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Air Quality History for Sayama, Japan

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

39
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

479h

PM2.5 Station

479h · 61 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-06-09 34 27–41 8.3 µg/m³ 10h 66
2026-06-08 29 23–37 6.9 µg/m³ 24h 72
2026-06-07 28 19–34 6.7 µg/m³ 24h 72
2026-06-06 33 26–46 8.0 µg/m³ 24h 77
2026-06-05 33 27–38 7.8 µg/m³ 24h 75
2026-06-04 30 21–42 7.2 µg/m³ 24h 69
2026-06-03 28 21–36 6.8 µg/m³ 24h 70
2026-06-02 28 22–45 6.8 µg/m³ 24h 69
2026-06-01 49 31–60 12.3 µg/m³ 24h 60
2026-05-31 54 45–65 13.5 µg/m³ 24h 57
2026-05-30 47 40–56 11.3 µg/m³ 24h 63
2026-05-29 40 32–45 9.6 µg/m³ 24h 58
2026-05-28 38 23–54 9.2 µg/m³ 24h 61
2026-05-27 34 20–48 8.0 µg/m³ 24h 69
2026-05-26 35 27–45 8.4 µg/m³ 24h 65
2026-05-25 37 30–46 8.9 µg/m³ 24h 60
2026-05-24 39 30–55 9.4 µg/m³ 24h 64
2026-05-23 39 28–58 9.5 µg/m³ 24h 67
2026-05-22 33 24–44 8.0 µg/m³ 24h 66
2026-05-21 38 25–80 9.5 µg/m³ 24h 60
2026-05-20 37 28–56 9.0 µg/m³ 13h 67
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