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Air Quality History for Spokane, United States

Historical PM2.5 and AQI trend from monitoring stations near Spokane, United States.

142
Current AQI
Unhealthy for sensitive groups Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

324h

PM2.5 Station

324h · 17 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-08-08 86 80–91 28.6 µg/m³ 2h 16
2026-08-07 147 91–157 58.6 µg/m³ 20h 16
2026-08-06 139 97–154 52.0 µg/m³ 24h 16
2026-08-05 123 84–142 44.3 µg/m³ 24h 16
2026-08-04 162 87–179 86.8 µg/m³ 24h 16
2026-08-03 174 93–193 104.9 µg/m³ 18h 15
2026-08-02 50 13–166 17.4 µg/m³ 24h 16
2026-08-01 53 13–78 15.0 µg/m³ 24h 15
2026-07-31 67 45–81 19.9 µg/m³ 24h 16
2026-07-30 58 43–66 15.7 µg/m³ 23h 15
2026-07-29 50 8–80 13.7 µg/m³ 24h 15
2026-07-28 69 42–92 20.8 µg/m³ 24h 15
2026-07-27 54 21–76 14.6 µg/m³ 24h 16
2026-07-26 27 8–80 7.1 µg/m³ 24h 15
2026-07-25 41 17–57 10.1 µg/m³ 21h 16
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