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Air Quality History for Yoichi, Japan

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

9
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

465h

PM2.5 Station

465h · 4 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-10-21 32 11–54 7.7 µg/m³ 10h 4
2026-10-20 44 3–151 12.3 µg/m³ 24h 3
2026-10-19 37 8–93 9.7 µg/m³ 23h 3
2026-10-18 37 24–101 9.4 µg/m³ 24h 3
2026-10-17 39 18–68 9.8 µg/m³ 24h 2
2026-10-16 62 25–149 18.3 µg/m³ 22h 2
2026-10-15 53 10–165 17.1 µg/m³ 23h 2
2026-10-14 71 10–161 23.8 µg/m³ 20h 2
2026-10-13 91 30–500 49.8 µg/m³ 23h 2
2026-10-12 57 28–165 18.1 µg/m³ 23h 2
2026-10-11 75 30–161 24.9 µg/m³ 22h 2
2026-10-10 41 13–125 10.5 µg/m³ 24h 3
2026-10-09 68 19–342 28.5 µg/m³ 23h 3
2026-10-08 36 13–55 8.7 µg/m³ 24h 5
2026-10-07 51 10–213 17.7 µg/m³ 24h 4
2026-10-06 42 18–71 10.8 µg/m³ 24h 4
2026-10-05 39 13–58 9.6 µg/m³ 24h 4
2026-10-04 43 25–76 10.9 µg/m³ 24h 4
2026-10-03 40 26–59 9.7 µg/m³ 24h 4
2026-10-02 33 15–68 8.0 µg/m³ 24h 4
2026-10-01 38 20–55 9.2 µg/m³ 12h 4
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