The weather in December in Thun

Looking for sun? December isn’t a good month to be in Thun. There’s too much chance of rain this month.

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in December for Thun, Switzerland. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Daily weather in December for Thun

Click on any day in December to get detailed info about the usual weather on that day in Thun. Check out the historical temperatures and precipitation over the past 10 years on this day.

Average temperatures

It's cold in December in Thun with an average temperature of 5°C. Temperatures this month range from a low of 3°C to a high of 8°C. At night, you can expect temperatures between -2°C and 3°C.

Temperature records

With 13°C in 2020, Thun reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was -5°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of -13°C to a highest value of 9°C.

Precipitation and snowfall

In December, there is an average of 112 mm of precipitation, spread over 15 days. Of the total precipitation, about 26 cm falls as snow in December. The wind speed is around 3 Bft, mostly coming from the Southwest.

December weather comparison

  Thun New York
Average temperature 5°C 9°C
Max. temperature 8°C 12°C
Min. temperature -2°C -5°C
Total precipitation 112 mm 133 mm
Rainy days 15 days 17 days
Total snowfall 26 cm 9,7 cm
Snowy days 11 days 3 days

Start of December

The month of December starts in Thun with really cold temps, averaging around 4°C during the day and nights dipping to about 0°C.

Mid December

By mid-December, daytime temps rise to around 5°C, with nights around 0°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of December

By the end of December, the average daytime temperature in Thun is around 7°C, while nighttime temps are about 1°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.

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UV index

The UV index is a maximum of 3 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.

Check out the climate of Thun for all months and discover the best travel time

Curious about the weather in other parts of Switzerland? Check out the climate and weather for spots like Zurich, Geneva, Valais, or explore other destinations in Switzerland.

Temperature charts

These charts show the average temperatures in December in Thun, Switzerland. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in December in Thun

Temperature in December in Thun over the years

Precipitation charts

These charts show the average amount of precipitation in December in Thun, Switzerland. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in December in Thun

Total precipitation in December in Thun over the years

Daily Snowfall in December in Thun

Snowfall in December in Thun per year

Daily UV index in December in Thun

This chart shows the average daily UV index in December in Thun, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Weather experiences in December in Thun

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Average weather in Thun by month

Click on a month below to see detailed weather info for Thun. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.