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Air Quality History for Ōtawara, Japan

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

21
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

475h

PM2.5 Station

475h · 8 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-10-22 37 13–191 16.1 µg/m³ 12h 6
2026-10-21 34 14–70 8.4 µg/m³ 24h 9
2026-10-20 56 23–174 18.3 µg/m³ 24h 8
2026-10-19 67 33–164 21.2 µg/m³ 24h 6
2026-10-18 40 22–120 10.7 µg/m³ 24h 8
2026-10-17 76 34–284 30.0 µg/m³ 24h 8
2026-10-16 106 37–191 45.9 µg/m³ 23h 6
2026-10-15 97 32–193 38.5 µg/m³ 24h 7
2026-10-14 103 31–198 42.4 µg/m³ 24h 7
2026-10-13 75 35–157 23.9 µg/m³ 23h 7
2026-10-12 56 25–104 15.8 µg/m³ 24h 8
2026-10-11 76 3–199 29.6 µg/m³ 24h 7
2026-10-10 67 32–136 20.3 µg/m³ 24h 8
2026-10-09 62 16–152 18.7 µg/m³ 24h 9
2026-10-08 32 19–45 7.7 µg/m³ 24h 14
2026-10-07 34 18–56 8.2 µg/m³ 24h 14
2026-10-06 35 23–58 8.6 µg/m³ 24h 14
2026-10-05 36 20–48 8.5 µg/m³ 24h 14
2026-10-04 34 21–54 8.1 µg/m³ 24h 14
2026-10-03 34 20–48 8.2 µg/m³ 24h 13
2026-10-02 28 23–33 6.8 µg/m³ 9h 14
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