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Air Quality History for Seongnam-si, South Korea

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

29
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

333h

PM2.5 Station

333h · 96 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-09-05 36 32–42 8.6 µg/m³ 17h 80
2026-09-04 35 28–48 8.5 µg/m³ 24h 83
2026-09-03 40 25–54 9.7 µg/m³ 24h 77
2026-09-02 45 28–56 11.0 µg/m³ 24h 80
2026-09-01 29 23–41 6.9 µg/m³ 24h 81
2026-08-31 26 18–35 6.3 µg/m³ 24h 72
2026-08-30 31 24–39 7.5 µg/m³ 24h 73
2026-08-29 34 23–48 8.2 µg/m³ 24h 68
2026-08-28 37 22–56 8.9 µg/m³ 24h 84
2026-08-27 54 47–60 13.6 µg/m³ 24h 84
2026-08-26 54 46–62 13.6 µg/m³ 24h 83
2026-08-25 46 23–59 11.3 µg/m³ 24h 77
2026-08-24 58 37–68 15.7 µg/m³ 24h 80
2026-08-23 48 23–63 11.9 µg/m³ 24h 66
2026-08-22 37 34–42 8.9 µg/m³ 4h 76
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