Ab Airport (OSN) 15 Day Weather Forecast, Osan South Korea
Current weather conditions and 15 day weather forecast for Ab Airport in Osan, South Korea including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at OSN
| 04 September 2026 Fri 17.1 ° C ( 62.8°F )  Clear |
Feels Like : 16.4 ° C / 61.5°F Humidity : % 84 Pressure : 1014 mb Wind Speed : 10.8 kmph / 6.7 miles from E 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 2 |
15-day weather forecast for Ab Airport, Osan, South Korea
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 05 September 2026 Sat | Sunny |
17.1 ° C | 27.2 ° C | 21.6 ° C | % 71 | 23.4 km/h | 8% |
| 06 September 2026 Sun | Sunny |
17.5 ° C | 27 ° C | 21.3 ° C | % 71 | 20.5 km/h | 10% |
| 07 September 2026 Mon | Sunny |
17 ° C | 27.5 ° C | 21.5 ° C | % 69 | 13.7 km/h | 5% |
| 08 September 2026 Tue | Sunny |
15.3 ° C | 25.4 ° C | 20.3 ° C | % 73 | 13.7 km/h | 7% |
| 09 September 2026 Wed | Sunny |
17.2 ° C | 23.8 ° C | 20.2 ° C | % 74 | 31 km/h | 11% |
| 10 September 2026 Thu |  Overcast |
14.4 ° C | 23.5 ° C | 18.9 ° C | % 64 | 16.9 km/h | 12% |
| 11 September 2026 Fri | Overcast |
16.8 ° C | 25 ° C | 20.4 ° C | % 66 | 9.7 km/h | 16% |
| 12 September 2026 Sat | Overcast |
17.3 ° C | 26.9 ° C | 21.6 ° C | % 64 | 10.4 km/h | 10% |
| 13 September 2026 Sun | Overcast |
17.8 ° C | 24.4 ° C | 20.7 ° C | % 70 | 16.9 km/h | 15% |
| 14 September 2026 Mon |  Patchy rain nearby |
19.5 ° C | 21 ° C | 20.1 ° C | % 80 | 15.1 km/h | 70% |
| 15 September 2026 Tue |  Light rain shower |
19.6 ° C | 22.7 ° C | 20.9 ° C | % 95 | 10.1 km/h | 93% |
| 16 September 2026 Wed | Patchy rain nearby |
20.2 ° C | 26.9 ° C | 22.6 ° C | % 87 | 11.2 km/h | 38% |
| 17 September 2026 Thu | Sunny |
20 ° C | 27.8 ° C | 23.1 ° C | % 83 | 10.4 km/h | 13% |
| 18 September 2026 Fri | Light rain shower |
20.9 ° C | 27.6 ° C | 23.8 ° C | % 86 | 16.2 km/h | 82% |
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