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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.

53
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

335h

PM2.5 Station

335h · 41 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-06-09 53 38–72 13.4 µg/m³ 18h 37
2026-06-08 52 31–62 13.2 µg/m³ 24h 39
2026-06-07 47 30–59 11.5 µg/m³ 24h 42
2026-06-06 49 20–58 12.2 µg/m³ 24h 43
2026-06-05 47 38–55 11.2 µg/m³ 24h 42
2026-06-04 53 38–67 13.6 µg/m³ 24h 43
2026-06-03 62 40–95 17.7 µg/m³ 24h 42
2026-06-02 62 42–92 17.3 µg/m³ 24h 43
2026-06-01 59 23–76 16.0 µg/m³ 24h 26
2026-05-31 59 44–72 16.1 µg/m³ 24h 26
2026-05-30 60 26–76 16.7 µg/m³ 24h 24
2026-05-29 56 30–80 15.0 µg/m³ 24h 27
2026-05-28 51 24–88 13.8 µg/m³ 24h 24
2026-05-27 35 20–49 8.3 µg/m³ 24h 26
2026-05-26 35 24–46 8.4 µg/m³ 5h 43
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