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Air Quality History for Cheonan, South Korea

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

44
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

479h

PM2.5 Station

479h · 47 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-06-09 54 43–59 13.9 µg/m³ 13h 53
2026-06-08 54 30–62 13.7 µg/m³ 24h 56
2026-06-07 46 30–53 11.1 µg/m³ 24h 58
2026-06-06 49 36–59 12.0 µg/m³ 24h 63
2026-06-05 46 38–53 11.0 µg/m³ 24h 59
2026-06-04 51 37–70 12.9 µg/m³ 24h 59
2026-06-03 62 40–72 17.3 µg/m³ 24h 62
2026-06-02 61 51–71 16.8 µg/m³ 24h 64
2026-06-01 59 12–72 16.4 µg/m³ 24h 41
2026-05-31 62 50–80 17.4 µg/m³ 24h 36
2026-05-30 63 34–115 18.2 µg/m³ 24h 40
2026-05-29 61 39–83 16.9 µg/m³ 24h 39
2026-05-28 54 32–91 14.5 µg/m³ 24h 36
2026-05-27 36 23–48 8.7 µg/m³ 24h 42
2026-05-26 46 17–57 11.3 µg/m³ 24h 41
2026-05-25 55 35–69 14.3 µg/m³ 24h 51
2026-05-24 56 26–71 14.9 µg/m³ 24h 42
2026-05-23 51 29–59 12.9 µg/m³ 24h 46
2026-05-22 48 32–58 11.6 µg/m³ 24h 49
2026-05-21 39 30–55 9.4 µg/m³ 24h 45
2026-05-20 37 30–43 9.0 µg/m³ 10h 52
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