AddAir quality in King County
Air quality index (AQI⁺) and PM2.5 air pollution in King County • 21:00, Jun 29 Local time
16
US AQI⁺Good
Main pollutant:
PM2.5
2.8 µg/m³
11°
4 km/h
97 %
Hourly forecast
King County air quality index (AQI⁺) forecast
Daily forecast
King County air quality index (AQI⁺) forecast
| Today | 33 |  | 13° 7° |  9 km/h | 83% |
| Tue | 22 | | 12° 6° | 9 km/h | 82% |
| Wed | 33 | | 18° 7° | 12 km/h | 66% |
Air pollutants
What is the current air quality in King County?
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 King County
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 King County today?
Index
Low
 Tree None | 0% |
 Grass Low | 25% |
 Weed Low | 25% |
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 King County today?
Index
Low
Tree None | 0% |
Grass Low | 25% |
Weed Low | 25% |
Source:
wetter.comProtect yourself from air pollution in King County
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 King County
Worldwide AQI⁺ ranking
Station ranking
Real-time AQI⁺ station ranking for stations in King County
Historic air quality near King County
History
Historic air quality graph for King County
Historic air quality near King County
History
Historic air quality graph for King County
Most polluted locations near King County
Worldwide AQI⁺ rankingStation ranking
Real-time AQI⁺ station ranking for stations in King County
Measure your own air quality
Get a monitor and contribute air quality data in your city.
Where is the cleanest air quality in King County?
- Summit West4
- McClone Construction5
- Ames Lake Forest/Tree Farm7
- Southeast 240th Street8
- 174th Avenue Southeast10
- SW TigerMt11
- Tolt Highlands 211
- Enumclaw Mud Mt (SO)12
- Tolt Highlands12
- Cumberland Kanasket Road Southeast13
- River Bend13
- Southeast 32nd Street13
- 337th Place Northeast14
- 6214 284th Way Northeast14
- Southeast 100th Street15
- Ames Lake East16
- Fall City16
- Valley Camp16
- 22612-22400 SE 329th St17
- 29035 NE 22nd St17
- SE 366th Pl17
- Stillwater Hill17
- Stillwater Hill station17
- Waterbrook17
- 311th NE & NE 139th Duvall18
- 322nd Avenue Northeast18
- Erste Strasse20
- Duvall, WA22
- 12339-12347 202nd Pl SE23
- Lake Margaret28
- RSD - Tolt30
