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Air Quality History for Chichibu, Japan

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

56
Current AQI
Moderate
48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

245h · 2 stations

Daily Summary

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-04-10 32 11–56 7.8 µg/m³ 15.3 19h 6
2026-04-09 29 24–35 7.0 µg/m³ 14.1 17h 6
2026-04-08 36 30–41 8.7 µg/m³ 10.7 7h 7
2026-04-07 30 6–59 7.5 µg/m³ 12.5 24h 5
2026-04-06 50 42–63 12.5 µg/m³ 20.2 18h 6
2026-04-04 33 11–52 7.9 µg/m³ 13.4 15h 6
2026-04-03 32 25–42 7.7 µg/m³ 11.9 24h 6
2026-04-02 18 6–35 4.3 µg/m³ 6.5 22h 6
2026-04-01 14 4–27 3.3 µg/m³ 5.7 21h 5
2026-03-31 19 7–38 4.6 µg/m³ 9.3 22h 6
2026-03-30 35 22–70 9.0 µg/m³ 15.4 10h 6
2026-03-29 60 55–67 16.6 µg/m³ 23.2 22h 6
2026-03-28 45 32–60 10.9 µg/m³ 14.9 21h 6
2026-03-27 30 29–31 7.2 µg/m³ 11.4 3h 7
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