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Air Quality History for Roy, United States

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

43
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

329h

PM2.5 Station

329h · 4 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-06-09 38 25–49 9.3 µg/m³ 10h 5
2026-06-08 34 10–52 8.0 µg/m³ 24h 5
2026-06-07 44 25–59 10.7 µg/m³ 23h 5
2026-06-06 47 32–75 11.6 µg/m³ 24h 5
2026-06-05 43 24–65 10.8 µg/m³ 22h 5
2026-06-04 46 27–63 11.3 µg/m³ 24h 4
2026-06-03 46 30–59 11.2 µg/m³ 24h 6
2026-06-02 46 25–63 11.2 µg/m³ 24h 5
2026-06-01 47 25–82 12.0 µg/m³ 24h 5
2026-05-31 45 28–70 11.1 µg/m³ 22h 6
2026-05-30 54 29–71 14.3 µg/m³ 24h 6
2026-05-29 49 26–79 12.6 µg/m³ 24h 5
2026-05-28 49 31–125 13.0 µg/m³ 24h 6
2026-05-27 53 33–153 14.1 µg/m³ 23h 6
2026-05-26 51 36–67 13.0 µg/m³ 13h 5
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