Semily Weather
Weather Forecast for Semily ( 300m to 450m 984ft to 1,476ft )
This is the Snow Forecast and Weather Outlook for Semily, Czech Republic for 17 days from 9 December.
Updated 09 December 2025 22:42 UTC.
Forecast times for Semily are in Central European Time (Europe/Prague).
Semily Forecast
See below for the detailed long-range forecast, including lowest and highest temperatures, sunshine, cloud cover, wind and rain projections.
Semily Weather Forecast updated at 22:42 UTC, next update expected 04:00 UTC.
Long-range Snow Outlook for Semily
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Semily has no new snow forecast in the next 48 hours.
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Semily Daily Weather Forecast Detail
| Base | Snow and Weather | Temp Town | |
|---|---|---|---|
| Tue 09 |  | Cloudy. | Max 12℃ 53°F Min 8℃ 47°F |
| Wed 10 |  | Fog. | Max 9℃ 48°F Min 6℃ 43°F |
| Thu 11 |  | Cloudy at altitude, clear spells below. | Max 9℃ 48°F Min 5℃ 42°F |
| Fri 12 | | Fog. | Max 5℃ 41°F Min 2℃ 36°F |
| Sat 13 | | Fog. | Max 3℃ 38°F Min 2℃ 36°F |
| Sun 14 | | Fog at altitude, clear spells below. | Max 7℃ 44°F Min 3℃ 37°F |
| Mon 15 | | Fog. | Max 4℃ 40°F Min 3℃ 38°F |
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No significant snowfall is forecast for this period.
This Snow Forecast for Semily, Czech Republic gives the predicted Snowfall and Freezing Levels for the next week.
The forecast snowfall depths given are the likely average accumulations for the Lower and Upper slopes. The actual snow depth in Semily, on any given piste or itinerary, may be dramatically different, particularly if the snowfall is accompanied by high winds and/or varying air temperatures.
Snow Forecasts beyond two days ahead are subject to significant change and variable reliability.
Semily Weather Forecast updated at 22:42 UTC, next update expected 04:00 UTC.
Current Snow
For current snow depths and skiing conditions, see our Current Snow Report for Semily.For more information about this Czech Ski Resort, See Also Skiing and Snowboarding in Semily .
Off-Piste Safety in Semily
Before skiing or snowboarding off-piste in Semily, you must assess the local snow conditions. Always check the local Avalanche Risk Level and ski with appropriate safety equipment.