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Air Quality History for Itoigawa, Japan

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

3
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

327h

PM2.5 Station

327h · 5 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-10-21 38 20–65 9.7 µg/m³ 10h 3
2026-10-20 34 10–85 8.4 µg/m³ 24h 3
2026-10-19 37 13–113 9.7 µg/m³ 24h 3
2026-10-18 37 18–60 9.0 µg/m³ 24h 3
2026-10-17 42 25–63 10.3 µg/m³ 23h 3
2026-10-16 53 22–93 15.0 µg/m³ 23h 2
2026-10-15 41 17–140 11.2 µg/m³ 22h 2
2026-10-14 54 15–212 19.3 µg/m³ 24h 3
2026-10-13 50 13–87 13.8 µg/m³ 23h 2
2026-10-12 40 9–87 10.4 µg/m³ 24h 2
2026-10-11 46 18–104 12.3 µg/m³ 23h 2
2026-10-10 44 10–93 12.0 µg/m³ 23h 3
2026-10-09 64 15–164 21.9 µg/m³ 24h 3
2026-10-08 40 14–82 10.0 µg/m³ 24h 3
2026-10-07 50 12–68 12.9 µg/m³ 12h 4
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