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Air Quality History for Tsukuba, Japan

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

31
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

333h

PM2.5 Station

333h · 50 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-10-21 32 28–39 7.7 µg/m³ 12.8 10h 54
2026-10-20 40 30–49 9.7 µg/m³ 21.3 24h 51
2026-10-19 43 32–62 10.6 µg/m³ 11.8 24h 52
2026-10-18 35 28–48 8.4 µg/m³ 6.3 24h 54
2026-10-17 42 30–56 10.2 µg/m³ 9.0 24h 49
2026-10-16 52 38–70 13.2 µg/m³ 14.4 24h 48
2026-10-15 46 28–98 11.8 µg/m³ 9.1 24h 47
2026-10-14 50 27–88 13.3 µg/m³ 13.8 24h 47
2026-10-13 48 34–77 12.1 µg/m³ 17.8 24h 47
2026-10-12 40 30–53 9.6 µg/m³ 17.4 24h 47
2026-10-11 50 30–97 13.0 µg/m³ 13.2 24h 44
2026-10-10 43 28–96 10.8 µg/m³ 13.5 24h 48
2026-10-09 43 25–64 10.7 µg/m³ 15.0 24h 48
2026-10-08 32 28–39 7.7 µg/m³ 10.5 24h 54
2026-10-07 39 30–47 9.4 µg/m³ 4.7 11h 54
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