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
| 31 January 2026 Sat -2.9 ° C ( 26.8°F )  Overcast |
Feels Like : -6.2 ° C / 20.8°F Humidity : % 86 Pressure : 1026 mb Wind Speed : 8.3 kmph / 5.1 miles from NNW 
Visibility : 14 km Precipitation (rainfall) : 0.08 mm Cloud (%) : 100 |
15-day weather forecast for Ab Airport, Osan, South Korea
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 01 February 2026 Sun |  Light freezing rain |
-5.1 ° C | 0.4 ° C | -2.2 ° C | % 50 | 15.8 km/h | 87% |
| 02 February 2026 Mon |  Moderate or heavy snow showers |
-3.6 ° C | -0.3 ° C | -1.8 ° C | % 60 | 24.8 km/h | 88% |
| 03 February 2026 Tue |  Sunny |
-5 ° C | 2.5 ° C | -1.7 ° C | % 58 | 13.7 km/h | 0% |
| 04 February 2026 Wed | Overcast |
-1.7 ° C | 5.4 ° C | 0.9 ° C | % 73 | 9.7 km/h | 0% |
| 05 February 2026 Thu |  Cloudy |
-2.1 ° C | 6.5 ° C | 2.3 ° C | % 75 | 25.9 km/h | 0% |
| 06 February 2026 Fri | Sunny |
-7.4 ° C | -4.6 ° C | -6.1 ° C | % 26 | 28.1 km/h | 0% |
| 07 February 2026 Sat | Sunny |
-8.4 ° C | -2.3 ° C | -5.6 ° C | % 29 | 20.5 km/h | 0% |
| 08 February 2026 Sun |  Partly Cloudy |
-6.6 ° C | -1.3 ° C | -3.9 ° C | % 29 | 14.8 km/h | 0% |
| 09 February 2026 Mon | Light freezing rain |
-5.6 ° C | 1.9 ° C | -2.3 ° C | % 42 | 31 km/h | 84% |
| 10 February 2026 Tue | Partly Cloudy |
-3.8 ° C | 3.2 ° C | -0.9 ° C | % 39 | 8.3 km/h | 0% |
| 11 February 2026 Wed | Cloudy |
-0.3 ° C | 7.7 ° C | 2.6 ° C | % 63 | 10.1 km/h | 0% |
| 12 February 2026 Thu | Sunny |
0.3 ° C | 8.4 ° C | 3.4 ° C | % 74 | 10.4 km/h | 0% |
| 13 February 2026 Fri | Partly Cloudy |
0.6 ° C | 10.5 ° C | 4.7 ° C | % 51 | 7.2 km/h | 0% |
| 14 February 2026 Sat |  Patchy rain nearby |
4.4 ° C | 9.2 ° C | 6.2 ° C | % 67 | 8.6 km/h | 89% |
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