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Air Quality History for Cheongju-si, South Korea

Historical PM2.5 and AQI trend from monitoring stations near Cheongju-si, South Korea.

76
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

477h

PM2.5 Station

477h · 57 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-05-30 67 56–74 19.4 µg/m³ 10h 44
2026-05-29 61 52–79 17.0 µg/m³ 24h 44
2026-05-28 55 26–81 14.8 µg/m³ 24h 42
2026-05-27 35 28–44 8.3 µg/m³ 24h 42
2026-05-26 48 23–59 11.8 µg/m³ 24h 41
2026-05-25 56 35–71 14.6 µg/m³ 24h 49
2026-05-24 58 36–70 15.6 µg/m³ 24h 45
2026-05-23 54 43–61 13.6 µg/m³ 24h 46
2026-05-22 49 33–56 12.0 µg/m³ 24h 44
2026-05-21 37 30–52 8.9 µg/m³ 24h 46
2026-05-20 41 33–53 10.0 µg/m³ 24h 44
2026-05-19 65 46–80 19.0 µg/m³ 24h 49
2026-05-18 68 58–76 20.1 µg/m³ 24h 47
2026-05-17 58 16–72 16.4 µg/m³ 24h 47
2026-05-16 57 25–70 15.7 µg/m³ 22h 47
2026-05-15 57 41–67 15.4 µg/m³ 24h 48
2026-05-14 61 49–71 16.9 µg/m³ 24h 44
2026-05-13 56 48–64 14.7 µg/m³ 24h 47
2026-05-12 45 25–57 10.8 µg/m³ 24h 47
2026-05-11 44 23–54 10.7 µg/m³ 24h 44
2026-05-10 43 35–53 10.4 µg/m³ 13h 43
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