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Air Quality History for Katori-shi, Japan

Historical PM2.5 and AQI trend from monitoring stations near Katori-shi, Japan.

72
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

335h

PM2.5 Station

335h · 9 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-07-22 70 67–72 21.0 µg/m³ 2h 20
2026-07-21 58 38–79 15.6 µg/m³ 24h 13
2026-07-20 54 42–67 14.0 µg/m³ 24h 17
2026-07-19 48 32–63 11.9 µg/m³ 24h 18
2026-07-18 46 26–59 11.4 µg/m³ 24h 18
2026-07-17 54 40–61 13.7 µg/m³ 24h 18
2026-07-16 57 46–67 15.0 µg/m³ 24h 20
2026-07-15 54 46–66 13.7 µg/m³ 24h 19
2026-07-14 49 36–57 12.0 µg/m³ 24h 18
2026-07-13 52 38–62 13.2 µg/m³ 24h 20
2026-07-12 47 27–65 11.5 µg/m³ 24h 18
2026-07-11 34 19–52 8.1 µg/m³ 24h 20
2026-07-10 34 24–50 8.2 µg/m³ 24h 20
2026-07-09 39 23–53 9.3 µg/m³ 24h 21
2026-07-08 34 21–45 8.2 µg/m³ 21h 19
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