December weather forecast
Zizers, Switzerland

December

Weather in December

December, the first month of the winter in Zizers, is still a freezing cold month, with an average temperature varying between -7.7°C (18.1°F) and -0.2°C (31.6°F).

Temperature

The advent of December brings a slight shift in average high-temperature, moving from a cold 4.3°C (39.7°F) in November to a freezing cold -0.2°C (31.6°F). In Zizers, an average temperature of -7.7°C (18.1°F) is noted during December nights.

Humidity

In Zizers, the average relative humidity in December is 84%.

Rainfall

In December, in Zizers, the rain falls for 13 days. Throughout December, 90mm (3.54") of precipitation is accumulated. Throughout the year, in Zizers, there are 211.5 rainfall days, and 1072mm (42.2") of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Zizers, in December, snow falls for 10.4 days, with typically accumulated 203mm (7.99") of snow. Throughout the year, in Zizers, there are 55.6 snowfall days, and 1071mm (42.17") 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 in Zizers, sunrise is at 07:46 and sunset at 16:34. On the last day of the month, sunrise is at 08:07 and sunset at 16:42 CET.

Sunshine

In December, the average sunshine in Zizers, Switzerland, is 5.4h.

UV index

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 radiation for ordinary individuals.
Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.

Frequently asked questions

How cold is December in Zizers?
December temperatures in Zizers vary between a high-temperature of -0.2°C (31.6°F) and a low-temperature of -7.7°C (18.1°F).
What is the average humidity in December in Zizers?
In December, the average relative humidity is 84%.
How much does it rain in Zizers in December?
In Zizers, during December, the rain falls for 13 days and regularly aggregates up to 90mm (3.54") of precipitation.
How much does it snow in Zizers in December?
In Zizers, Switzerland, during December, snow falls for 10.4 days and regularly aggregates up to 203mm (7.99") of snow.
What is the month with the shortest days in Zizers?
December has the shortest days of the year, with an average of 8h and 36min of daylight.
How many hours of daylight does Zizers have in December?
In December, the average day length in Zizers, Switzerland, is 8h and 36min.
What time are sunrise and sunset in December in Zizers?
In December, on the first day of the month, sunrise is at 07:46 and sunset at 16:34. On the last day of the month, sunrise is at 08:07 and sunset at 16:42 CET.
How many hours of sunshine does Zizers have in December?
In Zizers, the average sunshine duration in December is 5.4h.
How high is the UV index in December in Zizers?
The average daily maximum UV index in December in Zizers, Switzerland, is 2. A UV Index reading 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 - Zizers, Switzerland
Average temperature in December
Zizers, Switzerland
  • Average high temperature in December: -0.2°C

The warmest month (with the highest average high temperature) is August (19°C).
The month with the lowest average high temperature is January (-1.3°C).

  • Average low temperature in December: -7.7°C

The month with the highest average low temperature is August (7.3°C).
The coldest month (with the lowest average low temperature) is February (-10°C).

Average pressure in December - Zizers, Switzerland
Average pressure in December
Zizers, Switzerland
  • Average pressure in December: 1020.8mbar

The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).

Average wind speed in December - Zizers, Switzerland
Average wind speed in December
Zizers, Switzerland
  • Average wind speed in December: 7.9km/h

The windiest month (with the highest average wind speed) is November (8.2km/h).
The calmest month (with the lowest average wind speed) is August (6.5km/h).

Average humidity in December - Zizers, Switzerland
Average humidity in December
Zizers, Switzerland
  • Average humidity in December: 84%

The month with the highest relative humidity is March (90%).
The month with the lowest relative humidity is July (78%).

Average rainfall in December - Zizers, Switzerland
Average rainfall in December
Zizers, Switzerland
  • Average rainfall in December: 90mm

The wettest month (with the highest rainfall) is August (133mm).
The driest month (with the least rainfall) is February (61mm).

Average rainfall days in December - Zizers, Switzerland
Average rainfall days in December
Zizers, Switzerland
  • Average rainfall days in December: 13 days

The month with the highest number of rainy days is May (24.3 days).
The month with the least rainy days is January (12.3 days).

Average snowfall in December - Zizers, Switzerland
Average snowfall in December
Zizers, Switzerland
  • Average snowfall in December: 203mm

The month with the highest snowfall is January (320mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December - Zizers, Switzerland
Average snowfall days in December
Zizers, Switzerland
  • Average snowfall days in December: 10.4 days

The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Zizers, Switzerland
Average daylight in December /
Average sunshine in December
Zizers, 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 18min).
The month with the least sunshine is February (Average sunshine: 5h and 18min).

Average sunshine days in December - Zizers, Switzerland
Average sunshine days in December
Zizers, Switzerland
  • Average sunshine days in December: 11.6 days

The month with the most sunshine days is October (14.6 days).
The month with the least sunshine days is May (3.8 days).

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

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

Average cloud cover in December - Zizers, Switzerland
Average cloud cover in December
Zizers, Switzerland
  • Average cloud cover in December: 44

The month with the most cloud cover is March (Cloud cover 48).
The months with the least cloud cover are August and October (Cloud cover 37).

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

The months with the highest visibility are May, June, July, August, October and November (8km).
The month with the lowest visibility is January (6km).

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