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Air Quality History for Ōtsu, Japan

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

25
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

479h

PM2.5 Station

479h · 38 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-06-09 36 31–43 8.7 µg/m³ 7h 31
2026-06-08 29 19–38 6.9 µg/m³ 24h 32
2026-06-07 30 20–43 7.1 µg/m³ 24h 32
2026-06-06 35 26–54 8.5 µg/m³ 24h 32
2026-06-05 33 23–45 7.9 µg/m³ 24h 32
2026-06-04 35 22–49 8.3 µg/m³ 24h 30
2026-06-03 31 23–43 7.5 µg/m³ 24h 30
2026-06-02 33 20–56 8.0 µg/m³ 24h 31
2026-06-01 52 38–60 13.3 µg/m³ 24h 29
2026-05-31 56 45–81 14.7 µg/m³ 24h 28
2026-05-30 51 35–135 13.1 µg/m³ 24h 29
2026-05-29 45 38–58 10.9 µg/m³ 24h 30
2026-05-28 39 24–56 9.4 µg/m³ 24h 30
2026-05-27 36 23–52 8.7 µg/m³ 24h 32
2026-05-26 38 27–51 9.2 µg/m³ 24h 30
2026-05-25 40 31–49 9.7 µg/m³ 24h 30
2026-05-24 41 26–54 9.8 µg/m³ 24h 30
2026-05-23 43 28–58 10.3 µg/m³ 24h 32
2026-05-22 39 26–53 9.3 µg/m³ 24h 30
2026-05-21 40 27–55 9.6 µg/m³ 24h 28
2026-05-20 40 32–53 9.7 µg/m³ 16h 32
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