Stay updated with real-time air quality in Spokane, 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
Spokane, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.47 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.84 μg/m³
0
55
155
255
425
605+
17.00 ppb
0
55
71
86
201
201+
0.53 ppb
0
36
76
186
605
1005+
7.72 ppb
0
54
101
361
1250
2050+
0.34 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Spokane, Washington
Spokane, Washington
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AQI 44
Good
7.90μg/m³
PM2.5
35.00μg/m³
PM10
4.96ppb
O3
0.58ppb
SO2
18.32ppb
NO2
0.44ppm
CO
AQI 49
Good
8.67μg/m³
PM2.5
21.51μg/m³
PM10
8.46ppb
O3
0.58ppb
SO2
12.65ppb
NO2
0.44ppm
CO
AQI 38
Good
7.38μg/m³
PM2.5
34.17μg/m³
PM10
5.86ppb
O3
0.58ppb
SO2
10.56ppb
NO2
0.44ppm
CO
AQI 38
Good
6.79μg/m³
PM2.5
30.16μg/m³
PM10
22.15ppb
O3
0.58ppb
SO2
13.78ppb
NO2
0.44ppm
CO
AQI 49
Good
8.84μg/m³
PM2.5
30.62μg/m³
PM10
17.31ppb
O3
0.64ppb
SO2
6.84ppb
NO2
0.44ppm
CO
AQI 38
Good
7.40μg/m³
PM2.5
30.40μg/m³
PM10
20.00ppb
O3
0.63ppb
SO2
7.88ppb
NO2
0.44ppm
CO
Air quality data and pollutant measurements for Washington, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Spokane, Washington is updated every hour.
The worst air quality in Spokane, Washington in the last 24 hours was observed at 05:00:00 on 2026-01-23.
In the last 24 hrs, the best air quality in Spokane, Washington was observed at 03:00:00 on 2026-01-22.
The current air quality in Spokane, Washington is 49, categorized as Good based on real-time data.
The most common pollutant in Spokane, Washington is PM2.5.
If the air quality in Spokane, Washington is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Spokane, Washington is 8.946 μg/m3.
The current PM10 concentration at Spokane, Washington is 34.964 μg/m3.
The current carbon monoxide (CO) concentration at Spokane, Washington is 0.458 ppm.
The current sulfur dioxide (SO2) concentration at Spokane, Washington is 0.665 ppb.
The current ozone (O3) concentration at Spokane, Washington is 8.953 ppm.
The current nitrogen dioxide (NO2) concentration at Spokane, Washington is 9.942 ppb.
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