December weather forecast
Sonvilier, Switzerland

December

Weather in December

The first month of the winter, December, is also an icy month in Sonvilier, Switzerland, with an average temperature fluctuating between -1.4°C (29.5°F) and 4.1°C (39.4°F).

Temperature

December is characterized by a mild reduction in the average high-temperature, from a chilly 7.6°C (45.7°F) in November to a cold 4.1°C (39.4°F). In December, the average low-temperature in Sonvilier records at a freezing cold -1.4°C (29.5°F) during the nights.

Humidity

The average relative humidity in December in Sonvilier is 87%.

Rainfall

In Sonvilier, during December, the rain falls for 10.7 days and regularly aggregates up to 124mm (4.88") of precipitation. In Sonvilier, Switzerland, during the entire year, the rain falls for 194.2 days and collects up to 1126mm (44.33") of precipitation.

Snowfall

January through May, October through December are months with snowfall in Sonvilier. The month with the most snowfall in Sonvilier is December, when snow falls for 14.9 days and typically aggregates up to 515mm (20.28") of snow.

Daylight

The month with the shortest days is December, with an average of 8h and 36min of daylight.
On the first day of December in Sonvilier, sunrise is at 07:58 and sunset at 16:44. On the last day of the month, sunrise is at 08:18 and sunset at 16:52 CET.

Sunshine

The month with the least sunshine is December, with an average of 4.3h of sunshine.

UV index

In Sonvilier, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 2 in December interprets into the following advice:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.

Frequently asked questions

How cold is it in Sonvilier in December?
The average high-temperature, in December, in Sonvilier, is 4.1°C (39.4°F), while the average low-temperature is -1.4°C (29.5°F).
What is the average humidity in December in Sonvilier?
The average relative humidity in December is 87%.
How many days does it rain in December in Sonvilier?
In Sonvilier, Switzerland, in December, during 10.7 rainfall days, 124mm (4.88") of precipitation is typically accumulated.
What is the snowiest month in Sonvilier?
The month with the most snowfall in Sonvilier is December, when snow falls for 14.9 days and typically aggregates up to 515mm (20.28") of snow.
How many days does it snow in December in Sonvilier?
In Sonvilier, in December, snow falls for 14.9 days, with typically accumulated 515mm (20.28") of snow.
What is the month with the shortest days in Sonvilier?
December has the shortest days of the year in Sonvilier, Switzerland, with an average of 8h and 36min of daylight.
How many hours of daylight does Sonvilier have in December?
The average day length in December in Sonvilier, Switzerland, is 8h and 34min.
What time are sunrise and sunset in December in Sonvilier?
On the first day of December, sunrise is at 07:58 and sunset at 16:44. On the last day of the month, sunrise is at 08:18 and sunset at 16:52 CET.
What is the month with the least sunshine in Sonvilier?
With an average of 4.3h of sunshine, December has the least sunshine of the year.
How many hours of sunshine does Sonvilier have in December?
In December, the average sunshine duration in Sonvilier is 4.3h.
What is the UV index intensity in December in Sonvilier?
In Sonvilier, Switzerland, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Sonvilier, Switzerland
Average temperature in December
Sonvilier, Switzerland
  • Average high temperature in December: 4.1°C

The warmest months (with the highest average high temperature) are July and August (21.9°C).
The month with the lowest average high temperature is January (2.3°C).

  • Average low temperature in December: -1.4°C

The months with the highest average low temperature are July and August (11.6°C).
The coldest month (with the lowest average low temperature) is February (-3°C).

Average pressure in December - Sonvilier, Switzerland
Average pressure in December
Sonvilier, Switzerland
  • Average pressure in December: 1021mbar

The month with the highest atmospheric pressure is December (1021mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).

Average wind speed in December - Sonvilier, Switzerland
Average wind speed in December
Sonvilier, Switzerland
  • Average wind speed in December: 11.8km/h

The windiest month (with the highest average wind speed) is February (12km/h).
The calmest month (with the lowest average wind speed) is August (7.1km/h).

Average humidity in December - Sonvilier, Switzerland
Average humidity in December
Sonvilier, Switzerland
  • Average humidity in December: 87%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is April (81%).

Average rainfall in December - Sonvilier, Switzerland
Average rainfall in December
Sonvilier, Switzerland
  • Average rainfall in December: 124mm

The wettest month (with the highest rainfall) is June (140mm).
The driest month (with the least rainfall) is September (59mm).

Average rainfall days in December - Sonvilier, Switzerland
Average rainfall days in December
Sonvilier, Switzerland
  • Average rainfall days in December: 10.7 days

The month with the highest number of rainy days is June (23.6 days).
The month with the least rainy days is February (8.3 days).

Average snowfall in December - Sonvilier, Switzerland
Average snowfall in December
Sonvilier, Switzerland
  • Average snowfall in December: 515mm

The month with the highest snowfall is December (515mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December - Sonvilier, Switzerland
Average snowfall days in December
Sonvilier, Switzerland
  • Average snowfall days in December: 14.9 days

The months with the highest number of snowfall days are January and February (16.3 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in December / Average sunshine in December - Sonvilier, Switzerland
Average daylight in December /
Average sunshine in December
Sonvilier, 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: 4h and 2min

The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 18min).

Average sunshine days in December - Sonvilier, Switzerland
Average sunshine days in December
Sonvilier, Switzerland
  • Average sunshine days in December: 11.8 days

The month with the most sunshine days is October (13 days).
The month with the least sunshine days is June (4.2 days).

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

The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is November (UV index 1).

Average cloud cover in December - Sonvilier, Switzerland
Average cloud cover in December
Sonvilier, Switzerland
  • Average cloud cover in December: 56

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 38).

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

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (8km).
The month with the lowest visibility is January (7km).

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