Home › Japan › Unnan › History

Air Quality History for Unnan, Japan

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

26
Current AQI
Good
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Trend

408h

PM2.5 Trend

408h · 7 stations

Daily Summary

Date AQI Range PM2.5 avg Hours Stations
2026-04-25 40 32–52 9.5 µg/m³ 19h 6
2026-04-24 33 21–41 8.0 µg/m³ 23h 5
2026-04-23 28 9–41 6.7 µg/m³ 24h 6
2026-04-22 42 25–58 10.1 µg/m³ 24h 6
2026-04-21 39 20–54 9.4 µg/m³ 24h 5
2026-04-20 38 28–54 9.2 µg/m³ 15h 5
2026-04-19 44 36–56 10.7 µg/m³ 15h 5
2026-04-18 55 32–258 21.2 µg/m³ 19h 7
2026-04-17 44 33–59 10.8 µg/m³ 16h 6
2026-04-16 45 32–71 11.1 µg/m³ 24h 6
2026-04-15 36 9–59 8.8 µg/m³ 24h 5
2026-04-14 46 18–57 11.3 µg/m³ 24h 5
2026-04-13 50 33–60 12.4 µg/m³ 16h 5
2026-04-12 43 28–64 10.5 µg/m³ 24h 5
2026-04-11 43 30–59 10.5 µg/m³ 24h 6
2026-04-10 38 14–57 9.2 µg/m³ 24h 5
2026-04-09 34 19–57 8.2 µg/m³ 17h 5
2026-04-08 38 26–65 9.5 µg/m³ 9h 6
2026-04-07 35 16–52 8.5 µg/m³ 24h 6
2026-04-06 45 28–56 11.0 µg/m³ 19h 5
Back to Unnan Air Quality