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Air Quality History for Hitachi-ota, Japan

Historical PM2.5 and AQI trend from monitoring stations near Hitachi-ota, Japan.

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

Air Quality Index Station

455h

PM2.5 Station

455h · 8 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-09-05 30 20–52 7.3 µg/m³ 14h 8
2026-09-04 21 10–34 4.9 µg/m³ 23h 5
2026-09-03 20 10–32 4.9 µg/m³ 23h 6
2026-09-02 30 10–103 7.8 µg/m³ 22h 6
2026-09-01 32 12–83 8.1 µg/m³ 23h 5
2026-08-31 52 18–181 18.0 µg/m³ 24h 3
2026-08-30 42 10–177 13.3 µg/m³ 23h 4
2026-08-29 23 5–54 5.5 µg/m³ 22h 4
2026-08-28 28 11–62 6.8 µg/m³ 23h 4
2026-08-27 25 8–57 6.2 µg/m³ 23h 5
2026-08-26 40 19–124 10.2 µg/m³ 22h 6
2026-08-25 37 17–53 8.9 µg/m³ 24h 6
2026-08-24 38 9–55 9.3 µg/m³ 23h 5
2026-08-23 38 23–50 9.0 µg/m³ 24h 6
2026-08-22 34 12–53 8.1 µg/m³ 24h 7
2026-08-21 29 20–63 7.1 µg/m³ 23h 6
2026-08-20 30 16–57 7.1 µg/m³ 21h 5
2026-08-19 28 18–66 6.9 µg/m³ 22h 7
2026-08-18 25 14–50 6.0 µg/m³ 23h 7
2026-08-17 24 7–52 5.8 µg/m³ 22h 6
2026-08-16 19 15–24 4.7 µg/m³ 7h 6
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