Sundsvall/Harnosand Airport (SDL) 15 Day Weather Forecast, Sundsvall Sweden
Current weather conditions and 15 day weather forecast for Sundsvall/Harnosand Airport in Sundsvall, Sweden 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 SDL
| 20 December 2025 Sat -0.8 ° C ( 30.6°F )  Clear |
Feels Like : -5.7 ° C / 21.8°F Humidity : % 100 Pressure : 998 mb Wind Speed : 16.6 kmph / 10.3 miles from SW 
Visibility : 3.5 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for Sundsvall/Harnosand Airport, Sundsvall, Sweden
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 20 December 2025 Sat |  Patchy rain nearby |
2.7 ° C | 5.1 ° C | 4.4 ° C | % 78 | 24.5 km/h | 87% |
| 21 December 2025 Sun | Sunny |
-0.1 ° C | 4.3 ° C | 2.7 ° C | % 77 | 21.6 km/h | 0% |
| 22 December 2025 Mon |  Light freezing rain |
-2.2 ° C | -0.9 ° C | -1.5 ° C | % 85 | 9.4 km/h | 66% |
| 23 December 2025 Tue |  Partly Cloudy |
-4.6 ° C | -3.5 ° C | -3.7 ° C | % 75 | 9.7 km/h | 0% |
| 24 December 2025 Wed | Sunny |
-4.9 ° C | -1.9 ° C | -3.7 ° C | % 82 | 11.5 km/h | 0% |
| 25 December 2025 Thu | Partly Cloudy |
0.7 ° C | 2.3 ° C | 1.5 ° C | % 83 | 19.8 km/h | 0% |
| 26 December 2025 Fri | Sunny |
-0.4 ° C | 1.1 ° C | 0.5 ° C | % 84 | 8.3 km/h | 0% |
| 27 December 2025 Sat |  Overcast |
-1.8 ° C | -0.8 ° C | -1.1 ° C | % 76 | 18.4 km/h | 0% |
| 28 December 2025 Sun | Sunny |
-5.9 ° C | -4.3 ° C | -4.5 ° C | % 64 | 18.7 km/h | 0% |
| 29 December 2025 Mon |  Moderate snow |
-5.3 ° C | -0.4 ° C | -2.7 ° C | % 72 | 16.2 km/h | 0% |
| 30 December 2025 Tue |  Heavy snow |
-7.7 ° C | -4.2 ° C | -5.1 ° C | % 73 | 18.4 km/h | 75% |
| 31 December 2025 Wed | Sunny |
-10 ° C | -8.9 ° C | -9.1 ° C | % 64 | 18 km/h | 0% |
| 01 January 2026 Thu | Sunny |
-10.2 ° C | -8.4 ° C | -9.3 ° C | % 64 | 19.8 km/h | 0% |
| 02 January 2026 Fri | Partly Cloudy |
-10.8 ° C | -5 ° C | -8.1 ° C | % 77 | 18.7 km/h | 0% |
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