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Air Quality History for Sumida, Japan

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

29
Current AQI
Good
48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

262h · 13 stations

Daily Summary

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-04-11 50 27–59 12.7 µg/m³ 18.9 17h 18
2026-04-10 38 18–58 9.3 µg/m³ 16.9 24h 16
2026-04-09 31 13–42 7.3 µg/m³ 13.5 18h 16
2026-04-08 35 27–42 8.3 µg/m³ 10.0 9h 15
2026-04-07 29 8–63 7.1 µg/m³ 11.0 24h 15
2026-04-06 53 42–62 13.3 µg/m³ 20.0 18h 17
2026-04-04 39 19–57 9.5 µg/m³ 15.6 15h 16
2026-04-03 36 27–51 8.6 µg/m³ 11.8 24h 17
2026-04-02 18 6–30 4.4 µg/m³ 6.3 24h 13
2026-04-01 17 6–32 4.1 µg/m³ 6.0 23h 13
2026-03-31 27 5–38 6.4 µg/m³ 11.4 24h 14
2026-03-30 43 23–113 12.3 µg/m³ 18.7 11h 15
2026-03-29 63 49–75 17.8 µg/m³ 24.6 24h 16
2026-03-28 83 52–119 26.9 µg/m³ 35.7 7h 4
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