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Air Quality History for Chikuma, Japan

Historical PM2.5 and AQI trend from monitoring stations near Chikuma, Japan.

27
Current AQI
Good CAMS model
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

430h

PM2.5 Station

430h · 7 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-08-08 31 17–56 7.5 µg/m³ 5h 3
2026-08-07 29 17–50 7.0 µg/m³ 18h 4
2026-08-06 41 9–81 10.8 µg/m³ 19h 3
2026-08-05 52 16–183 18.0 µg/m³ 18h 2
2026-08-04 38 13–88 9.4 µg/m³ 23h 3
2026-08-03 40 16–71 10.2 µg/m³ 24h 3
2026-08-02 45 15–71 11.3 µg/m³ 22h 4
2026-08-01 48 5–74 12.4 µg/m³ 22h 4
2026-07-31 45 11–61 11.2 µg/m³ 21h 4
2026-07-30 47 23–72 11.9 µg/m³ 22h 3
2026-07-29 36 18–65 8.9 µg/m³ 22h 4
2026-07-28 34 17–51 8.2 µg/m³ 21h 5
2026-07-27 34 17–55 8.2 µg/m³ 23h 4
2026-07-26 39 9–57 9.5 µg/m³ 24h 5
2026-07-25 42 20–66 10.5 µg/m³ 22h 4
2026-07-24 50 17–91 13.3 µg/m³ 23h 3
2026-07-23 56 35–92 15.2 µg/m³ 23h 5
2026-07-22 66 31–91 19.3 µg/m³ 24h 4
2026-07-21 60 42–79 16.9 µg/m³ 15h 3
2026-07-20 50 21–69 12.9 µg/m³ 23h 3
2026-07-19 39 13–57 9.6 µg/m³ 16h 5
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