December weather forecast
Griesalp, Switzerland

December

Weather in December

December, the first month of the winter in Griesalp, is also a subzero cold month, with temperature in the range of an average low of -10.8°C (12.6°F) and an average high of -1.7°C (28.9°F).

Temperature

As November makes way for December, Griesalp's average high-temperature eases from an icy 1.4°C (34.5°F) to a subzero cold -1.7°C (28.9°F). An average nighttime temperature of -10.8°C (12.6°F) is witnessed in Griesalp throughout December.

Humidity

In December, the average relative humidity is 87%.

Rainfall

In Griesalp, in December, it is raining for 4 days, with typically 69mm (2.72") of accumulated precipitation. Throughout the year, there are 153.6 rainfall days, and 908mm (35.75") of precipitation is accumulated.

Snowfall

Months with snowfall are January through December. December is the month with the most snowfall in Griesalp. Snow falls for 18 days and accumulates 506mm (19.92") of snow.

Daylight

The month with the shortest days in Griesalp is December, with an average of 8h and 36min of daylight.
On the first day of the month, sunrise is at 07:52 and sunset at 16:43. On the last day of December, in Griesalp, sunrise is at 08:12 and sunset at 16:51 CET.

Sunshine

In Griesalp, the average sunshine in December is 4.3h.

UV index

In Griesalp, Switzerland, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the average person.
Note: In December, a regular UV index of 2 translates into these guidelines:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. When the Sun is at its strongest around midday, find shade and limit exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.

Frequently asked questions

How cold is it in Griesalp in December?
The average high-temperature, in December, in Griesalp, is -1.7°C (28.9°F), while the average low-temperature is -10.8°C (12.6°F).
What is the average humidity in December in Griesalp?
The average relative humidity in December in Griesalp is 87%.
How much does it rain in Griesalp in December?
In Griesalp, during December, the rain falls for 4 days and regularly aggregates up to 69mm (2.72") of precipitation.
When does it snow the most in Griesalp?
December is the month with the most snowfall. Snow falls for 18 days and accumulates 506mm (19.92") of snow.
How many days does it snow in December in Griesalp?
In Griesalp, Switzerland, during December, snow falls for 18 days and regularly aggregates up to 506mm (19.92") of snow.
What is the month with the shortest days in Griesalp?
With an average of 8h and 36min of daylight, December has the shortest days of the year in Griesalp, Switzerland.
What is the average length of the day in December in Griesalp?
The average day length in December in Griesalp, Switzerland, is 8h and 39min.
What time are sunrise and sunset in December in Griesalp?
On the first day of December, sunrise is at 07:52 and sunset at 16:43. On the last day of the month, sunrise is at 08:12 and sunset at 16:51 CET.
How many hours of sunshine does Griesalp have in December?
In December, the average sunshine duration in Griesalp is 4.3h.
What is the UV index reading in December in Griesalp?
The average daily maximum UV index in December in Griesalp, Switzerland, is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from 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 - Griesalp, Switzerland
Average temperature in December
Griesalp, Switzerland
  • Average high temperature in December: -1.7°C

The warmest month (with the highest average high temperature) is August (15.4°C).
The month with the lowest average high temperature is January (-3.1°C).

  • Average low temperature in December: -10.8°C

The months with the highest average low temperature are July and August (5.7°C).
The coldest months (with the lowest average low temperature) are January and February (-11.9°C).

Average pressure in December - Griesalp, Switzerland
Average pressure in December
Griesalp, 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 (1015.3mbar).

Average wind speed in December - Griesalp, Switzerland
Average wind speed in December
Griesalp, Switzerland
  • Average wind speed in December: 8.8km/h

The windiest month (with the highest average wind speed) is December (8.8km/h).
The calmest month (with the lowest average wind speed) is August (6km/h).

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

The month with the highest relative humidity is March (92%).
The month with the lowest relative humidity is August (82%).

Average rainfall in December - Griesalp, Switzerland
Average rainfall in December
Griesalp, Switzerland
  • Average rainfall in December: 69mm

The wettest month (with the highest rainfall) is June (116mm).
The driest month (with the least rainfall) is February (43mm).

Average rainfall days in December - Griesalp, Switzerland
Average rainfall days in December
Griesalp, Switzerland
  • Average rainfall days in December: 4 days

The month with the highest number of rainy days is July (24 days).
The months with the least rainy days are February and December (4 days).

Average snowfall in December - Griesalp, Switzerland
Average snowfall in December
Griesalp, Switzerland
  • Average snowfall in December: 506mm

The month with the highest snowfall is December (506mm).
The month with the least snowfall is July (8mm).

Average snowfall days in December - Griesalp, Switzerland
Average snowfall days in December
Griesalp, Switzerland
  • Average snowfall days in December: 18 days

The month with the highest number of snowfall days is March (21.2 days).
The month with the least snowfall days is July (0.8 days).

Average daylight in December / Average sunshine in December - Griesalp, Switzerland
Average daylight in December /
Average sunshine in December
Griesalp, 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 months with the most sunshine are July and August (Average sunshine: 8h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).

Average sunshine days in December - Griesalp, Switzerland
Average sunshine days in December
Griesalp, Switzerland
  • Average sunshine days in December: 12.2 days

The month with the most sunshine days is October (14 days).
The month with the least sunshine days is July (3.6 days).

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

The month with the highest UV index is June (UV index 4).
The months with the lowest UV index are January, March, April and November (UV index 1).

Average cloud cover in December - Griesalp, Switzerland
Average cloud cover in December
Griesalp, Switzerland
  • Average cloud cover in December: 55

The month with the most cloud cover is February (Cloud cover 62).
The months with the least cloud cover are August and October (Cloud cover 46).

Average visibility in December - Griesalp, Switzerland
Average visibility in December
Griesalp, Switzerland
  • Average visibility in December: 7km

The months with the highest visibility are June, July, August, September, October, November and December (7km).
The months with the lowest visibility are January, February, March, April and May (6km).

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