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
In December, the meteorological conditions change slightly, with the average high-temperature moving from a moderate 14.9°C (58.8°F) in November to a fresh 10.7°C (51.3°F). December nights in Alviano observe an average temperature dip to an icy 4.5°C (40.1°F).Humidity
The average relative humidity in December in Alviano is 80%.Rainfall
In Alviano, during December, the rain falls for 13 days and regularly aggregates up to 41mm (1.61") of precipitation. In Alviano, during the entire year, the rain falls for 137.9 days and collects up to 479mm (18.86") of precipitation.Snowfall
In Alviano, snow does not fall in April through December.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 07:21 and sunset at 16:38. On the last day of December, in Alviano, sunrise is at 07:40 and sunset at 16:47 CET.
Sunshine
In Alviano, the average sunshine in December is 5.6h.UV index
With an average maximum UV index of 2, December is the month with the lowest UV index in Alviano, Italy. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In December, the maximum UV index of 2 transforms into these recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Alviano?
What is the average humidity in December in Alviano?
How much does it rain in Alviano in December?
When it does not snow in Alviano?
Does it snow in Alviano in December?
What is the month with the shortest days in Alviano?
What is the average length of the day in December in Alviano?
What time are sunrise and sunset in December in Alviano?
How many hours of sunshine does Alviano have in December?
What is the month with the lowest UV index in Alviano?
How high is the UV index in December in Alviano?
Average temperature in December
Alviano, Italy
- Average high temperature in December: 10.7°C
The warmest month (with the highest average high temperature) is August (31.2°C).
The month with the lowest average high temperature is January (9.8°C).
- Average low temperature in December: 4.5°C
The month with the highest average low temperature is August (18.3°C).
The coldest month (with the lowest average low temperature) is February (3.1°C).
Average pressure in December
Alviano, Italy
- Average pressure in December: 1018.5mbar
The month with the highest atmospheric pressure is December (1018.5mbar).
The months with the lowest atmospheric pressure are April and July (1014mbar).
Average wind speed in December
Alviano, Italy
- Average wind speed in December: 11.8km/h
The windiest month (with the highest average wind speed) is February (13.8km/h).
The calmest month (with the lowest average wind speed) is July (8.6km/h).
Average humidity in December
Alviano, Italy
- Average humidity in December: 80%
The month with the highest relative humidity is November (82%).
The month with the lowest relative humidity is August (59%).
Average rainfall in December
Alviano, Italy
- Average rainfall in December: 41mm
The wettest month (with the highest rainfall) is November (73mm).
The driest month (with the least rainfall) is August (20mm).
Average rainfall days in December
Alviano, Italy
- Average rainfall days in December: 13 days
The month with the highest number of rainy days is November (14.1 days).
The month with the least rainy days is August (5.8 days).
Average snowfall in December
Alviano, Italy
- Average snowfall in December: 0mm
The month with the highest snowfall is February (14mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in December
Alviano, Italy
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Alviano, Italy
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 5h and 4min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in December
Alviano, Italy
- Average sunshine days in December: 16 days
The month with the most sunshine days is August (23.3 days).
The month with the least sunshine days is November (14 days).
Average UV index in December
Alviano, Italy
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Alviano, Italy
- Average cloud cover in December: 39
The month with the most cloud cover is January (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 11).
Average visibility in December
Alviano, Italy
- Average visibility in December: 9km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February, March, April, May, October, November and December (9km).
