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
Transitioning from November to December involves a subtle drop in average high-temperatures, descending from a frosty 9.1°C (48.4°F) to a cold 5.4°C (41.7°F). Viganello observes an average low-temperature of -1.6°C (29.1°F) during December nights.Humidity
The average relative humidity in December is 73%.Rainfall
In Viganello, in December, during 4.1 rainfall days, 17mm (0.67") of precipitation is typically accumulated. In Viganello, Switzerland, during the entire year, the rain falls for 102.6 days and collects up to 414mm (16.3") of precipitation.Snowfall
January through March, November and December are months with snowfall in Viganello. In Viganello, in December, during 0.7 snowfall days, 3mm (0.12") of snow is typically accumulated. Throughout the year, there are 4 snowfall days, and 23mm (0.91") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 8h and 42min of daylight.On the first day of December in Viganello, sunrise is at 07:46 and sunset at 16:40. On the last day of the month, sunrise is at 08:05 and sunset at 16:48 CET.
Sunshine
In Viganello, the average sunshine in December is 6.3h.UV index
The months with the lowest UV index in Viganello, Switzerland, are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum daily UV index of 2 during December morphs into the following directions:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in Viganello in December?
What is the average humidity in December in Viganello?
How many days does it rain in December in Viganello?
How much does it snow in Viganello in December?
What is the month with the shortest days in Viganello?
What is the average length of the day in December in Viganello?
When are sunrise and sunset in December in Viganello?
How many hours of sunshine does Viganello have in December?
What is the month with the lowest UV index in Viganello?
How high is the UV index in December in Viganello?
Average temperature in December
Viganello, Switzerland
- Average high temperature in December: 5.4°C
The warmest month (with the highest average high temperature) is July (25.2°C).
The month with the lowest average high temperature is January (4.5°C).
- Average low temperature in December: -1.6°C
The months with the highest average low temperature are July and August (12.8°C).
The coldest month (with the lowest average low temperature) is January (-2.3°C).
Average pressure in December
Viganello, Switzerland
- Average pressure in December: 1020.5mbar
The month with the highest atmospheric pressure is December (1020.5mbar).
The month with the lowest atmospheric pressure is April (1015mbar).
Average wind speed in December
Viganello, Switzerland
- Average wind speed in December: 7.1km/h
The windiest month (with the highest average wind speed) is July (7.7km/h).
The calmest month (with the lowest average wind speed) is November (6.1km/h).
Average humidity in December
Viganello, Switzerland
- Average humidity in December: 73%
The month with the highest relative humidity is November (80%).
The months with the lowest relative humidity are January and July (72%).
Average rainfall in December
Viganello, Switzerland
- Average rainfall in December: 17mm
The wettest month (with the highest rainfall) is November (70mm).
The driest month (with the least rainfall) is January (7mm).
Average rainfall days in December
Viganello, Switzerland
- Average rainfall days in December: 4.1 days
The month with the highest number of rainy days is May (11.8 days).
The month with the least rainy days is December (4.1 days).
Average snowfall in December
Viganello, Switzerland
- Average snowfall in December: 3mm
The month with the highest snowfall is February (9mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Viganello, Switzerland
- Average snowfall days in December: 0.7 days
The month with the highest number of snowfall days is January (1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Viganello, Switzerland
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in December: 6h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is November (Average sunshine: 5h and 18min).
Average sunshine days in December
Viganello, Switzerland
- Average sunshine days in December: 25.8 days
The month with the most sunshine days is December (25.8 days).
The month with the least sunshine days is June (16.9 days).
Average UV index in December
Viganello, Switzerland
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Viganello, Switzerland
- Average cloud cover in December: 30
The month with the most cloud cover is November (Cloud cover 42).
The month with the least cloud cover is July (Cloud cover 23).
Average visibility in December
Viganello, Switzerland
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, November and December (9km).
The month with the lowest visibility is October (8km).
Viganello, Switzerland
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