Namsos Airport (OSY) 15 Day Weather Forecast, Namsos Norway
Current weather conditions and 15 day weather forecast for Namsos Airport in Namsos, Norway 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 OSY
| 20 December 2025 Sat 7.3 ° C ( 45.1°F )  Overcast |
Feels Like : 5.6 ° C / 42.1°F Humidity : % 76 Pressure : 992 mb Wind Speed : 9 kmph / 5.6 miles from SE 
Visibility : 10 km Precipitation (rainfall) : 0.01 mm Cloud (%) : 100 |
15-day weather forecast for Namsos Airport, Namsos, Norway
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 20 December 2025 Sat |  Moderate rain |
-0.4 ° C | 5.5 ° C | 3.1 ° C | % 95 | 31.7 km/h | 94% |
| 21 December 2025 Sun |  Patchy rain nearby |
-0.7 ° C | 2.2 ° C | 1.1 ° C | % 95 | 14.4 km/h | 88% |
| 22 December 2025 Mon |  Mist |
-6.7 ° C | -2.4 ° C | -4.2 ° C | % 93 | 9.7 km/h | 0% |
| 23 December 2025 Tue |  Sunny |
-8.9 ° C | -7.2 ° C | -7.6 ° C | % 90 | 10.4 km/h | 0% |
| 24 December 2025 Wed |  Light freezing rain |
-9 ° C | 0.3 ° C | -3.4 ° C | % 93 | 20.9 km/h | 75% |
| 25 December 2025 Thu |  Fog |
-0.5 ° C | 1.5 ° C | 0.7 ° C | % 97 | 9 km/h | 0% |
| 26 December 2025 Fri | Patchy rain nearby |
0.7 ° C | 1.8 ° C | 1.7 ° C | % 96 | 28.8 km/h | 81% |
| 27 December 2025 Sat | Patchy rain nearby |
-0.5 ° C | 1.9 ° C | 1.2 ° C | % 73 | 32.4 km/h | 89% |
| 28 December 2025 Sun |  Moderate snow |
-4.1 ° C | -1.4 ° C | -1.8 ° C | % 88 | 17.3 km/h | 88% |
| 29 December 2025 Mon |  Moderate or heavy snow showers |
-1.2 ° C | 3.1 ° C | 0.7 ° C | % 85 | 23.8 km/h | 87% |
| 30 December 2025 Tue | Light freezing rain |
-14.1 ° C | -6.4 ° C | -9.4 ° C | % 79 | 19.8 km/h | 82% |
| 31 December 2025 Wed | Mist |
-17.6 ° C | -16.9 ° C | -16.5 ° C | % 94 | 7.9 km/h | 0% |
| 01 January 2026 Thu |  Freezing fog |
-18.1 ° C | -17.3 ° C | -16.2 ° C | % 98 | 9 km/h | 75% |
| 02 January 2026 Fri | Moderate or heavy snow showers |
-8.9 ° C | 1.2 ° C | -3.5 ° C | % 86 | 24.5 km/h | 79% |
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