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Air Quality History for Katō, Japan

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

68
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

334h

PM2.5 Station

334h · 48 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-07-22 66 66–66 19.3 µg/m³ 1h 48
2026-07-21 58 31–77 15.6 µg/m³ 24h 19
2026-07-20 54 39–67 13.9 µg/m³ 24h 25
2026-07-19 48 36–87 12.1 µg/m³ 24h 32
2026-07-18 47 35–58 11.5 µg/m³ 24h 38
2026-07-17 54 39–67 14.0 µg/m³ 24h 34
2026-07-16 57 44–69 15.0 µg/m³ 24h 30
2026-07-15 55 44–65 14.3 µg/m³ 24h 31
2026-07-14 49 42–57 11.8 µg/m³ 24h 39
2026-07-13 52 40–61 13.1 µg/m³ 24h 33
2026-07-12 46 36–59 11.2 µg/m³ 24h 32
2026-07-11 31 22–46 7.4 µg/m³ 24h 35
2026-07-10 29 21–41 7.1 µg/m³ 24h 38
2026-07-09 34 20–55 8.2 µg/m³ 24h 36
2026-07-08 34 24–48 8.1 µg/m³ 21h 33
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