December weather forecast
Bulle, Switzerland

englishespañol中文
Share

Weather in December

In Bulle, December is synonymous with winter, chilly winds, and the thrill of holidays. The very air seems to bristle with cold; temperatures dive to a freezing -5.2°C (22.6°F) at night, rising only mildly to 1.9°C (35.4°F) during the day. December weather in Bulle is characterized by 128mm (5.04") of snowfall, second highest of the year and a noticeable increase from November’s 60mm (2.36"). Amid a celebration of the magical holiday season, the city is wrapped in a spectacular white blanket. Regardless of the chill, there is an undeniable charm to the winter wonderland that Bulle transforms into during December.

Temperature

During the shift to December, a minor reduction in average high-temperature is observed, shifting from a chilly 6.1°C (43°F) in November to an icy 1.9°C (35.4°F). Nighttime temperature in Bulle lowers to an average of -5.2°C (22.6°F) in December.

Humidity

In December, the average relative humidity is 83%.

Rainfall

In Bulle, Switzerland, in December, during 6.1 rainfall days, 37mm (1.46") of precipitation is typically accumulated. In Bulle, during the entire year, the rain falls for 96.1 days and collects up to 311mm (12.24") of precipitation.

Snowfall

Months with snowfall in Bulle are January through May, October through December. In Bulle, in December, during 5.6 snowfall days, 128mm (5.04") of snow is typically accumulated. In Bulle, during the entire year, snow falls for 35.5 days and aggregates up to 551mm (21.69") of snow.

Daylight

December has the shortest days of the year in Bulle, with an average of 8h and 36min of daylight.
On the first day of the month, sunrise is at 07:55 and sunset at 16:46. On the last day of December, in Bulle, sunrise is at 08:15 and sunset at 16:54 CET.

Sunshine

In Bulle, the average sunshine in December is 5.3h.

UV index

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Bulle. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Opt for tightly woven and loose clothing to enhance protection from the Sun. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Updated: Feb 3, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

How cold is December in Bulle?

An average high-temperature, in December, in Bulle, is 1.9°C (35.4°F) and the average low-temperature is -5.2°C (22.6°F).

What is the average humidity in December in Bulle?

In Bulle, the average relative humidity in December is 83%.

How much does it rain in Bulle in December?

In Bulle, Switzerland, in December, it is raining for 6.1 days, with typically 37mm (1.46") of accumulated precipitation.

How many days does it snow in December in Bulle?

In Bulle, Switzerland, in December, snow falls for 5.6 days, with typically accumulated 128mm (5.04") of snow.

What is the month with the shortest days in Bulle?

The month with the shortest days in Bulle is December, with an average of 8h and 36min of daylight.

How many hours of daylight does Bulle have in December?

The average day length in December in Bulle is 8h and 38min.

When are sunrise and sunset in December in Bulle?

In December, on the first day of the month, sunrise is at 07:55 and sunset at 16:46. On the last day of the month, in Bulle, Switzerland, sunrise is at 08:15 and sunset at 16:54 CET.

How long on average sun shines in December in Bulle?

The average sunshine duration in December is 5.3h.

What is the month with the lowest UV index in Bulle?

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Bulle.

What is the UV index reading in December in Bulle?

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Bulle, Switzerland

Average temperature in December - Bulle, Switzerland
  • Average high temperature in December: 1.9°C

The warmest months (with the highest average high temperature) are July and August (20.1°C).
The month with the lowest average high temperature is January (0.6°C).

  • Average low temperature in December: -5.2°C

The month with the highest average low temperature is July (8.8°C).
The coldest month (with the lowest average low temperature) is February (-7.7°C).

Average pressure in December
Bulle, Switzerland

Average pressure in December - Bulle, Switzerland
  • Average pressure in December: 1021.1mbar

The month with the highest atmospheric pressure is December (1021.1mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).

Average wind speed in December
Bulle, Switzerland

Average wind speed in December - Bulle, Switzerland
  • Average wind speed in December: 9.4km/h

The windiest month (with the highest average wind speed) is December (9.4km/h).
The calmest month (with the lowest average wind speed) is August (6.5km/h).

Average humidity in December
Bulle, Switzerland

Average humidity in December - Bulle, Switzerland
  • Average humidity in December: 83%

The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are July and August (78%).

Average rainfall in December
Bulle, Switzerland

Average rainfall in December - Bulle, Switzerland
  • Average rainfall in December: 37mm

The wettest month (with the highest rainfall) is May (38mm).
The driest month (with the least rainfall) is September (10mm).

Average rainfall days in December
Bulle, Switzerland

Average rainfall days in December - Bulle, Switzerland
  • Average rainfall days in December: 6.1 days

The months with the highest number of rainy days are June and July (11.7 days).
The month with the least rainy days is January (4.3 days).

Average snowfall in December
Bulle, Switzerland

Average snowfall in December - Bulle, Switzerland
  • Average snowfall in December: 128mm

The month with the highest snowfall is January (142mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Bulle, Switzerland

Average snowfall days in December - Bulle, Switzerland
  • Average snowfall days in December: 5.6 days

The month with the highest number of snowfall days is January (7.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Bulle, Switzerland

Average daylight in December / Average sunshine in December - Bulle, Switzerland
  • Average daylight in December: 8h and 4min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in December: 5h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).

Average sunshine days in December
Bulle, Switzerland

Average sunshine days in December - Bulle, Switzerland
  • Average sunshine days in December: 21.8 days

The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is June (15.2 days).

Average UV index in December
Bulle, Switzerland

Average UV index in December - Bulle, Switzerland
  • Average UV index in December: 2

The month with the highest UV index is June (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

Average cloud cover in December
Bulle, Switzerland

Average cloud cover in December - Bulle, Switzerland
  • Average cloud cover in December: 43

The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in December
Bulle, Switzerland

Average visibility in December - Bulle, Switzerland
  • Average visibility in December: 8km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (8km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (8km).

Bulle, Switzerland

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location