Home › United States › Spokane › History

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

466h

PM2.5 Station

466h · 17 stations

Temperature GFS model

80pt

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 40 17–57 9.8 µg/m³ 24h 16
2026-07-24 74 42–127 22.9 µg/m³ 24h 16
2026-07-23 76 61–96 23.8 µg/m³ 24h 16
2026-07-22 87 64–102 29.0 µg/m³ 24h 16
2026-07-21 92 63–118 31.1 µg/m³ 22h 14
2026-07-20 87 64–107 29.0 µg/m³ 24h 15
2026-07-19 25 15–58 6.1 µg/m³ 21h 16
Back to Spokane Air Quality