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 to December results in a modest reduction in average high-temperature, moving from a frosty 8.2°C (46.8°F) in November to a wintry 4°C (39.2°F). During December, Sâles records a consistent average nighttime temperature of -1.7°C (28.9°F).Humidity
The average relative humidity in December is 84%.Rainfall
In Sâles, during December, the rain falls for 6.9 days and regularly aggregates up to 23mm (0.91") of precipitation. In Sâles, 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 Sâles, Switzerland, during December, snow falls for 3.2 days and regularly aggregates up to 14mm (0.55") of snow. In Sâles, during the entire year, snow falls for 18.1 days and aggregates up to 90mm (3.54") 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 December, sunrise is at 07:56 and sunset at 16:46. On the last day of the month, sunrise is at 08:16 and sunset at 16:54 CET.
Sunshine
With an average of 5.1h of sunshine, December has the least sunshine of the year in Sâles, Switzerland.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Sâles. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The maximum UV index of 2 during December leads to these instructions:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Experience reduced UV exposure by about half when donning a wide-brim hat. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Frequently asked questions
How cold is December in Sâles?
What is the average humidity in December in Sâles?
How much does it rain in Sâles in December?
How much does it snow in Sâles in December?
What is the month with the shortest days in Sâles?
What is the average length of the day in December in Sâles?
When is the sunrise / sunset in December in Sâles?
What is the month with the least sunshine in Sâles?
How many hours of sunshine does Sâles have in December?
When is the lowest UV index in Sâles?
What is the UV index intensity in December in Sâles?
Average temperature in December
Sâles, 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
Sâles, 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
Sâles, 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
Sâles, 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
Sâles, 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
Sâles, 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
Sâles, 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
Sâles, 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
Sâles, 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
Sâles, 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
Sâles, 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
Sâles, 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
Sâles, 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).
Sâles, Switzerland
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