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Air Quality History for Kumamoto, Japan

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

42
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

475h

PM2.5 Station

475h · 22 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-05-29 39 28–49 9.4 µg/m³ 15h 21
2026-05-28 31 20–38 7.3 µg/m³ 24h 21
2026-05-27 30 18–46 7.1 µg/m³ 24h 22
2026-05-26 32 20–47 7.6 µg/m³ 24h 21
2026-05-25 33 23–46 8.0 µg/m³ 24h 21
2026-05-24 33 25–43 7.9 µg/m³ 24h 22
2026-05-23 33 25–43 7.8 µg/m³ 24h 22
2026-05-22 28 21–37 6.7 µg/m³ 24h 21
2026-05-21 30 20–45 7.2 µg/m³ 24h 19
2026-05-20 33 23–42 8.0 µg/m³ 24h 22
2026-05-19 38 25–58 9.1 µg/m³ 24h 22
2026-05-18 51 41–56 12.6 µg/m³ 24h 21
2026-05-17 44 36–56 10.7 µg/m³ 23h 20
2026-05-16 54 37–60 13.8 µg/m³ 21h 21
2026-05-15 52 34–59 13.0 µg/m³ 24h 21
2026-05-14 49 44–58 11.9 µg/m³ 24h 22
2026-05-13 37 30–47 8.9 µg/m³ 24h 20
2026-05-12 34 25–54 8.2 µg/m³ 24h 22
2026-05-11 42 28–91 10.6 µg/m³ 24h 17
2026-05-10 40 28–67 9.7 µg/m³ 24h 19
2026-05-09 30 25–32 7.1 µg/m³ 8h 23
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