Air Quality History for Seongnam-si, South Korea
Historical PM2.5 and AQI trend from monitoring stations near Seongnam-si, South Korea.
34
Current AQI
Good Station
Good Station
Air Quality Index Station
168hPM2.5 Station
168h · 63 stationsTemperature GFS model
28ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | Hours | Stations |
|---|---|---|---|---|---|
| 2026-07-22 | 46 | 46–46 | 11.1 µg/m³ | 1h | 63 |
| 2026-07-21 | 45 | 25–69 | 11.1 µg/m³ | 24h | 116 |
| 2026-07-20 | 41 | 29–57 | 9.9 µg/m³ | 24h | 98 |
| 2026-07-19 | 47 | 25–59 | 11.4 µg/m³ | 24h | 94 |
| 2026-07-18 | 45 | 28–58 | 11.0 µg/m³ | 24h | 90 |
| 2026-07-17 | 51 | 29–71 | 13.4 µg/m³ | 24h | 61 |
| 2026-07-16 | 56 | 35–75 | 15.0 µg/m³ | 24h | 63 |
| 2026-07-15 | 50 | 31–62 | 12.6 µg/m³ | 23h | 49 |