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Air Quality History for Shiraoi, Japan

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

21
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

442h

PM2.5 Station

442h · 3 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-07-22 64 23–144 19.6 µg/m³ 6h 4
2026-07-21 65 23–104 19.3 µg/m³ 20h 2
2026-07-20 47 15–89 12.7 µg/m³ 20h 3
2026-07-19 49 23–80 12.9 µg/m³ 24h 3
2026-07-18 46 17–70 11.8 µg/m³ 23h 4
2026-07-17 56 27–85 15.3 µg/m³ 23h 3
2026-07-16 57 17–74 15.3 µg/m³ 24h 3
2026-07-15 51 18–80 13.4 µg/m³ 24h 3
2026-07-14 53 36–92 13.9 µg/m³ 24h 4
2026-07-13 52 24–94 14.0 µg/m³ 24h 4
2026-07-12 43 3–59 10.7 µg/m³ 24h 3
2026-07-11 31 11–59 7.5 µg/m³ 24h 4
2026-07-10 30 14–52 7.2 µg/m³ 24h 4
2026-07-09 38 14–160 10.7 µg/m³ 24h 4
2026-07-08 37 13–52 8.9 µg/m³ 23h 3
2026-07-07 33 15–79 8.2 µg/m³ 22h 4
2026-07-06 33 4–81 8.6 µg/m³ 13h 2
2026-07-05 34 13–45 8.2 µg/m³ 22h 3
2026-07-04 35 7–72 9.3 µg/m³ 23h 3
2026-07-03 44 23–68 11.1 µg/m³ 22h 3
2026-07-02 38 22–80 9.9 µg/m³ 9h 4
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