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Air Quality History for Cheonan, South Korea

Historical PM2.5 and AQI trend from monitoring stations near Cheonan, South Korea.

53
Current AQI
Moderate Station

Air Quality Index Station

168h

PM2.5 Station

168h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-07-22 43 7–57 10.9 µg/m³ 7h 27
2026-07-21 48 29–87 12.4 µg/m³ 24h 60
2026-07-20 40 23–54 9.7 µg/m³ 24h 50
2026-07-19 47 24–60 11.7 µg/m³ 24h 48
2026-07-18 43 18–57 10.4 µg/m³ 24h 48
2026-07-17 53 25–66 14.1 µg/m³ 24h 31
2026-07-16 56 32–84 15.2 µg/m³ 24h 33
2026-07-15 50 28–66 12.6 µg/m³ 17h 22
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