Stay updated with real-time air quality in Kirkland, Washington featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
33
Good
Kirkland, Washington
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
6.13 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.90 μg/m³
0
55
155
255
425
605+
27.84 ppb
0
55
71
86
201
201+
0.44 ppb
0
36
76
186
605
1005+
14.23 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Kirkland, Washington
Kirkland, Washington
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AQI 28
Good
4.85μg/m³
PM2.5
18.40μg/m³
PM10
29.88ppb
O3
0.43ppb
SO2
14.75ppb
NO2
0.18ppm
CO
AQI 27
Good
5.39μg/m³
PM2.5
21.25μg/m³
PM10
29.13ppb
O3
0.46ppb
SO2
15.62ppb
NO2
0.19ppm
CO
AQI 27
Good
4.61μg/m³
PM2.5
18.98μg/m³
PM10
27.38ppb
O3
0.41ppb
SO2
13.40ppb
NO2
0.18ppm
CO
AQI 25
Good
4.45μg/m³
PM2.5
18.44μg/m³
PM10
27.25ppb
O3
0.41ppb
SO2
13.14ppb
NO2
0.18ppm
CO
AQI 26
Good
4.26μg/m³
PM2.5
18.38μg/m³
PM10
28.19ppb
O3
0.40ppb
SO2
12.72ppb
NO2
0.17ppm
CO
AQI 26
Good
4.30μg/m³
PM2.5
18.59μg/m³
PM10
28.16ppb
O3
0.40ppb
SO2
12.53ppb
NO2
0.17ppm
CO
Air quality measurements for Washington, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Kirkland, Washington is updated on an hourly basis.
The worst air quality in Kirkland, Washington was recorded at 01:00:00 on 2025-06-06.
The best air quality in Kirkland, Washington was recorded at 02:00:00 on 2025-06-06.
The real-time air quality index in Kirkland, Washington is 33, currently categorized as Good.
The most common pollutant in Kirkland, Washington is PM2.5.
If the air quality in Kirkland, Washington is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Kirkland, Washington at present are 6.131 μg/m3.
The current PM10 levels in Kirkland, Washington are 23.896 μg/m3.
The current carbon monoxide (CO) level in Kirkland, Washington is 0.184 ppm.
The current sulfur dioxide (SO2) levels in Kirkland, Washington are 0.437 ppb.
The current ozone (O3) levels at Kirkland, Washington is 27.836 ppm.
The current nitrogen dioxide (NO2) levels at Kirkland, Washington is 14.227 ppb.
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