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Semily Weather Forecast - 7 to 16 days - 18th May 2026

Semily Weather

ECMWF IFS
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Weather Forecast for Semily (300m to 450m)

Weather Outlook from 18 May.

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 14:45 CDT, next update expected 20:00 CDT.

Long-range Snow Outlook for Semily

 
Snowfall

 
Snow Line

Max 26℃
Min 2℃

Snow unlikely

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Semily Daily Weather Forecast Detail

16 Day Weather and Snow Forecast for Semily from OpenMeteo(ECMWF IFS)
BaseSnow and WeatherTemp
Town
Mon
18
Clear

Clear sky.

Max 17℃
Min 2℃
Tue
19
Clear

Clear sky.

Max 18℃
Min 4℃
Wed
20
Cloud

Cloudy.

Max 20℃
Min 7℃
Thu
21
Mixed

Clear spells.

Max 19℃
Min 10℃
Fri
22
Cloud

Cloudy.

Max 23℃
Min 8℃
Sat
23
Mixed

Clear spells.

Max 26℃
Min 10℃
Sun
24
Clear

Clear sky.

Max 26℃
Min 12℃

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 14:45 CDT, next update expected 20:00 CDT.

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.