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Air quality in Seattle
Air quality index (AQI) and PM2.5 air pollution in Seattle
327.9K people follow this city
Seattle Air Quality Map
Real-time Seattle air pollution map
AIR QUALITY DATA CONTRIBUTORS
159 Contributors
See all
Pollen
What is the pollen count in Seattle today?
 | Index | None | |
 | Tree pollen | None | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Seattle?
| Weather | Broken clouds |
| Temperature | 55.4°F |
| Humidity | 76% |
| Wind | 3 mp/h |
| Pressure | 30.2 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Burns, Oregon | 311 |
| 2 | Nampa, Idaho | 187 |
| 3 | Salton City, California | 186 |
| 4 | Klamath Falls, Oregon | 160 |
| 5 | Tulelake, California | 160 |
| 6 | Klamath, Oregon | 157 |
| 7 | Weed, California | 119 |
| 8 | Kalispell, Montana | 118 |
| 9 | Hot Springs, South Dakota | 117 |
| 10 | Yreka, California | 117 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Seattle aqi ranking
Real-time Seattle air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | 80th in Greenwood | 31 |
| 2 | Seaboard Building | 28 |
| 3 | Seattle-South Park | 27 |
| 4 | 27th Ave W | 26 |
| 5 | 31st and Howe | 26 |
| 6 | Alaska Junction QFC | 26 |
| 7 | Fauntleroy | 26 |
| 8 | Seattle-Beacon Hill | 25 |
| 9 | 45th Avenue SW | 23 |
| 10 | Ballard Community Park | 23 |
(local time)
SEE WORLD AQI RANKING
US AQI
21
live AQI index
Good
Overview
What is the current air quality in Seattle?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 21 US AQI | O3 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 2.3µg/m³ | |
| PM10 | 5.3µg/m³ | |
| O3 | 50.4µg/m³ | |
| NO2 | 4.2µg/m³ | |
✓
PM2.5 concentration in Seattle air currently meets the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Seattle?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Seattle air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Saturday, Jul 20 | Good 18 AQI US | | 78.8° 57.2° |  8.9 mp/h |
| Sunday, Jul 21 | Good 25 AQI US | | 66.2° 53.6° | 4.5 mp/h |
| Monday, Jul 22 | Good 20 AQI US |  | 75.2° 53.6° | 8.9 mp/h |
| Today | Good 21 AQI US | | 75.2° 53.6° | 8.9 mp/h |
| Wednesday, Jul 24 | Good 34 AQI US |  | 78.8° 48.2° | 6.7 mp/h |
| Thursday, Jul 25 | Good 23 AQI US | | 71.6° 51.8° | 4.5 mp/h |
| Friday, Jul 26 | Good 28 AQI US | | 75.2° 48.2° | 6.7 mp/h |
| Saturday, Jul 27 | Good 43 AQI US | | 80.6° 50° | 4.5 mp/h |
| Sunday, Jul 28 | Moderate 63 AQI US  | | 78.8° 51.8° | 4.5 mp/h |
| Monday, Jul 29 | Moderate 63 AQI US | | 80.6° 55.4° | 6.7 mp/h |
Interested in hourly forecast? Get the app
How to best protect from air pollution?
Seattle air quality data attribution
159Contributors
- Washington Air Monitoring Network
3 stations
- Puget Sound Clean Air Agency
2 stations
2 Government Contributors
- grounds department
1 station
Non-profit organization Contributor
- AirGradient
1 station
Corporate Contributor
- robc7777
1 station
- Zac
1 station
- Daniela
1 station
31st and Howe1 station
- megan
1 station
- Tom
1 station
- Heather Kelly
1 station
- Chiara Coetzee
1 station
- eHouse
1 station
- Samuel Herschbein
1 station
- Joseph M
1 station
Paul J.1 station
Northwest Seattleite1 station
- mdbyvfauzaba
1 station
- Christian Johannessen
1 station
Em1 station
- Kenneth Hamer
1 station
- Leon van hees
1 station
- nokturne
1 station
- Taylor Black
1 station
- Azrael
1 station
Joseph Gleason1 station
- IQAir Community Member
1 station
Mr. View Ridge1 station
24 Individual Contributors
131 Anonymous contributors131 stations
131 Anonymous Contributors
6 Data sources
Data validated and calibrated by IQAirWhere is the cleanest air quality in Seattle?
- W Ruffner St 1
- KCIA_South 4
- Greenwood 5
- 19th Ave NE 6
- 30th Ave NE & NE 91st St 6
- 19th Ave NW and NW 97th St 7
- 26th Avenue South 7
- Alaska Junction 7
- Mary Ave Northwest 7
- Nick 7
- North 65th Street 7
- 4525 Thackeray Pl NE 8
- East Newton Outside 8
- Graham+28th 8
- Green Lake Southeast 8
- Loyal Heights 8
- Northeast 123rd Street 8
- South Adams Street 8
- South Hanford Street 8
- 40th Ave NE 9
- 4601 S Roxbury Street 9
- 715 25th Avenue South 9
- 77&2nd 9
- CasaAlgrieveW 9
- Central District 3 9
- KCIA_North 9
- Kubota Village 9
- NW 73rd Street 9
- North 43rd Street 9
- Thackeray 9
- Warren Avenue North 9
- 1715 East Roy Street 10
- 1939 3rd Avenue West 10
- 26th & Mercer 10
- 4038 NE 104th St 10
- East Olive 10
- FBI Surveillance Van 10
- Holden House Outside 10
- Northeast Seattle 2 10
- Northwest 134th Street 10
- 103 1st Avenue 11
- 1822 North 57th Street 11
- 23rd Avenue Northwest 11
- 300 Block 18th Ave E 11
- 55th Ave S 11
- 6720 18th Avenue NW 11
- Blue Ridge 11
- Caroline Avenue North 11
- Cedar Park, Seattle, WA 11
- Columbia City 11
- Dayton 11
- Duwamish 11
- Gatewood 11
- Greater Duwamish 11
- Maple Leaf 11
- Minor 11
- NorthBeach 11
- Seattle-10th & Weller 11
- University Park 11
- View Ridge 11
- Viretta 11
- Wallingford 11
- approx 117 and palatine 11
- 16th Avenue 12
- 1st Avenue Northwest 12
- Capitol Hill 12
- Capitol Hill 2 12
- Chez Weblard 12
- Cottage Grove, N Delridge, West Seattle 12
- Downtown Seattle Seattle Chinatown District Interstate 5 12
- Fremont 12
- Haller Lake 12
- SP House 12
- Stanton Place Northwest 12
- Villa Academy 12
- Wallingford 2 12
- 2011 EastJefferson Street 13
- 36th Avenue Outside 13
- 4420 South Eddy Street 13
- 48th Ave S 13
- Alki Avenue 13
- Ballard 3 13
- Bech Drive Soutwest 13
- Bitter Lake Manor 13
- Central District 13
- Clay Street 13
- Dunlap 13
- East Highland Drive 13
- East McGraw Street 13
- East Queen Anne 13
- Fairmount Park 13
- Koi Apartments 13
- Lawton Park 13
- LittleBrook0 13
- Magnolia 13
- Magnolia Blvd W & W Parkmont Pl 13
- Meadowbrook 13
- NW 75th and Dibble 13
- Rainier Valley 13
- Rainier Valley 2 13
- SE Green Lake, Seattle WA 13
- Seattle - Greenwood 13
- South Park 13
- Southeast Magnolia 13
- St. Clement's Episcopal Church 13
- 13525 32nd Ave NE 14
- 40th & Fauntleroy 14
- 933 N 35th st 14
- Awesome NW 64 14
- Bryant Center 14
- Land’s End, Magnolia, Seattle 14
- N 145th and Corliss L&L&L 14
- North Queen Anne 14
- St. Cloud 14
- Sunset Hill South 14
- Ursula Judkins Viewpoint 14
- Ziggy's Palace 14
- 10th Ave Capitol Hill 15
- Glen Dona Apartments 15
- High Point 15
- Kilbourne Division 15
- Maiden Lane East 15
- Northgate 15
- Adams 16
- Bagley 16
- Crown Heights 16
- Puget Ridge Edible Park 16
- SWAC 16
- Stevens 16
- Wedgwood Swim Pool 16
- 14th and Howell 17
- 32nd Avenue Southwest 17
- Cowen Park 17
- Crown Hill 17
- Insignia-Outside-8**s 17
- Mid South Angeline Street 17
- South Ferdinand Street 17
- Crown Hill 2 18
- Corliss Avenue North 19
- Greenwood East 19
- 25th Avenue, Central District 21
- Minor Avenue 21
- Nok's place 21
- SCH Grounds Department 21
- Seattle - 8th Ave W and W Blaine St 21
- 45th Avenue SW 23
- Ballard Community Park 23
- Candy Cane Lane 23
- Dayton Valley 23
- Madrona Tree 23
- Orchard & Seward 23
- View Ridge 2 23
- Seattle-Beacon Hill 25
- 27th Ave W 26
- 31st and Howe 26
- Alaska Junction QFC 26
- Fauntleroy 26
- Seattle-South Park 27
- Seaboard Building 28
- 80th in Greenwood 31
AQI US, Metric