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Air Quality History for Shiraoi, Japan

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

5
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

402h

PM2.5 Station

402h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-10-21 33 5–57 8.0 µg/m³ 10h 2
2026-10-20 38 9–87 10.1 µg/m³ 16h 2
2026-10-19 49 20–120 13.4 µg/m³ 19h 2
2026-10-18 37 9–126 9.7 µg/m³ 21h 2
2026-10-17 44 13–82 11.6 µg/m³ 18h 2
2026-10-16 76 14–161 25.2 µg/m³ 14h 2
2026-10-15 72 9–159 25.3 µg/m³ 18h 2
2026-10-14 82 22–362 36.9 µg/m³ 21h 2
2026-10-13 76 18–187 27.2 µg/m³ 20h 2
2026-10-12 64 25–158 19.6 µg/m³ 18h 2
2026-10-11 97 20–455 53.3 µg/m³ 18h 2
2026-10-10 47 11–152 13.8 µg/m³ 19h 2
2026-10-09 102 25–354 47.6 µg/m³ 17h 2
2026-10-08 46 17–87 12.4 µg/m³ 23h 3
2026-10-07 42 9–75 10.8 µg/m³ 24h 2
2026-10-06 41 5–71 10.5 µg/m³ 22h 2
2026-10-05 45 11–87 12.1 µg/m³ 24h 2
2026-10-04 47 13–84 12.6 µg/m³ 23h 3
2026-10-03 45 23–79 12.1 µg/m³ 23h 3
2026-10-02 34 17–65 8.5 µg/m³ 24h 2
2026-10-01 46 23–74 12.0 µg/m³ 10h 3
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