December weather forecast
Gerlafingen, Switzerland

December

Weather in December

The first month of the winter, December, is also an icy month in Gerlafingen, Switzerland, with an average temperature ranging between max 4.2°C (39.6°F) and min -1.7°C (28.9°F).

Temperature

Gerlafingen's weather in December involves a mild decrease in the average high-temperature, moving down slightly from November's frosty 8.3°C (46.9°F) to an icy 4.2°C (39.6°F). December nights are marked by an average low-temperature of -1.7°C (28.9°F).

Humidity

In Gerlafingen, the average relative humidity in December is 86%.

Rainfall

In December, the rain falls for 15.2 days. Throughout December, 81mm (3.19") of precipitation is accumulated. In Gerlafingen, during the entire year, the rain falls for 190.8 days and collects up to 880mm (34.65") of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Gerlafingen, in December, during 7.9 snowfall days, 143mm (5.63") of snow is typically accumulated. Throughout the year, there are 39.9 snowfall days, and 652mm (25.67") of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 8h and 36min of daylight.
On the first day of December, sunrise is at 07:55 and sunset at 16:42. On the last day of the month, sunrise is at 08:16 and sunset at 16:49 CET.

Sunshine

With an average of 5h of sunshine, December has the least sunshine of the year.

UV index

The months with the lowest UV index are January, February, October through December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the average person.
Note: In December, the average maximum UV index of 2 translates 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. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.

Frequently asked questions

How cold does it get in December?
In Gerlafingen, in December, the average high-temperature is 4.2°C (39.6°F), and the average low-temperature is -1.7°C (28.9°F).
What is the average humidity in December?
The average relative humidity in December is 86%.
How much does it rain in December?
In Gerlafingen, during December, the rain falls for 15.2 days and regularly aggregates up to 81mm (3.19") of precipitation.
How many days does it snow in December in Gerlafingen?
In Gerlafingen, during December, snow falls for 7.9 days and regularly aggregates up to 143mm (5.63") of snow.
What is the month with the shortest days?
The month with the shortest days in Gerlafingen is December, with an average of 8h and 36min of daylight.
How many hours of daylight does Gerlafingen have in December?
The average day length in December is 8h and 34min.
When is the sunrise / sunset in December?
In December, on the first day of the month, sunrise is at 07:55 and sunset at 16:42. On the last day of the month, sunrise is at 08:16 and sunset at 16:49 CET.
What is the month with the least sunshine?
With an average of 5h of sunshine, December has the least sunshine of the year.
How many hours of sunshine does Gerlafingen have in December?
In December, the average sunshine duration is 5h.
When is the lowest UV index in Gerlafingen?
The months with the lowest UV index in Gerlafingen are January, February, October through December, with an average maximum UV index of 2.
What is the UV index intensity in December?
In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to Sun's UV rays.
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 - Gerlafingen, Switzerland
Average temperature in December
Gerlafingen, Switzerland
  • Average high temperature in December: 4.2°C

The warmest months (with the highest average high temperature) are July and August (23.3°C).
The month with the lowest average high temperature is January (2.9°C).

  • Average low temperature in December: -1.7°C

The months with the highest average low temperature are July and August (11.8°C).
The coldest month (with the lowest average low temperature) is February (-3.4°C).

Average pressure in December - Gerlafingen, Switzerland
Average pressure in December
Gerlafingen, Switzerland
  • Average pressure in December: 1020.9mbar

The month with the highest atmospheric pressure is December (1020.9mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).

Average wind speed in December - Gerlafingen, Switzerland
Average wind speed in December
Gerlafingen, Switzerland
  • Average wind speed in December: 8.5km/h

The windiest month (with the highest average wind speed) is March (8.8km/h).
The calmest month (with the lowest average wind speed) is August (5.9km/h).

Average humidity in December - Gerlafingen, Switzerland
Average humidity in December
Gerlafingen, Switzerland
  • Average humidity in December: 86%

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

Average rainfall in December - Gerlafingen, Switzerland
Average rainfall in December
Gerlafingen, Switzerland
  • Average rainfall in December: 81mm

The wettest month (with the highest rainfall) is May (106mm).
The driest month (with the least rainfall) is September (45mm).

Average rainfall days in December - Gerlafingen, Switzerland
Average rainfall days in December
Gerlafingen, Switzerland
  • Average rainfall days in December: 15.2 days

The month with the highest number of rainy days is May (22.4 days).
The month with the least rainy days is February (10.6 days).

Average snowfall in December - Gerlafingen, Switzerland
Average snowfall in December
Gerlafingen, Switzerland
  • Average snowfall in December: 143mm

The month with the highest snowfall is February (153mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December - Gerlafingen, Switzerland
Average snowfall days in December
Gerlafingen, Switzerland
  • Average snowfall days in December: 7.9 days

The month with the highest number of snowfall days is February (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in December: 5h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

Average sunshine days in December - Gerlafingen, Switzerland
Average sunshine days in December
Gerlafingen, Switzerland
  • Average sunshine days in December: 12.4 days

The month with the most sunshine days is October (15 days).
The month with the least sunshine days is May (6.6 days).

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

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

Average cloud cover in December - Gerlafingen, Switzerland
Average cloud cover in December
Gerlafingen, Switzerland
  • Average cloud cover in December: 48

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 32).

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

The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are January, February, May, June, September, October, November and December (8km).

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