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Air Quality History for Koesan, South Korea

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

78
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

479h

PM2.5 Station

479h · 22 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-06-09 56 49–63 14.3 µg/m³ 13h 34
2026-06-08 54 38–60 13.5 µg/m³ 24h 38
2026-06-07 45 21–53 10.8 µg/m³ 24h 36
2026-06-06 50 35–58 12.3 µg/m³ 24h 42
2026-06-05 44 38–54 10.6 µg/m³ 24h 39
2026-06-04 50 36–71 12.6 µg/m³ 24h 39
2026-06-03 62 48–69 17.3 µg/m³ 24h 41
2026-06-02 61 52–71 17.0 µg/m³ 24h 42
2026-06-01 60 18–77 16.8 µg/m³ 24h 25
2026-05-31 62 45–76 17.3 µg/m³ 24h 20
2026-05-30 64 38–156 18.8 µg/m³ 24h 24
2026-05-29 60 28–84 16.5 µg/m³ 24h 23
2026-05-28 55 12–85 14.8 µg/m³ 24h 20
2026-05-27 36 23–63 8.8 µg/m³ 24h 25
2026-05-26 45 21–64 11.4 µg/m³ 24h 25
2026-05-25 54 28–69 14.2 µg/m³ 24h 32
2026-05-24 58 19–77 15.7 µg/m³ 24h 24
2026-05-23 52 41–60 13.2 µg/m³ 24h 28
2026-05-22 48 30–58 11.7 µg/m³ 24h 30
2026-05-21 38 28–54 9.2 µg/m³ 24h 27
2026-05-20 38 32–42 9.2 µg/m³ 10h 31
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