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)
27
Good
Kirkland, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.26 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.57 μg/m³
0
55
155
255
425
605+
28.51 ppb
0
55
71
86
201
201+
0.23 ppb
0
36
76
186
605
1005+
4.26 ppb
0
54
101
361
1250
2050+
0.15 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Kirkland, Washington
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AQI 25
Good
1.75μg/m³
PM2.5
7.14μg/m³
PM10
26.80ppb
O3
0.15ppb
SO2
3.37ppb
NO2
0.14ppm
CO
AQI 25
Good
1.93μg/m³
PM2.5
7.70μg/m³
PM10
27.29ppb
O3
0.15ppb
SO2
3.40ppb
NO2
0.14ppm
CO
AQI 24
Good
2.58μg/m³
PM2.5
9.00μg/m³
PM10
26.41ppb
O3
0.15ppb
SO2
4.40ppb
NO2
0.15ppm
CO
AQI 24
Good
2.63μg/m³
PM2.5
9.10μg/m³
PM10
26.37ppb
O3
0.15ppb
SO2
4.42ppb
NO2
0.15ppm
CO
AQI 24
Good
2.62μg/m³
PM2.5
10.52μg/m³
PM10
25.88ppb
O3
0.15ppb
SO2
4.60ppb
NO2
0.15ppm
CO
AQI 24
Good
2.62μg/m³
PM2.5
10.72μg/m³
PM10
25.85ppb
O3
0.15ppb
SO2
4.62ppb
NO2
0.15ppm
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 03:00:00 on 2026-03-05.
The best air quality in Kirkland, Washington was recorded at 06:00:00 on 2026-03-05.
The real-time air quality index in Kirkland, Washington is 27, currently categorized as Good.
The most common pollutant in Kirkland, Washington is O3.
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 2.261 μg/m3.
The current PM10 levels in Kirkland, Washington are 8.571 μg/m3.
The current carbon monoxide (CO) level in Kirkland, Washington is 0.15 ppm.
The current sulfur dioxide (SO2) levels in Kirkland, Washington are 0.234 ppb.
The current ozone (O3) levels at Kirkland, Washington is 28.513 ppm.
The current nitrogen dioxide (NO2) levels at Kirkland, Washington is 4.26 ppb.
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