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Air Quality History for Kotō, Japan

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

22
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

477h

PM2.5 Station

477h · 16 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-10-21 30 22–40 7.1 µg/m³ 7h 20
2026-10-20 44 23–159 12.0 µg/m³ 24h 16
2026-10-19 43 29–61 10.6 µg/m³ 24h 14
2026-10-18 34 21–48 8.1 µg/m³ 24h 18
2026-10-17 42 27–58 10.1 µg/m³ 24h 14
2026-10-16 55 38–87 14.6 µg/m³ 24h 13
2026-10-15 46 28–106 12.1 µg/m³ 24h 14
2026-10-14 54 23–125 15.6 µg/m³ 24h 12
2026-10-13 51 31–92 13.6 µg/m³ 24h 12
2026-10-12 45 28–70 11.1 µg/m³ 24h 14
2026-10-11 60 32–128 17.0 µg/m³ 24h 10
2026-10-10 42 30–62 10.3 µg/m³ 24h 13
2026-10-09 47 18–136 12.6 µg/m³ 24h 14
2026-10-08 36 22–52 8.6 µg/m³ 24h 18
2026-10-07 37 25–48 8.8 µg/m³ 24h 18
2026-10-06 36 24–54 8.7 µg/m³ 24h 18
2026-10-05 39 22–55 9.4 µg/m³ 24h 18
2026-10-04 39 26–55 9.3 µg/m³ 24h 19
2026-10-03 36 24–45 8.7 µg/m³ 24h 18
2026-10-02 35 27–48 8.3 µg/m³ 24h 18
2026-10-01 38 31–47 9.1 µg/m³ 14h 20
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