December weather forecast
Necker, Switzerland

December

Weather in December

December, the first month of the winter in Necker, is also a wintry month, with temperature in the range of an average low of -3.8°C (25.2°F) and an average high of 2.5°C (36.5°F).

Temperature

Necker's December weather features a light decline in high-temperatures, reducing from a frosty 6.9°C (44.4°F) in November to an icy 2.5°C (36.5°F). Necker, during December nights, observes an average temperature of -3.8°C (25.2°F).

Humidity

In December, the average relative humidity is 85%.

Rainfall

In Necker, in December, it is raining for 8.9 days, with typically 82mm (3.23") of accumulated precipitation. Throughout the year, in Necker, Switzerland, there are 129.6 rainfall days, and 714mm (28.11") of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Necker, Switzerland, in December, snow falls for 11.2 days, with typically accumulated 231mm (9.09") of snow. In Necker, during the entire year, snow falls for 53.4 days and aggregates up to 1344mm (52.91") of snow.

Daylight

With an average of 8h and 30min of daylight, December has the shortest days of the year in Necker.
On the first day of December, sunrise is at 07:50 and sunset at 16:35. On the last day of the month, sunrise is at 08:10 and sunset at 16:42 CET.

Sunshine

With an average of 4.8h of sunshine, December has the least sunshine of the year in Necker.

UV index

November and December, with an average maximum UV index of 1, are months with the lowest UV index in Necker, Switzerland. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: The UV index of 1 during December leads to these advisories:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.

Frequently asked questions

How cold is December in Necker?
The average high-temperature, in December, in Necker, is 2.5°C (36.5°F), while the average low-temperature is -3.8°C (25.2°F).
What is the average humidity in December in Necker?
In Necker, Switzerland, the average relative humidity in December is 85%.
How much does it rain in Necker in December?
In December, in Necker, Switzerland, the rain falls for 8.9 days. Throughout December, 82mm (3.23") of precipitation is accumulated.
How many days does it snow in December in Necker?
In Necker, in December, snow falls for 11.2 days, with typically accumulated 231mm (9.09") of snow.
What is the month with the shortest days in Necker?
With an average of 8h and 30min of daylight, December has the shortest days of the year in Necker, Switzerland.
What is the average length of the day in December in Necker?
In December, the average day length in Necker is 8h and 32min.
What time are sunrise and sunset in December in Necker?
In December, on the first day of the month, sunrise is at 07:50 and sunset at 16:35. On the last day of the month, sunrise is at 08:10 and sunset at 16:42 CET.
What is the month with the least sunshine in Necker?
December has the least sunshine of the year in Necker, with an average of 4.8h of sunshine.
How long on average sun shines in December in Necker?
The average sunshine duration in December in Necker is 4.8h.
When is the lowest UV index in Necker?
The months with the lowest UV index are November and December, with an average maximum UV index of 1.
How high is the UV index in December in Necker?
In December, the average daily maximum UV index in Necker is 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's 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
Necker, Switzerland
  • Average high temperature in December: 2.5°C

The warmest month (with the highest average high temperature) is August (21.6°C).
The month with the lowest average high temperature is January (1.4°C).

  • Average low temperature in December: -3.8°C

The month with the highest average low temperature is August (10.5°C).
The coldest month (with the lowest average low temperature) is February (-5.8°C).

Average pressure in December
Necker, 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 (1015.6mbar).

Average wind speed in December
Necker, Switzerland
  • Average wind speed in December: 8km/h

The windiest month (with the highest average wind speed) is December (8km/h).
The calmest month (with the lowest average wind speed) is August (6.1km/h).

Average humidity in December
Necker, Switzerland
  • Average humidity in December: 85%

The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are July and August (78%).

Average rainfall in December
Necker, Switzerland
  • Average rainfall in December: 82mm

The wettest month (with the highest rainfall) is May (91mm).
The driest month (with the least rainfall) is November (36mm).

Average rainfall days in December
Necker, Switzerland
  • Average rainfall days in December: 8.9 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is February (6 days).

Average snowfall in December
Necker, Switzerland
  • Average snowfall in December: 231mm

The month with the highest snowfall is January (417mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Necker, Switzerland
  • Average snowfall days in December: 11.2 days

The month with the highest number of snowfall days is January (12 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Necker, Switzerland
  • Average daylight in December: 8h and 3min

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 30min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).

Average sunshine days in December
Necker, Switzerland
  • Average sunshine days in December: 14.3 days

The month with the most sunshine days is October (19.3 days).
The months with the least sunshine days are May and June (13.8 days).

Average UV index in December
Necker, Switzerland
  • Average UV index in December: 1

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

Average cloud cover in December
Necker, Switzerland
  • Average cloud cover in December: 49

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in December
Necker, Switzerland
  • Average visibility in December: 8km

The month with the highest visibility is July (9km).
The months with the lowest visibility are January and February (7km).

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