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
December
Weather in December
Temperature
The transition into December subtly indicates a reduction in the average high-temperature, down to a freezing cold -1.1°C (30°F) from November's wintry 3.1°C (37.6°F). In Alvaneu, December's nights observe an average temperature dip to -9°C (15.8°F).Humidity
In December, the average relative humidity is 85%.Rainfall
In Alvaneu, in December, it is raining for 5.6 days, with typically 54mm (2.13") of accumulated precipitation. Throughout the year, in Alvaneu, there are 139.1 rainfall days, and 628mm (24.72") of precipitation is accumulated.Snowfall
January through December are months with snowfall in Alvaneu, Switzerland. The month with the most snowfall in Alvaneu, Switzerland, is December, when snow falls for 17.5 days and typically aggregates up to 403mm (15.87") 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 the month, sunrise is at 07:45 and sunset at 16:35. On the last day of December, in Alvaneu, Switzerland, sunrise is at 08:05 and sunset at 16:43 CET.
Sunshine
In December, the average sunshine is 5.3h.UV index
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Alvaneu. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, a daily UV index of 1 turns into the following recommendations:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Alvaneu in December?
What is the average humidity in December in Alvaneu?
How much does it rain in Alvaneu in December?
What is the snowiest month in Alvaneu?
How much does it snow in Alvaneu in December?
What is the month with the shortest days in Alvaneu?
How many hours of daylight does Alvaneu have in December?
What time are sunrise and sunset in December in Alvaneu?
How long on average sun shines in December in Alvaneu?
What is the month with the lowest UV index in Alvaneu?
What is the UV index reading in December in Alvaneu?
Average temperature in December
Alvaneu, Switzerland
- Average high temperature in December: -1.1°C
The warmest month (with the highest average high temperature) is August (17.8°C).
The month with the lowest average high temperature is January (-2.3°C).
- Average low temperature in December: -9°C
The months with the highest average low temperature are July and August (6.3°C).
The coldest month (with the lowest average low temperature) is February (-10.8°C).
Average pressure in December
Alvaneu, Switzerland
- Average pressure in December: 1020.7mbar
The month with the highest atmospheric pressure is December (1020.7mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in December
Alvaneu, Switzerland
- Average wind speed in December: 8.2km/h
The windiest months (with the highest average wind speed) are February and November (8.3km/h).
The calmest month (with the lowest average wind speed) is August (6.5km/h).
Average humidity in December
Alvaneu, Switzerland
- Average humidity in December: 85%
The month with the highest relative humidity is March (91%).
The month with the lowest relative humidity is July (79%).
Average rainfall in December
Alvaneu, Switzerland
- Average rainfall in December: 54mm
The wettest month (with the highest rainfall) is August (88mm).
The driest month (with the least rainfall) is February (35mm).
Average rainfall days in December
Alvaneu, Switzerland
- Average rainfall days in December: 5.6 days
The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in December
Alvaneu, Switzerland
- Average snowfall in December: 403mm
The month with the highest snowfall is December (403mm).
The month with the least snowfall is August (1mm).
Average snowfall days in December
Alvaneu, Switzerland
- Average snowfall days in December: 17.5 days
The month with the highest number of snowfall days is January (18.3 days).
The month with the least snowfall days is July (0.1 days).
Average daylight in December /
Average sunshine in December
Alvaneu, 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 24min).
The months with the least sunshine are January and February (Average sunshine: 5h and 12min).
Average sunshine days in December
Alvaneu, Switzerland
- Average sunshine days in December: 13.3 days
The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is May (8.4 days).
Average UV index in December
Alvaneu, Switzerland
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in December
Alvaneu, Switzerland
- Average cloud cover in December: 46
The month with the most cloud cover is March (Cloud cover 51).
The months with the least cloud cover are July, August and October (Cloud cover 40).
Average visibility in December
Alvaneu, Switzerland
- Average visibility in December: 7km
The months with the highest visibility are June, July, August and October (8km).
The months with the lowest visibility are January, February and March (6km).
