Flims Weather in December
December in Flims brings very low temperatures, with highs of -1°C (30°F) and nights dropping to -10°C (14°F). Rainfall is on the higher side this month, averaging around 121 mm (4.8 in), so keep a rain jacket handy.
Rainfall in Flims in December
Climate statistics over the past 30 years suggest around 15 days of snow, with 121 mm (4.8 in) average for the month. This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.
Temperature in Flims in December
Daytime highs in Flims in December reach -1°C (30°F), with nights around -10°C (14°F). During December, you'll experience the winter season. It stays very cold throughout much of the day, so warm winter clothing is essential. With lows of -10°C (14°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated. It's a notably cold month; make sure to wear layers to stay warm. It's wiser to gear up in advance than to be caught off-guard, trembling in the cold.
Sunshine in Flims in December
The month is characterized by fewer sunny days, with roughly 72 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Flims. Our weather planner can help you explore destinations with more pleasant weather conditions.
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 Flims's climate page.
Flims Temperature in December
Min Temperature
-10°C (14°F)
Max Temperature
-1°C (30°F)
Chance of Rain
50%
Precipitation
121 mm (4.8 in)
Rainy days
15 days
Humidity
72% *
Sunshine
72 hours *
Percentage Sunshine
44% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Flims typically stay consistent throughout December, with daily highs averaging around -1°C (30°F). Nights are very cold, with lows typically ranging from -4°C (25°F) to -2°C (28°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 Flims in December
Browse day-by-day weather records for Flims spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Flims historical weather extremes in December
Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Flims.
- The warmest day in December was on December 2, 2003, with a maximum of 15°C (59°F).
- The lowest daytime temperature in December was -8°C (18°F), recorded on December 14, 2001.
- Nighttime temperatures dropped to -21°C (-6°F) on December 31, 2025, marking the coldest December night on record.
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
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What to Wear in Flims in December
It's wise to bundle up for freezing conditions in Flims in December. If you have a winter jacket with good insulation, waterproof winter boots, thermal layers, and warm accessories it's smart to pack them. Hand and foot warmers can be lifesavers, especially during the night. Expect heavy rainfall, so bring good rain protection and waterproof bags. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.What To Do in Flims 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 Flims's climate page.
Temperature Rainfall Sunshine Humidity
See the full Flims climate overview or explore weather in Switzerland.
