 19 St Charles Avenue 11
- 2318 Fillmore Street 11
- 2635 16th Avenue 11
- 35 Keyes Ave 11
- 4066 23rd Street 11
- 645 Greenwich Street 11
- Anza Vista-the_balbs 11
- Baker St 11
- CesarChavezDolores 11
- Clayton St 11
- Cole Valley 11
- Diamond Street & Conrad Street 11
- Dolores Park 11
- El Sereno Court 11
- Highland Avenue 11
- Jackson & Walnut 11
- Mid Liberty Street 11
- Staples Avenue 11
- Taraval Street 17th Avenue 11
- West of Twin Peaks 2 11
- 116 Marietta Drive 12
- 4010 Eureka Valley 12
- 8th and Kirkham 12
- Anza Street 12
- California Tennis Club 1770 Scott 12
- Filbert Street 12
- India Basin 12
- Laguna Street 12
- Mississippi Street 12
- Outer Sunset 4 12
- Pioneer Park 12
- Tennessee Street 12
- 12th Ave 13
- 141 6th Avenue 13
- 4362 24th Street 13
- Broadway between Hyde and Larkin 13
- CEEP at Star 13
- Capp Street Garden 13
- James Lick 13
- McLaren Avenue 13
- Miraloma Park O'Shaughnessy 13
- Mission District 13
- Outer Sunset-2340 42nd Ave 13
- 150 Parker Ave. 14
- 15th and Castro St. 14
- 1741-1701 Mason St 14
- 215 Connecticut St 14
- 427 Kirkham Street 14
- 607 Andover Street 14
- 6th and Hugo Street 14
- Church Street & Liberty Street 14
- De Haro Blvd 14
- Dolphin Club 14
- Forest Side 14
- Gambier Street & Burrows Street 14
- Hazelwood at Mangels 14
- Kensington Way 14
- Mission District & Osage Street 14
- Potrero Hill 2 14
- Santa Rosa Avenue 14
- Southern Heights Avenue 14
- Walter Street 14
- Churchill Park 15
- Sunnyside 15
- Cumberland Street 16
- Telegraph Hill 16
- 144 Funston Avenue 17
- 29th Avenue 17
- Bernal Street 17
- Bryant & 26h Street Intersection 17
- Hill House 17
- Scott Street 17
- Cameo Way 18
- Noe Street 2 18
- Sait Germain Avenue 18
- 18thAve/TaravalUlloa 19
- 29th Ave and Judah 19
- 313 Shotwell Street 19
- 3801 21st Street 19
- Jersey and Vicksberg II 19
- South Beach Marina Apartments 19
- Sunnyside St 19
- Bernal Heights 20
- Noe Valley 2 20
- Roosevelt Way 20
- Park Hill Avenue 21
- 28th Street at Diamond (Outside) 22
- Downey Street 22
- Grand View Avenue 22
- Lakeshore 22
- Parkmerced-SFSU Bay Conference Center 22
- 15th and Noe Street 23
- 188 S Park St 23
- 3398 Baker Street 23
- Buchanan and Broadway 23
- Golden Gate Height 23
- Ripley Street 23
- 181-47 Dalewood Way 24
- 491 Corbett Avenue 24
- Illinois Street 24
- Mission District 2 24
- Pacific Heights 2 26
- Safer Together/Bernal 26
- Molimo Drive 28
- Baker Beach 31
- Rincon Hill 33
- Polk Gulch 36
- St Helena Cooperative Nursery School 48
- Bay Street 60
- Quarry Road 66
- 1414 Washington Boulevard 84
- 23rd Street & 3rd Street 94
- Brannan St 120
- Shore View Ave 151
AQI US, Metric