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Air Quality History for Kōshi, Japan

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

47
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

333h

PM2.5 Station

333h · 12 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-07-22 54 45–63 14.2 µg/m³ 5h 19
2026-07-21 59 36–92 16.2 µg/m³ 22h 10
2026-07-20 52 36–60 13.0 µg/m³ 24h 15
2026-07-19 46 36–57 11.0 µg/m³ 24h 17
2026-07-18 48 33–61 12.0 µg/m³ 24h 17
2026-07-17 54 45–60 13.5 µg/m³ 24h 17
2026-07-16 56 44–65 14.8 µg/m³ 24h 18
2026-07-15 52 38–60 12.9 µg/m³ 24h 17
2026-07-14 47 34–56 11.5 µg/m³ 24h 18
2026-07-13 50 38–62 12.2 µg/m³ 24h 18
2026-07-12 43 28–59 10.5 µg/m³ 24h 18
2026-07-11 32 23–46 7.7 µg/m³ 24h 17
2026-07-10 30 20–46 7.1 µg/m³ 24h 19
2026-07-09 34 25–51 8.2 µg/m³ 24h 18
2026-07-08 29 21–41 6.9 µg/m³ 18h 19
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