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
December marks a gentle change in average high-temperature, declining from November's mild 13.9°C (57°F) to a frosty 9.7°C (49.5°F). During December, the nighttime temperature averages of 3.4°C (38.1°F).Humidity
In Allerona, the average relative humidity in December is 83%.Rainfall
In Allerona, in December, during 11.1 rainfall days, 45mm (1.77") of precipitation is typically accumulated. Throughout the year, there are 140.1 rainfall days, and 556mm (21.89") of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall. In December, it is snowing for 1.5 days. Throughout December, 26mm (1.02") of snow is accumulated. In Allerona, Italy, during the entire year, snow falls for 9.9 days and aggregates up to 203mm (7.99") of snow.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year.On the first day of December in Allerona, Italy, sunrise is at 07:23 and sunset at 16:39. On the last day of the month, sunrise is at 07:42 and sunset at 16:47 CET.
Sunshine
In Allerona, the average sunshine in December is 5.5h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index of 2 during December translates into the following directions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in Allerona?
What is the average humidity in December in Allerona?
How many days does it rain in December in Allerona?
How much does it snow in Allerona in December?
What is the month with the shortest days in Allerona?
What is the average length of the day in December in Allerona?
When is the sunrise / sunset in December in Allerona?
How long on average sun shines in December in Allerona?
What are the months with the lowest UV index in Allerona?
What is the UV index intensity in December in Allerona?
Average temperature in December
Allerona, Italy
- Average high temperature in December: 9.7°C
The warmest month (with the highest average high temperature) is August (30.3°C).
The month with the lowest average high temperature is January (8.7°C).
- Average low temperature in December: 3.4°C
The month with the highest average low temperature is August (17.2°C).
The coldest month (with the lowest average low temperature) is January (2.2°C).
Average pressure in December
Allerona, Italy
- Average pressure in December: 1018.5mbar
The month with the highest atmospheric pressure is December (1018.5mbar).
The month with the lowest atmospheric pressure is July (1013.7mbar).
Average wind speed in December
Allerona, Italy
- Average wind speed in December: 9.9km/h
The windiest month (with the highest average wind speed) is February (12.4km/h).
The calmest month (with the lowest average wind speed) is July (7.7km/h).
Average humidity in December
Allerona, Italy
- Average humidity in December: 83%
The month with the highest relative humidity is November (85%).
The month with the lowest relative humidity is August (61%).
Average rainfall in December
Allerona, Italy
- Average rainfall in December: 45mm
The wettest month (with the highest rainfall) is November (86mm).
The driest month (with the least rainfall) is July (29mm).
Average rainfall days in December
Allerona, Italy
- Average rainfall days in December: 11.1 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is August (7.7 days).
Average snowfall in December
Allerona, Italy
- Average snowfall in December: 26mm
The month with the highest snowfall is January (104mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Allerona, Italy
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is February (3.6 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
Allerona, 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 3min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in December
Allerona, Italy
- Average sunshine days in December: 17.1 days
The month with the most sunshine days is August (22.1 days).
The month with the least sunshine days is April (12.4 days).
Average UV index in December
Allerona, Italy
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Allerona, Italy
- Average cloud cover in December: 41
The month with the most cloud cover is January (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 12).
Average visibility in December
Allerona, Italy
- Average visibility in December: 9km
The months with the highest visibility are July and August (10km).
The month with the lowest visibility is November (8km).
