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Air Quality History for Chikusei, Japan

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

27
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

333h

PM2.5 Station

333h · 23 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-10-21 41 29–81 10.5 µg/m³ 12h 28
2026-10-20 43 34–58 10.4 µg/m³ 24h 23
2026-10-19 46 31–63 11.4 µg/m³ 24h 23
2026-10-18 38 20–61 9.2 µg/m³ 24h 26
2026-10-17 45 30–55 11.0 µg/m³ 24h 23
2026-10-16 55 23–88 15.0 µg/m³ 24h 21
2026-10-15 50 29–87 13.0 µg/m³ 24h 22
2026-10-14 68 26–158 21.4 µg/m³ 24h 21
2026-10-13 56 33–96 15.1 µg/m³ 24h 22
2026-10-12 50 30–123 13.3 µg/m³ 24h 23
2026-10-11 57 24–145 15.7 µg/m³ 24h 20
2026-10-10 47 34–128 12.2 µg/m³ 24h 23
2026-10-09 47 21–76 12.2 µg/m³ 24h 25
2026-10-08 33 25–48 8.0 µg/m³ 24h 28
2026-10-07 41 30–51 9.9 µg/m³ 9h 28
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