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Air Quality History for Koga, Japan

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

35
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

336h

PM2.5 Station

336h · 8 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-06-09 29 23–36 6.9 µg/m³ 11h 35
2026-06-08 27 20–34 6.5 µg/m³ 24h 44
2026-06-07 28 22–32 6.6 µg/m³ 24h 44
2026-06-06 31 25–37 7.4 µg/m³ 24h 45
2026-06-05 30 24–34 7.1 µg/m³ 24h 45
2026-06-04 29 25–34 6.9 µg/m³ 24h 44
2026-06-03 28 22–32 6.6 µg/m³ 24h 44
2026-06-02 26 22–31 6.3 µg/m³ 24h 44
2026-06-01 38 24–53 9.2 µg/m³ 24h 41
2026-05-31 47 33–54 11.2 µg/m³ 24h 43
2026-05-30 40 30–53 9.6 µg/m³ 24h 45
2026-05-29 36 28–45 8.5 µg/m³ 24h 42
2026-05-28 32 24–41 7.6 µg/m³ 24h 43
2026-05-27 33 24–45 7.8 µg/m³ 24h 45
2026-05-26 34 25–57 8.2 µg/m³ 13h 45
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