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
| 20 December 2025 Sat 10.7 ° C ( 51.3°F )  Mist |
Feels Like : 8.7 ° C / 47.6°F Humidity : % 87 Pressure : 1017 mb Wind Speed : 15.8 kmph / 9.8 miles from WNW 
Visibility : 6.4 km Precipitation (rainfall) : 0.12 mm Cloud (%) : 50 |
15-day weather forecast for Ab Airport, Osan, South Korea
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 20 December 2025 Sat |  Patchy rain nearby |
3 ° C | 9 ° C | 6.3 ° C | % 79 | 19.1 km/h | 89% |
| 21 December 2025 Sun |  Sunny |
-1.5 ° C | 1 ° C | 0.1 ° C | % 42 | 23.4 km/h | 0% |
| 22 December 2025 Mon | Sunny |
-2.4 ° C | 3.5 ° C | -0.1 ° C | % 31 | 8.6 km/h | 0% |
| 23 December 2025 Tue |  Moderate rain |
0.7 ° C | 7.5 ° C | 3.7 ° C | % 67 | 13.7 km/h | 68% |
| 24 December 2025 Wed | Patchy rain nearby |
1.3 ° C | 5.1 ° C | 3.8 ° C | % 79 | 19.8 km/h | 65% |
| 25 December 2025 Thu | Sunny |
-3 ° C | 0.9 ° C | -0.4 ° C | % 46 | 27 km/h | 0% |
| 26 December 2025 Fri | Sunny |
-4 ° C | -0.4 ° C | -2.6 ° C | % 29 | 21.2 km/h | 0% |
| 27 December 2025 Sat |  Overcast |
-2.6 ° C | 2 ° C | -0.8 ° C | % 31 | 4.7 km/h | 0% |
| 28 December 2025 Sun | Sunny |
-1 ° C | 5.7 ° C | 1.5 ° C | % 43 | 8.3 km/h | 0% |
| 29 December 2025 Mon |  Partly Cloudy |
0.3 ° C | 7.2 ° C | 3 ° C | % 57 | 7.2 km/h | 0% |
| 30 December 2025 Tue | Moderate rain |
1.7 ° C | 8.6 ° C | 4.1 ° C | % 74 | 19.8 km/h | 88% |
| 31 December 2025 Wed | Partly Cloudy |
2.5 ° C | 7.5 ° C | 4.4 ° C | % 74 | 16.6 km/h | 0% |
| 01 January 2026 Thu | Sunny |
0.5 ° C | 4.7 ° C | 2.2 ° C | % 62 | 21.2 km/h | 0% |
| 02 January 2026 Fri | Sunny |
-1.3 ° C | 2.2 ° C | -0 ° C | % 46 | 22 km/h | 0% |
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