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Air Quality History for Ōtawara, Japan

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

38
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

328h

PM2.5 Station

328h · 4 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-09-05 27 18–38 6.5 µg/m³ 11h 6
2026-09-04 21 9–32 5.1 µg/m³ 24h 5
2026-09-03 19 10–34 4.5 µg/m³ 23h 5
2026-09-02 30 18–51 7.2 µg/m³ 23h 5
2026-09-01 35 18–123 9.0 µg/m³ 24h 5
2026-08-31 44 15–159 12.9 µg/m³ 22h 4
2026-08-30 33 20–54 8.0 µg/m³ 24h 4
2026-08-29 26 12–43 6.2 µg/m³ 24h 4
2026-08-28 36 8–158 9.9 µg/m³ 24h 4
2026-08-27 24 9–36 5.7 µg/m³ 24h 5
2026-08-26 37 20–60 9.1 µg/m³ 24h 5
2026-08-25 40 23–71 9.9 µg/m³ 23h 6
2026-08-24 38 14–63 9.4 µg/m³ 24h 5
2026-08-23 36 25–52 8.7 µg/m³ 24h 5
2026-08-22 32 23–42 7.7 µg/m³ 10h 5
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