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 to December results in a modest reduction in average high-temperature, moving from a mild 13.7°C (56.7°F) in November to a frosty 9.1°C (48.4°F). The average low-temperature during December nights is an icy 2.7°C (36.9°F).Humidity
In December, the average relative humidity in Sant'Elena Sannita is 83%.Rainfall
The months with the least rainfall in Sant'Elena Sannita are October and December Rain falls for 12.4 days and accumulates 41mm (1.61") of rain.Snowfall
January through April, November and December are months with snowfall. In December, in Sant'Elena Sannita, it is snowing for 3.9 days. Throughout December, 22mm (0.87") of snow is accumulated. Throughout the year, there are 18.5 snowfall days, and 338mm (13.31") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 07:09 and sunset at 16:32. On the last day of December, in Sant'Elena Sannita, Italy, sunrise is at 07:28 and sunset at 16:41 CET.
Sunshine
The average sunshine in December in Sant'Elena Sannita, Italy, is 5.6h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In December, an average UV index of 2 transforms into the following instructions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. 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 usual temperature for Sant'Elena Sannita in December?
What is the average humidity in December in Sant'Elena Sannita?
What is the driest month in Sant'Elena Sannita?
How many days does it rain in December in Sant'Elena Sannita?
How many days does it snow in December in Sant'Elena Sannita?
What is the month with the shortest days in Sant'Elena Sannita?
What is the average length of the day in December in Sant'Elena Sannita?
When is the sunrise / sunset in December in Sant'Elena Sannita?
How long on average sun shines in December in Sant'Elena Sannita?
What is the month with the lowest UV index in Sant'Elena Sannita?
How high is the UV index in December in Sant'Elena Sannita?
Average temperature in December
Sant'Elena Sannita, Italy
- Average high temperature in December: 9.1°C
The warmest month (with the highest average high temperature) is August (29°C).
The month with the lowest average high temperature is January (7.7°C).
- Average low temperature in December: 2.7°C
The month with the highest average low temperature is August (16.8°C).
The coldest month (with the lowest average low temperature) is January (1.2°C).
Average pressure in December
Sant'Elena Sannita, Italy
- Average pressure in December: 1018.3mbar
The month with the highest atmospheric pressure is December (1018.3mbar).
The month with the lowest atmospheric pressure is July (1013.7mbar).
Average wind speed in December
Sant'Elena Sannita, Italy
- Average wind speed in December: 10.9km/h
The windiest month (with the highest average wind speed) is February (12.1km/h).
The calmest month (with the lowest average wind speed) is August (7.4km/h).
Average humidity in December
Sant'Elena Sannita, Italy
- Average humidity in December: 83%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (60%).
Average rainfall in December
Sant'Elena Sannita, Italy
- Average rainfall in December: 41mm
The wettest month (with the highest rainfall) is May (73mm).
The driest months (with the least rainfall) are October and December (41mm).
Average rainfall days in December
Sant'Elena Sannita, Italy
- Average rainfall days in December: 12.4 days
The month with the highest number of rainy days is April (18.3 days).
The month with the least rainy days is August (11.6 days).
Average snowfall in December
Sant'Elena Sannita, Italy
- Average snowfall in December: 22mm
The month with the highest snowfall is February (119mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Sant'Elena Sannita, Italy
- Average snowfall days in December: 3.9 days
The month with the highest number of snowfall days is January (6.2 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
Sant'Elena Sannita, Italy
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 5h and 4min
The months with the most sunshine are July and August (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in December
Sant'Elena Sannita, Italy
- Average sunshine days in December: 13.3 days
The month with the most sunshine days is August (16.9 days).
The month with the least sunshine days is February (9.1 days).
Average UV index in December
Sant'Elena Sannita, 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
Sant'Elena Sannita, Italy
- Average cloud cover in December: 40
The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 15).
Average visibility in December
Sant'Elena Sannita, 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 and November (8km).
