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Air Quality History for Ōtsu, Japan

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

50
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

331h

PM2.5 Station

331h · 48 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-05-30 46 36–55 11.3 µg/m³ 9h 36
2026-05-29 46 36–95 11.4 µg/m³ 24h 38
2026-05-28 38 27–53 9.2 µg/m³ 24h 37
2026-05-27 34 20–53 8.1 µg/m³ 24h 36
2026-05-26 36 14–45 8.5 µg/m³ 24h 39
2026-05-25 39 28–51 9.4 µg/m³ 24h 39
2026-05-24 44 26–57 10.5 µg/m³ 24h 38
2026-05-23 39 27–54 9.3 µg/m³ 24h 37
2026-05-22 38 23–54 9.1 µg/m³ 24h 36
2026-05-21 41 24–69 10.0 µg/m³ 24h 38
2026-05-20 39 26–54 9.4 µg/m³ 24h 36
2026-05-19 43 28–59 10.3 µg/m³ 24h 37
2026-05-18 56 43–87 14.6 µg/m³ 24h 37
2026-05-17 47 35–54 11.3 µg/m³ 23h 36
2026-05-16 54 45–71 13.6 µg/m³ 11h 38
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