Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The transition into December involves a small decrease in the average high-temperature, dipping slightly from a frosty 8.2°C (46.8°F) in November to a wintry 4°C (39.2°F). In the month of December, the nighttime temperature dips to a steady average of -1.7°C (28.9°F).Humidity
In December, the average relative humidity in Donneloye is 84%.Rainfall
In December, in Donneloye, the rain falls for 6.9 days. Throughout December, 23mm (0.91") of precipitation is accumulated. In Donneloye, Switzerland, during the entire year, the rain falls for 104.2 days and collects up to 215mm (8.46") of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Donneloye, in December, snow falls for 3.2 days, with typically accumulated 14mm (0.55") of snow. In Donneloye, during the entire year, snow falls for 18.1 days and aggregates up to 90mm (3.54") of snow.Daylight
December has the shortest days of the year in Donneloye, with an average of 8h and 36min of daylight.On the first day of December in Donneloye, sunrise is at 07:57 and sunset at 16:47. On the last day of the month, sunrise is at 08:17 and sunset at 16:54 CET.
Sunshine
The month with the least sunshine is December, with an average of 5.1h of sunshine.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Donneloye. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the average person.Note: In December, a daily UV index of 2 turns into the following recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Frequently asked questions
Is December cold in Donneloye?
What is the average humidity in December in Donneloye?
How much does it rain in Donneloye in December?
How many days does it snow in December in Donneloye?
What is the month with the shortest days in Donneloye?
How many hours of daylight does Donneloye have in December?
When are sunrise and sunset in December in Donneloye?
What is the month with the least sunshine in Donneloye?
How long on average sun shines in December in Donneloye?
What is the month with the lowest UV index in Donneloye?
What is the UV index reading in December in Donneloye?
Average temperature in December
Donneloye, Switzerland
- Average high temperature in December: 4°C
The warmest months (with the highest average high temperature) are July and August (22.1°C).
The month with the lowest average high temperature is January (2.5°C).
- Average low temperature in December: -1.7°C
The month with the highest average low temperature is July (11.3°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).
Average pressure in December
Donneloye, Switzerland
- Average pressure in December: 1021.1mbar
The month with the highest atmospheric pressure is December (1021.1mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).
Average wind speed in December
Donneloye, Switzerland
- Average wind speed in December: 10.7km/h
The windiest month (with the highest average wind speed) is February (11km/h).
The calmest month (with the lowest average wind speed) is August (6.6km/h).
Average humidity in December
Donneloye, Switzerland
- Average humidity in December: 84%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and July (79%).
Average rainfall in December
Donneloye, Switzerland
- Average rainfall in December: 23mm
The wettest month (with the highest rainfall) is June (26mm).
The driest month (with the least rainfall) is September (8mm).
Average rainfall days in December
Donneloye, Switzerland
- Average rainfall days in December: 6.9 days
The month with the highest number of rainy days is May (12.5 days).
The month with the least rainy days is February (6.2 days).
Average snowfall in December
Donneloye, Switzerland
- Average snowfall in December: 14mm
The month with the highest snowfall is January (25mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Donneloye, Switzerland
- Average snowfall days in December: 3.2 days
The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Donneloye, 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 1min
The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in December
Donneloye, Switzerland
- Average sunshine days in December: 20.7 days
The month with the most sunshine days is October (23.5 days).
The month with the least sunshine days is May (15.8 days).
Average UV index in December
Donneloye, 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, March, November and December (UV index 2).
Average cloud cover in December
Donneloye, Switzerland
- Average cloud cover in December: 47
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Donneloye, Switzerland
- Average visibility in December: 9km
The months with the highest visibility are March, April, November and December (9km).
The months with the lowest visibility are January, February, May, June, July, August, September and October (8km).
Donneloye, Switzerland
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