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Air Quality History for Nakano, Japan

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

41
Current AQI
Good
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Trend

399h

PM2.5 Trend

399h · 1 station

Daily Summary

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-04-15 35 4–47 8.5 µg/m³ 12.6 8h 18
2026-04-14 53 44–62 13.4 µg/m³ 21.3 24h 20
2026-04-13 49 30–57 12.0 µg/m³ 19.8 17h 17
2026-04-12 44 35–52 10.6 µg/m³ 16.4 24h 19
2026-04-11 46 28–59 11.4 µg/m³ 17.2 24h 20
2026-04-10 37 18–57 8.9 µg/m³ 16.7 24h 18
2026-04-09 29 13–40 7.1 µg/m³ 13.4 18h 17
2026-04-08 34 27–41 8.1 µg/m³ 9.9 9h 17
2026-04-07 29 8–61 7.1 µg/m³ 11.2 24h 16
2026-04-06 51 42–60 12.8 µg/m³ 19.9 18h 19
2026-04-04 37 18–55 9.2 µg/m³ 15.2 15h 18
2026-04-03 35 27–49 8.4 µg/m³ 11.7 24h 18
2026-04-02 18 6–30 4.4 µg/m³ 6.2 24h 14
2026-04-01 17 6–32 4.0 µg/m³ 5.9 23h 14
2026-03-31 25 6–36 6.1 µg/m³ 11.4 24h 16
2026-03-30 43 23–113 12.2 µg/m³ 18.7 11h 16
2026-03-29 62 49–75 17.4 µg/m³ 24.3 24h 18
2026-03-28 56 35–119 15.2 µg/m³ 20.9 24h 15
2026-03-27 33 21–43 7.8 µg/m³ 11.6 24h 19
2026-03-26 24 13–30 5.7 µg/m³ 7.6 16h 16
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