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Air Quality History for Ryōgoku, Japan

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

73
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

335h

PM2.5 Station

335h · 32 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-07-22 68 61–71 20.1 µg/m³ 7h 39
2026-07-21 59 52–71 15.7 µg/m³ 24h 27
2026-07-20 53 40–60 13.4 µg/m³ 24h 37
2026-07-19 44 36–53 10.5 µg/m³ 24h 43
2026-07-18 45 33–56 10.8 µg/m³ 24h 44
2026-07-17 53 42–58 13.2 µg/m³ 24h 44
2026-07-16 58 52–64 15.3 µg/m³ 24h 42
2026-07-15 53 43–63 13.4 µg/m³ 24h 43
2026-07-14 50 37–92 12.4 µg/m³ 24h 45
2026-07-13 50 38–60 12.4 µg/m³ 24h 43
2026-07-12 43 30–52 10.4 µg/m³ 24h 43
2026-07-11 30 23–47 7.1 µg/m³ 24h 45
2026-07-10 29 21–53 7.0 µg/m³ 24h 48
2026-07-09 34 24–51 8.0 µg/m³ 24h 44
2026-07-08 29 24–35 7.0 µg/m³ 16h 47
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