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Air Quality History for Hitachi-Naka, Japan

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

32
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

474h

PM2.5 Station

474h · 10 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-10-21 37 23–45 8.8 µg/m³ 7h 12
2026-10-20 40 23–61 9.8 µg/m³ 24h 10
2026-10-19 52 24–178 17.0 µg/m³ 24h 9
2026-10-18 33 21–64 7.9 µg/m³ 24h 10
2026-10-17 44 24–113 11.3 µg/m³ 24h 9
2026-10-16 49 19–127 13.1 µg/m³ 24h 8
2026-10-15 43 17–134 11.6 µg/m³ 24h 7
2026-10-14 43 18–164 12.5 µg/m³ 24h 8
2026-10-13 49 25–103 12.9 µg/m³ 23h 7
2026-10-12 43 18–69 10.8 µg/m³ 23h 8
2026-10-11 57 22–236 20.4 µg/m³ 24h 6
2026-10-10 41 20–87 10.3 µg/m³ 23h 9
2026-10-09 42 12–94 10.9 µg/m³ 24h 8
2026-10-08 38 24–60 9.3 µg/m³ 24h 13
2026-10-07 43 17–63 10.6 µg/m³ 24h 12
2026-10-06 41 20–137 10.8 µg/m³ 24h 12
2026-10-05 44 32–68 10.8 µg/m³ 24h 12
2026-10-04 42 31–54 10.1 µg/m³ 24h 12
2026-10-03 40 26–57 9.7 µg/m³ 24h 12
2026-10-02 35 25–54 8.5 µg/m³ 24h 12
2026-10-01 43 35–68 10.6 µg/m³ 14h 12
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