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Air Quality History for Ōtsu, Japan

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

29
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

479h

PM2.5 Station

479h · 43 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-06-09 27 24–30 6.5 µg/m³ 4h 42
2026-06-08 27 20–36 6.4 µg/m³ 24h 50
2026-06-07 27 19–36 6.5 µg/m³ 24h 53
2026-06-06 34 28–45 8.1 µg/m³ 24h 55
2026-06-05 30 24–36 7.2 µg/m³ 24h 55
2026-06-04 30 23–39 7.3 µg/m³ 24h 49
2026-06-03 28 18–36 6.8 µg/m³ 24h 54
2026-06-02 25 19–35 5.9 µg/m³ 24h 50
2026-06-01 49 25–72 12.8 µg/m³ 24h 44
2026-05-31 56 42–72 14.8 µg/m³ 24h 41
2026-05-30 45 34–56 10.9 µg/m³ 24h 44
2026-05-29 43 35–80 10.7 µg/m³ 24h 45
2026-05-28 35 20–51 8.3 µg/m³ 24h 47
2026-05-27 29 21–43 6.9 µg/m³ 24h 51
2026-05-26 31 21–43 7.5 µg/m³ 24h 48
2026-05-25 36 27–49 8.6 µg/m³ 24h 48
2026-05-24 36 29–45 8.6 µg/m³ 24h 47
2026-05-23 36 27–50 8.7 µg/m³ 24h 50
2026-05-22 31 23–41 7.5 µg/m³ 24h 50
2026-05-21 35 25–44 8.4 µg/m³ 24h 41
2026-05-20 36 28–51 8.7 µg/m³ 19h 53
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