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Air Quality History for Chico, United States

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

34
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

476h

PM2.5 Station

476h · 2 stations

Temperature GFS model

79pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-05-28 31 14–63 7.7 µg/m³ 22h 4
2026-05-27 33 9–68 8.1 µg/m³ 24h 3
2026-05-26 37 21–97 9.5 µg/m³ 24h 4
2026-05-25 34 17–67 8.3 µg/m³ 24h 4
2026-05-24 34 23–53 8.3 µg/m³ 24h 4
2026-05-23 41 22–72 10.5 µg/m³ 24h 4
2026-05-22 39 18–103 9.9 µg/m³ 23h 4
2026-05-21 34 12–59 8.3 µg/m³ 24h 4
2026-05-20 31 18–56 7.5 µg/m³ 24h 4
2026-05-19 40 15–63 10.0 µg/m³ 24h 5
2026-05-18 37 15–82 9.4 µg/m³ 24h 4
2026-05-17 41 15–85 10.5 µg/m³ 24h 4
2026-05-16 29 20–45 6.9 µg/m³ 24h 4
2026-05-15 30 17–45 7.2 µg/m³ 24h 4
2026-05-14 30 19–46 7.1 µg/m³ 24h 4
2026-05-13 30 13–43 7.3 µg/m³ 24h 4
2026-05-12 34 25–55 8.2 µg/m³ 24h 4
2026-05-11 35 23–53 8.5 µg/m³ 24h 4
2026-05-10 37 25–59 9.0 µg/m³ 24h 4
2026-05-09 36 25–57 8.6 µg/m³ 23h 3
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