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Air Quality History for Yachiyo, Japan

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

31
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 34 4–46 8.1 µg/m³ 11.5 8h 7
2026-04-14 55 44–63 14.0 µg/m³ 20.6 24h 8
2026-04-13 51 30–61 12.8 µg/m³ 20.6 17h 7
2026-04-12 45 31–54 10.8 µg/m³ 15.5 24h 8
2026-04-11 47 26–63 12.1 µg/m³ 17.2 24h 8
2026-04-10 44 20–67 11.4 µg/m³ 19.7 24h 7
2026-04-09 32 13–46 7.7 µg/m³ 12.9 18h 7
2026-04-08 35 27–43 8.4 µg/m³ 10.1 9h 6
2026-04-07 29 10–66 7.3 µg/m³ 10.0 24h 6
2026-04-06 54 42–64 13.8 µg/m³ 20.0 18h 7
2026-04-04 44 25–65 11.1 µg/m³ 17.8 15h 7
2026-04-03 37 27–54 9.0 µg/m³ 11.6 24h 7
2026-04-02 18 5–30 4.3 µg/m³ 5.5 24h 5
2026-04-01 20 7–40 4.8 µg/m³ 6.1 23h 5
2026-03-31 30 2–51 7.1 µg/m³ 11.5 24h 6
2026-03-30 43 22–113 12.6 µg/m³ 19.3 11h 7
2026-03-29 66 49–82 19.3 µg/m³ 26.6 24h 7
2026-03-28 62 41–119 17.5 µg/m³ 24.9 24h 6
2026-03-27 37 23–52 8.8 µg/m³ 12.5 24h 7
2026-03-26 32 13–46 7.8 µg/m³ 9.3 16h 6
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