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Air Quality History for Arai, Japan

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

11
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

476h

PM2.5 Station

476h · 4 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-10-21 38 23–48 9.2 µg/m³ 7h 5
2026-10-20 37 17–89 9.3 µg/m³ 24h 5
2026-10-19 40 23–90 10.3 µg/m³ 24h 5
2026-10-18 34 18–54 8.1 µg/m³ 24h 5
2026-10-17 34 15–59 8.4 µg/m³ 24h 4
2026-10-16 46 27–91 12.0 µg/m³ 24h 4
2026-10-15 36 9–77 9.1 µg/m³ 24h 4
2026-10-14 47 19–87 13.1 µg/m³ 24h 5
2026-10-13 43 24–92 11.2 µg/m³ 24h 4
2026-10-12 38 16–93 9.6 µg/m³ 24h 4
2026-10-11 46 18–170 13.7 µg/m³ 23h 4
2026-10-10 41 23–137 10.7 µg/m³ 24h 4
2026-10-09 40 19–81 10.1 µg/m³ 24h 4
2026-10-08 42 23–93 10.4 µg/m³ 24h 5
2026-10-07 37 17–58 9.1 µg/m³ 24h 5
2026-10-06 37 17–51 8.9 µg/m³ 24h 5
2026-10-05 37 10–55 9.1 µg/m³ 24h 5
2026-10-04 36 10–72 8.9 µg/m³ 24h 4
2026-10-03 40 18–71 9.9 µg/m³ 24h 5
2026-10-02 38 19–64 9.3 µg/m³ 24h 5
2026-10-01 40 30–51 9.6 µg/m³ 14h 6
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