Siviez Weather in December
December in Siviez brings very low temperatures around -3°C (27°F) during the day, dropping to -13°C (9°F) at night, with quite a bit of snowfall expected, averaging around 136 mm (5.4 in) for the month.
Rainfall in Siviez in December
Analyzing past climate data, one can expect approximately 15 days of snow, averaging 136 mm (5.4 in). When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.
Temperature in Siviez in December
Siviez in December gets highs of -3°C (27°F) during the day and drops to -13°C (9°F) at night. Experience the winter season in December. Cold conditions tend to persist from morning through evening, so be prepared for winter weather. With lows of -13°C (9°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated. As one of the coldest months, it's important to layer up to stay warm. Don't let the chill catch you off-guard.
Sunshine in Siviez in December
With limited sunshine this month, there are about 70 hours of sun. It's ideal for those who prefer a cooler, cloudier climate.
Wind Speed in Siviez in December
December has wind speeds averaging 1 m/s (2 knots). You can expect very gentle conditions with light air movement on typical days. Since this is an average, daily weather varies from perfectly still moments to some breezier days.December in Siviez has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Switzerland, check out our Siviez's climate page.
Siviez Temperature in December
Min Temperature
-13°C (9°F)
Max Temperature
-3°C (27°F)
Chance of Rain
49%
Precipitation
136 mm (5.4 in)
Rainy days
15 days
Humidity
83% *
Windspeed
1 m/s (2 knots) *
Sunshine
70 hours *
Percentage Sunshine
50% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Siviez typically stay consistent throughout December, with daily highs averaging around -3°C (27°F). Nights are very cold, with lows around -3°C (27°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Siviez in December
Browse day-by-day weather records for Siviez spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Siviez historical weather extremes in December
Based on weather observations in Siviez between 1976 and 2025, these are the recorded extremes during December.
- The coldest December day was on December 29, 2005, with a maximum of -8°C (18°F).
- The lowest overnight temperature recorded in December was -15°C (5°F) (December 25, 1986).
Best Places in Switzerland in December
Find out more about the weather in Switzerland and which places have the best travel conditions in this month. See all of Switzerland in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Siviez in December
We recommend you pack up your warm winter gear for Siviez in December. If you have insulated boots, thermal layers, and a heavy winter coat that can handle snow and freezing temperatures it's smart to bring them. Don't forget gloves, a warm hat, and a scarf. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.What To Do in Siviez in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Switzerland, check out our Siviez's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Siviez climate overview or explore weather in Switzerland.
