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Air Quality History for Ōmihachiman, Japan

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

36
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

475h

PM2.5 Station

475h · 19 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-05-30 40 34–50 9.6 µg/m³ 6h 29
2026-05-29 37 30–45 8.8 µg/m³ 24h 30
2026-05-28 35 23–63 8.4 µg/m³ 24h 30
2026-05-27 31 23–47 7.5 µg/m³ 24h 34
2026-05-26 30 23–38 7.3 µg/m³ 24h 33
2026-05-25 35 27–42 8.3 µg/m³ 24h 32
2026-05-24 35 21–50 8.4 µg/m³ 24h 32
2026-05-23 35 23–50 8.4 µg/m³ 24h 35
2026-05-22 30 22–42 7.2 µg/m³ 24h 33
2026-05-21 33 19–45 7.9 µg/m³ 24h 29
2026-05-20 36 22–50 8.5 µg/m³ 24h 35
2026-05-19 42 30–57 10.2 µg/m³ 24h 35
2026-05-18 53 47–57 13.1 µg/m³ 24h 33
2026-05-17 47 13–68 11.5 µg/m³ 24h 33
2026-05-16 53 46–58 13.3 µg/m³ 21h 31
2026-05-15 52 31–58 13.0 µg/m³ 24h 29
2026-05-14 49 42–54 11.8 µg/m³ 24h 31
2026-05-13 42 30–55 10.1 µg/m³ 24h 32
2026-05-12 35 27–51 8.4 µg/m³ 24h 33
2026-05-11 44 31–65 10.7 µg/m³ 24h 27
2026-05-10 42 32–55 10.1 µg/m³ 16h 28
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