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Air Quality History for Unnan, Japan

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

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

Air Quality Index Station

331h

PM2.5 Station

331h · 8 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-10-21 24 15–38 5.8 µg/m³ 7h 7
2026-10-20 38 23–57 9.2 µg/m³ 24h 5
2026-10-19 36 18–54 8.7 µg/m³ 24h 5
2026-10-18 29 16–40 6.9 µg/m³ 24h 6
2026-10-17 42 4–89 10.5 µg/m³ 24h 5
2026-10-16 55 10–153 15.7 µg/m³ 23h 5
2026-10-15 37 18–54 8.8 µg/m³ 24h 5
2026-10-14 57 18–171 17.9 µg/m³ 24h 4
2026-10-13 57 28–189 18.5 µg/m³ 23h 4
2026-10-12 45 29–89 11.2 µg/m³ 24h 5
2026-10-11 52 29–122 14.0 µg/m³ 24h 4
2026-10-10 38 23–59 9.2 µg/m³ 24h 5
2026-10-09 44 20–89 11.5 µg/m³ 24h 4
2026-10-08 35 18–54 8.4 µg/m³ 24h 6
2026-10-07 37 21–53 9.0 µg/m³ 14h 6
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