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Air Quality History for Otaru, Japan

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

17
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

426h

PM2.5 Station

426h · 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 29 18–50 7.0 µg/m³ 14h 2
2026-06-08 34 13–70 8.7 µg/m³ 20h 2
2026-06-07 26 10–51 6.2 µg/m³ 20h 2
2026-06-06 28 4–67 7.0 µg/m³ 22h 2
2026-06-05 34 10–56 8.1 µg/m³ 21h 3
2026-06-04 31 2–73 7.8 µg/m³ 22h 2
2026-06-03 24 3–60 5.7 µg/m³ 23h 2
2026-06-02 46 11–308 19.5 µg/m³ 23h 2
2026-06-01 49 22–80 13.0 µg/m³ 19h 2
2026-05-31 46 19–87 11.5 µg/m³ 21h 2
2026-05-30 36 7–64 8.9 µg/m³ 19h 2
2026-05-29 34 17–74 8.6 µg/m³ 23h 2
2026-05-28 33 13–61 8.0 µg/m³ 20h 2
2026-05-27 42 13–77 10.8 µg/m³ 22h 2
2026-05-26 37 11–63 9.1 µg/m³ 24h 2
2026-05-25 41 2–133 10.8 µg/m³ 22h 2
2026-05-24 41 12–105 11.1 µg/m³ 21h 2
2026-05-23 37 11–68 9.4 µg/m³ 22h 2
2026-05-22 41 9–103 11.1 µg/m³ 21h 2
2026-05-21 40 15–67 10.0 µg/m³ 23h 2
2026-05-20 51 40–68 13.2 µg/m³ 4h 2
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