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Air Quality History for Kumamoto, Japan

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

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

Air Quality Index Station

334h

PM2.5 Station

334h · 21 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-10-21 34 26–46 8.1 µg/m³ 12h 21
2026-10-20 48 26–147 13.0 µg/m³ 24h 19
2026-10-19 44 31–78 11.0 µg/m³ 24h 17
2026-10-18 36 28–51 8.7 µg/m³ 24h 21
2026-10-17 51 35–86 13.3 µg/m³ 24h 18
2026-10-16 61 38–134 17.2 µg/m³ 24h 16
2026-10-15 58 32–164 17.8 µg/m³ 24h 16
2026-10-14 57 26–93 16.1 µg/m³ 24h 15
2026-10-13 60 34–108 17.3 µg/m³ 24h 15
2026-10-12 50 30–117 13.2 µg/m³ 24h 15
2026-10-11 63 33–220 22.0 µg/m³ 24h 13
2026-10-10 45 32–59 10.9 µg/m³ 24h 17
2026-10-09 54 26–182 17.0 µg/m³ 24h 16
2026-10-08 32 23–48 7.7 µg/m³ 24h 22
2026-10-07 40 34–49 9.6 µg/m³ 10h 22
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