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Air Quality History for Ryōgoku, Japan

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

24
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

477h

PM2.5 Station

477h · 39 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-10-21 45 29–133 12.1 µg/m³ 13h 34
2026-10-20 48 32–63 12.2 µg/m³ 24h 33
2026-10-19 61 35–93 17.2 µg/m³ 24h 31
2026-10-18 38 28–57 9.2 µg/m³ 24h 31
2026-10-17 60 33–114 17.0 µg/m³ 24h 31
2026-10-16 69 44–125 20.8 µg/m³ 24h 30
2026-10-15 71 37–106 21.7 µg/m³ 24h 32
2026-10-14 83 35–162 28.5 µg/m³ 24h 28
2026-10-13 72 51–137 21.8 µg/m³ 24h 28
2026-10-12 63 35–158 18.5 µg/m³ 24h 29
2026-10-11 64 44–128 18.3 µg/m³ 24h 25
2026-10-10 69 31–167 22.2 µg/m³ 24h 31
2026-10-09 61 24–113 17.8 µg/m³ 24h 32
2026-10-08 36 26–51 8.5 µg/m³ 24h 46
2026-10-07 40 27–52 9.5 µg/m³ 24h 45
2026-10-06 38 26–56 9.2 µg/m³ 24h 44
2026-10-05 37 29–46 9.0 µg/m³ 24h 46
2026-10-04 37 31–44 9.0 µg/m³ 24h 45
2026-10-03 37 28–113 9.5 µg/m³ 24h 43
2026-10-02 36 30–52 8.6 µg/m³ 24h 44
2026-10-01 40 35–44 9.6 µg/m³ 8h 47
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