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Air Quality History for Iiyama, Japan

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

31
Current AQI
Good CAMS model
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

333h

PM2.5 Station

333h · 7 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-10-21 35 21–45 8.4 µg/m³ 7h 7
2026-10-20 38 19–76 9.5 µg/m³ 24h 6
2026-10-19 39 22–90 10.0 µg/m³ 24h 6
2026-10-18 33 16–53 7.9 µg/m³ 24h 7
2026-10-17 35 15–58 8.5 µg/m³ 24h 6
2026-10-16 48 28–81 12.6 µg/m³ 24h 5
2026-10-15 36 8–64 8.9 µg/m³ 24h 5
2026-10-14 47 21–112 12.9 µg/m³ 24h 6
2026-10-13 40 21–84 9.9 µg/m³ 24h 6
2026-10-12 36 15–76 9.0 µg/m³ 24h 5
2026-10-11 48 20–170 14.2 µg/m³ 24h 6
2026-10-10 39 19–137 10.0 µg/m³ 24h 6
2026-10-09 38 19–70 9.5 µg/m³ 24h 6
2026-10-08 39 24–76 9.6 µg/m³ 24h 7
2026-10-07 38 20–52 9.0 µg/m³ 14h 6
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