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Air Quality History for Mason, United States

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

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

Air Quality Index Station

477h

PM2.5 Station

477h · 4 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-06-09 27 22–37 6.5 µg/m³ 9h 4
2026-06-08 33 19–50 7.9 µg/m³ 24h 4
2026-06-07 37 27–48 9.0 µg/m³ 24h 4
2026-06-06 48 38–59 11.8 µg/m³ 24h 4
2026-06-05 43 31–61 10.6 µg/m³ 24h 4
2026-06-04 40 19–60 9.6 µg/m³ 24h 4
2026-06-03 34 20–54 8.3 µg/m³ 24h 4
2026-06-02 30 23–39 7.2 µg/m³ 24h 4
2026-06-01 31 15–49 7.5 µg/m³ 24h 4
2026-05-31 31 11–52 7.3 µg/m³ 24h 4
2026-05-30 32 18–42 7.8 µg/m³ 23h 4
2026-05-29 31 18–48 7.4 µg/m³ 23h 4
2026-05-28 29 18–45 6.9 µg/m³ 24h 4
2026-05-27 29 18–42 6.9 µg/m³ 24h 4
2026-05-26 26 18–35 6.3 µg/m³ 24h 4
2026-05-25 24 13–36 5.7 µg/m³ 24h 4
2026-05-24 27 19–42 6.5 µg/m³ 24h 4
2026-05-23 24 14–41 5.9 µg/m³ 24h 4
2026-05-22 25 14–38 6.1 µg/m³ 24h 4
2026-05-21 26 16–38 6.1 µg/m³ 24h 4
2026-05-20 33 19–43 7.9 µg/m³ 14h 4
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