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Air Quality History for Echigawa, Japan

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

30
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

478h

PM2.5 Station

478h · 23 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-10-21 39 28–91 10.3 µg/m³ 20.2 10h 26
2026-10-20 41 25–67 10.0 µg/m³ 21.3 24h 24
2026-10-19 53 32–132 14.3 µg/m³ 14.4 24h 22
2026-10-18 36 25–51 8.6 µg/m³ 10.2 24h 26
2026-10-17 51 33–98 13.5 µg/m³ 12.3 24h 21
2026-10-16 58 38–124 16.1 µg/m³ 14.2 24h 21
2026-10-15 57 33–139 15.9 µg/m³ 9.0 24h 22
2026-10-14 44 23–56 10.7 µg/m³ 10.3 24h 20
2026-10-13 56 36–155 15.5 µg/m³ 20.0 24h 20
2026-10-12 56 39–105 15.4 µg/m³ 12.8 24h 21
2026-10-11 54 33–110 14.5 µg/m³ 15.8 24h 19
2026-10-10 48 29–94 12.3 µg/m³ 20.6 24h 21
2026-10-09 49 28–117 13.1 µg/m³ 16.0 24h 22
2026-10-08 32 23–47 7.8 µg/m³ 12.9 24h 27
2026-10-07 38 25–49 9.1 µg/m³ 7.6 24h 26
2026-10-06 38 29–51 9.0 µg/m³ 8.6 24h 28
2026-10-05 37 26–55 8.8 µg/m³ 11.2 24h 26
2026-10-04 42 26–142 10.8 µg/m³ 12.8 24h 26
2026-10-03 36 26–45 8.7 µg/m³ 10.6 24h 27
2026-10-02 36 27–49 8.6 µg/m³ 8.7 24h 26
2026-10-01 39 33–45 9.3 µg/m³ 16.4 12h 27
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