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)
31
Good
Kirkland, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.75 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
5.32 μg/m³
0
55
155
255
425
605+
33.17 ppb
0
55
71
86
201
201+
0.12 ppb
0
36
76
186
605
1005+
17.54 ppb
0
54
101
361
1250
2050+
0.34 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Kirkland, Washington
Scroll To Air Quality MapLoading...
AQI 31
Good
1.07μg/m³
PM2.5
3.87μg/m³
PM10
34.11ppb
O3
0.12ppb
SO2
14.73ppb
NO2
0.32ppm
CO
AQI 31
Good
1.38μg/m³
PM2.5
4.82μg/m³
PM10
32.94ppb
O3
0.12ppb
SO2
15.89ppb
NO2
0.32ppm
CO
AQI 31
Good
1.65μg/m³
PM2.5
6.52μg/m³
PM10
33.95ppb
O3
0.12ppb
SO2
17.47ppb
NO2
0.33ppm
CO
AQI 31
Good
1.67μg/m³
PM2.5
6.68μg/m³
PM10
34.05ppb
O3
0.12ppb
SO2
17.39ppb
NO2
0.33ppm
CO
AQI 32
Good
1.63μg/m³
PM2.5
6.94μg/m³
PM10
34.95ppb
O3
0.12ppb
SO2
18.01ppb
NO2
0.33ppm
CO
AQI 32
Good
1.67μg/m³
PM2.5
7.02μg/m³
PM10
35.03ppb
O3
0.12ppb
SO2
18.08ppb
NO2
0.33ppm
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 10:00:00 on 2026-03-15.
The best air quality in Kirkland, Washington was recorded at 04:00:00 on 2026-03-15.
The real-time air quality index in Kirkland, Washington is 31, 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 1.748 μg/m3.
The current PM10 levels in Kirkland, Washington are 5.32 μg/m3.
The current carbon monoxide (CO) level in Kirkland, Washington is 0.337 ppm.
The current sulfur dioxide (SO2) levels in Kirkland, Washington are 0.117 ppb.
The current ozone (O3) levels at Kirkland, Washington is 33.172 ppm.
The current nitrogen dioxide (NO2) levels at Kirkland, Washington is 17.535 ppb.
All Rights Reserved © Ambee Inc. 2025