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Air Quality History for Fort Smith, United States

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

46
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

386h

PM2.5 Station

386h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-06-09 34 21–46 8.3 µg/m³ 4h 2
2026-06-08 32 9–55 7.7 µg/m³ 19h 2
2026-06-07 36 18–58 8.6 µg/m³ 22h 2
2026-06-06 43 23–64 10.7 µg/m³ 17h 2
2026-06-05 38 23–52 9.3 µg/m³ 21h 2
2026-06-04 36 15–53 8.7 µg/m³ 19h 2
2026-06-03 33 14–56 7.8 µg/m³ 21h 2
2026-06-02 28 4–43 6.7 µg/m³ 21h 1
2026-06-01 35 15–48 8.5 µg/m³ 22h 2
2026-05-31 27 15–44 6.6 µg/m³ 17h 2
2026-05-30 43 32–57 10.5 µg/m³ 15h 2
2026-05-29 28 11–43 6.7 µg/m³ 18h 2
2026-05-28 27 15–51 6.4 µg/m³ 20h 2
2026-05-27 32 14–60 7.9 µg/m³ 18h 2
2026-05-26 28 9–47 6.8 µg/m³ 20h 2
2026-05-25 25 1–48 5.9 µg/m³ 20h 2
2026-05-24 26 16–42 6.3 µg/m³ 22h 2
2026-05-23 21 4–37 5.1 µg/m³ 20h 2
2026-05-22 30 17–51 7.2 µg/m³ 19h 2
2026-05-21 31 6–59 7.7 µg/m³ 17h 2
2026-05-20 25 4–41 6.1 µg/m³ 14h 2
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