AddAir quality in King County
Air quality index (AQI⁺) and PM2.5 air pollution in King County • 18:00, Jul 25 Local time
23
US AQI⁺Good
Main pollutant:
O₃
50 µg/m³
16°
7 km/h
67 %
Hourly forecast
King County air quality index (AQI⁺) forecast
Daily forecast
King County air quality index (AQI⁺) forecast
| Today | 31 |  | 17° 12° |  8 km/h | 82% |
| Sun | 42 |  | 23° 12° | 11 km/h | 73% |
| Mon | 42 | | 20° 10° | 13 km/h | 64% |
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
High
 Tree None | 0% |
 Grass None | 0% |
 Weed High | 75% |
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
High
Tree None | 0% |
Grass None | 0% |
Weed High | 75% |
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?
- McClone Construction2
- Ames Lake Forest/Tree Farm4
- Lake Margaret6
- SW TigerMt11
- Stillwater Hill station11
- Waterbrook11
- Southeast 240th Street12
- 6214 284th Way Northeast14
- 174th Avenue Southeast15
- Enumclaw Mud Mt (SO)17
- Southeast 100th Street17
- Tolt Highlands 217
- 311th NE & NE 139th Duvall18
- Tolt Highlands18
- 322nd Avenue Northeast19
- SE 366th Pl19
- 29035 NE 22nd St20
- 337th Place Northeast20
- 12339-12347 202nd Pl SE21
- Ames Lake East21
- Cumberland Kanasket Road Southeast21
- Northeast 32nd Street21
- Southeast 32nd Street21
- Stillwater Hill21
- 22612-22400 SE 329th St22
- River Bend22
- RSD - Tolt24
- Summit West25
- Valley Camp28
