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Air Quality History for Otaru, Japan

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

9
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

476h

PM2.5 Station

476h · 3 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-06-09 26 10–48 6.3 µg/m³ 10h 4
2026-06-08 27 16–52 6.4 µg/m³ 24h 4
2026-06-07 29 8–71 7.2 µg/m³ 24h 4
2026-06-06 34 19–65 8.4 µg/m³ 24h 5
2026-06-05 30 22–42 7.2 µg/m³ 24h 5
2026-06-04 32 14–67 7.9 µg/m³ 24h 4
2026-06-03 27 15–39 6.4 µg/m³ 24h 5
2026-06-02 29 10–62 7.1 µg/m³ 24h 4
2026-06-01 47 15–80 12.4 µg/m³ 23h 4
2026-05-31 51 30–70 13.2 µg/m³ 24h 4
2026-05-30 44 20–66 10.9 µg/m³ 24h 4
2026-05-29 38 8–59 9.3 µg/m³ 24h 4
2026-05-28 32 13–52 7.7 µg/m³ 24h 3
2026-05-27 28 12–60 6.9 µg/m³ 24h 4
2026-05-26 33 17–58 8.0 µg/m³ 24h 4
2026-05-25 35 18–61 8.6 µg/m³ 23h 4
2026-05-24 40 16–116 10.5 µg/m³ 24h 4
2026-05-23 35 17–74 8.6 µg/m³ 24h 3
2026-05-22 34 12–72 8.5 µg/m³ 24h 4
2026-05-21 46 12–140 12.6 µg/m³ 24h 4
2026-05-20 33 17–60 8.1 µg/m³ 12h 3
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