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Air Quality History for Kumamoto, Japan

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

30
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

478h

PM2.5 Station

478h · 18 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-10-21 35 28–49 8.3 µg/m³ 11h 19
2026-10-20 44 25–98 11.0 µg/m³ 24h 18
2026-10-19 44 29–60 10.6 µg/m³ 24h 19
2026-10-18 36 25–60 8.8 µg/m³ 24h 20
2026-10-17 49 32–93 12.6 µg/m³ 24h 18
2026-10-16 55 31–103 14.7 µg/m³ 24h 16
2026-10-15 57 30–164 16.7 µg/m³ 24h 18
2026-10-14 54 30–105 15.2 µg/m³ 24h 16
2026-10-13 51 30–107 13.5 µg/m³ 24h 17
2026-10-12 46 26–117 11.9 µg/m³ 24h 17
2026-10-11 46 24–59 11.4 µg/m³ 24h 15
2026-10-10 41 24–54 9.9 µg/m³ 24h 18
2026-10-09 51 27–164 14.8 µg/m³ 24h 17
2026-10-08 34 23–52 8.1 µg/m³ 24h 19
2026-10-07 36 21–45 8.6 µg/m³ 24h 20
2026-10-06 40 28–51 9.5 µg/m³ 24h 20
2026-10-05 37 24–52 9.0 µg/m³ 24h 20
2026-10-04 38 28–47 9.2 µg/m³ 24h 20
2026-10-03 42 27–153 11.3 µg/m³ 24h 21
2026-10-02 35 28–50 8.5 µg/m³ 24h 20
2026-10-01 39 28–49 9.4 µg/m³ 11h 20
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