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Air Quality History for Katō, Japan

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

32
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

475h

PM2.5 Station

475h · 66 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-05-29 41 30–52 9.8 µg/m³ 24h 45
2026-05-28 38 25–62 9.4 µg/m³ 24h 49
2026-05-27 30 17–44 7.2 µg/m³ 24h 50
2026-05-26 33 20–48 7.8 µg/m³ 24h 47
2026-05-25 40 29–87 10.0 µg/m³ 24h 47
2026-05-24 37 27–51 8.8 µg/m³ 24h 49
2026-05-23 37 27–52 8.8 µg/m³ 24h 48
2026-05-22 33 22–48 8.0 µg/m³ 24h 47
2026-05-21 41 23–53 9.7 µg/m³ 24h 44
2026-05-20 38 29–52 9.1 µg/m³ 24h 50
2026-05-19 43 32–57 10.5 µg/m³ 24h 47
2026-05-18 55 46–63 14.3 µg/m³ 24h 47
2026-05-17 51 44–58 12.6 µg/m³ 23h 45
2026-05-16 54 45–60 13.8 µg/m³ 21h 47
2026-05-15 52 43–55 12.7 µg/m³ 24h 46
2026-05-14 50 38–57 12.3 µg/m³ 24h 45
2026-05-13 46 35–57 11.3 µg/m³ 24h 47
2026-05-12 40 29–55 9.6 µg/m³ 24h 48
2026-05-11 50 35–95 13.1 µg/m³ 24h 37
2026-05-10 43 32–63 10.5 µg/m³ 23h 46
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