December weather forecast
Tiefencastel, Switzerland

December

Weather in December

The first month of the winter, December, is also a subzero cold month in Tiefencastel, Switzerland, with an average temperature fluctuating between -9°C (15.8°F) and -1.1°C (30°F).

Temperature

December is characterized by a mild reduction in the average high-temperature, from a cold 3.1°C (37.6°F) in November to a subzero cold -1.1°C (30°F). December nights are marked by an average temperature drop to -9°C (15.8°F).

Humidity

The average relative humidity in December in Tiefencastel is 85%.

Rainfall

In December, in Tiefencastel, Switzerland, the rain falls for 5.6 days. Throughout December, 54mm (2.13") of precipitation is accumulated. In Tiefencastel, during the entire year, the rain falls for 139.1 days and collects up to 628mm (24.72") of precipitation.

Snowfall

January through December are months with snowfall in Tiefencastel. December is the month with the most snowfall. Snow falls for 17.5 days and accumulates 403mm (15.87") of snow.

Daylight

With an average of 8h and 36min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 07:45 and sunset at 16:35. On the last day of December, in Tiefencastel, sunrise is at 08:06 and sunset at 16:43 CET.

Sunshine

The average sunshine in December in Tiefencastel is 5.3h.

UV index

The months with the lowest UV index in Tiefencastel are January, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: A maximum UV index of 1 in December translates into the following recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. 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. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.

Frequently asked questions

How cold is December in Tiefencastel?
In December, the average high-temperature and low-temperature in Tiefencastel are -1.1°C (30°F) and -9°C (15.8°F) respectively.
What is the average humidity in December in Tiefencastel?
The average relative humidity in December in Tiefencastel is 85%.
How many days does it rain in December in Tiefencastel?
In December, in Tiefencastel, the rain falls for 5.6 days. Throughout December, 54mm (2.13") of precipitation is accumulated.
When does it snow the most in Tiefencastel?
December is the month with the most snowfall in Tiefencastel. Snow falls for 17.5 days and accumulates 403mm (15.87") of snow.
How much does it snow in Tiefencastel in December?
In December, in Tiefencastel, Switzerland, it is snowing for 17.5 days. Throughout December, 403mm (15.87") of snow is accumulated.
What is the month with the shortest days in Tiefencastel?
With an average of 8h and 36min of daylight, December has the shortest days of the year.
What is the average length of the day in December in Tiefencastel?
In December, the average day length in Tiefencastel, Switzerland, is 8h and 38min.
What time are sunrise and sunset in December in Tiefencastel?
On the first day of December in Tiefencastel, sunrise is at 07:45 and sunset at 16:35. On the last day of the month, sunrise is at 08:06 and sunset at 16:43 CET.
How many hours of sunshine does Tiefencastel have in December?
The average sunshine duration in December in Tiefencastel is 5.3h.
What are the months with the lowest UV index in Tiefencastel?
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Tiefencastel.
What is the UV index reading in December in Tiefencastel?
In Tiefencastel, the average daily maximum UV index in December is 1. A UV Index estimate of 2, and below, represents a low health threat 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 - Tiefencastel, Switzerland
Average temperature in December
Tiefencastel, Switzerland
  • Average high temperature in December: -1.1°C

The warmest month (with the highest average high temperature) is August (17.8°C).
The month with the lowest average high temperature is January (-2.3°C).

  • Average low temperature in December: -9°C

The months with the highest average low temperature are July and August (6.3°C).
The coldest month (with the lowest average low temperature) is February (-10.8°C).

Average pressure in December - Tiefencastel, Switzerland
Average pressure in December
Tiefencastel, Switzerland
  • Average pressure in December: 1020.7mbar

The month with the highest atmospheric pressure is December (1020.7mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).

Average wind speed in December - Tiefencastel, Switzerland
Average wind speed in December
Tiefencastel, Switzerland
  • Average wind speed in December: 8.2km/h

The windiest months (with the highest average wind speed) are February and November (8.3km/h).
The calmest month (with the lowest average wind speed) is August (6.5km/h).

Average humidity in December - Tiefencastel, Switzerland
Average humidity in December
Tiefencastel, Switzerland
  • Average humidity in December: 85%

The month with the highest relative humidity is March (91%).
The month with the lowest relative humidity is July (79%).

Average rainfall in December - Tiefencastel, Switzerland
Average rainfall in December
Tiefencastel, Switzerland
  • Average rainfall in December: 54mm

The wettest month (with the highest rainfall) is August (88mm).
The driest month (with the least rainfall) is February (35mm).

Average rainfall days in December - Tiefencastel, Switzerland
Average rainfall days in December
Tiefencastel, Switzerland
  • Average rainfall days in December: 5.6 days

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is February (3.8 days).

Average snowfall in December - Tiefencastel, Switzerland
Average snowfall in December
Tiefencastel, Switzerland
  • Average snowfall in December: 403mm

The month with the highest snowfall is December (403mm).
The month with the least snowfall is August (1mm).

Average snowfall days in December - Tiefencastel, Switzerland
Average snowfall days in December
Tiefencastel, Switzerland
  • Average snowfall days in December: 17.5 days

The month with the highest number of snowfall days is January (18.3 days).
The month with the least snowfall days is July (0.1 days).

Average daylight in December / Average sunshine in December - Tiefencastel, Switzerland
Average daylight in December /
Average sunshine in December
Tiefencastel, 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 months with the least sunshine are January and February (Average sunshine: 5h and 12min).

Average sunshine days in December - Tiefencastel, Switzerland
Average sunshine days in December
Tiefencastel, Switzerland
  • Average sunshine days in December: 13.3 days

The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is May (8.4 days).

Average UV index in December - Tiefencastel, Switzerland
Average UV index in December
Tiefencastel, Switzerland
  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, November and December (UV index 1).

Average cloud cover in December - Tiefencastel, Switzerland
Average cloud cover in December
Tiefencastel, Switzerland
  • Average cloud cover in December: 46

The month with the most cloud cover is March (Cloud cover 51).
The months with the least cloud cover are July, August and October (Cloud cover 40).

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

The months with the highest visibility are June, July, August and October (8km).
The months with the lowest visibility are January, February and March (6km).

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