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 Leonessa, entering December brings a subtle temperature decrement, reducing from November's cool 12.9°C (55.2°F) to a frosty 8.5°C (47.3°F). Leonessa's average low-temperature in December is measured at a cold 0.9°C (33.6°F).Humidity
The average relative humidity in December is 81%.Rainfall
In December, in Leonessa, the rain falls for 10.8 days. Throughout December, 51mm (2.01") of precipitation is accumulated. Throughout the year, there are 160.4 rainfall days, and 553mm (21.77") of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In Leonessa, during December, snow falls for 1.5 days and regularly aggregates up to 8mm (0.31") of snow. Throughout the year, in Leonessa, there are 7.4 snowfall days, and 63mm (2.48") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 6min of daylight.On the first day of December, sunrise is at 07:18 and sunset at 16:35. On the last day of the month, sunrise is at 07:37 and sunset at 16:44 CET.
Sunshine
In Leonessa, the average sunshine in December is 6.1h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index in Leonessa. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.Note: In December, an average UV index of 2 transforms into the following instructions:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures in Leonessa?
What is the average humidity in December in Leonessa?
How many days does it rain in December in Leonessa?
How many days does it snow in December in Leonessa?
What is the month with the shortest days in Leonessa?
What is the average length of the day in December in Leonessa?
When are sunrise and sunset in December in Leonessa?
How many hours of sunshine does Leonessa have in December?
What is the month with the lowest UV index in Leonessa?
How high is the UV index in December in Leonessa?
Average temperature in December
Leonessa, Italy
- Average high temperature in December: 8.5°C
The warmest month (with the highest average high temperature) is August (28.5°C).
The month with the lowest average high temperature is January (7.3°C).
- Average low temperature in December: 0.9°C
The month with the highest average low temperature is August (14.1°C).
The coldest month (with the lowest average low temperature) is January (0.1°C).
Average pressure in December
Leonessa, 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 (1013.9mbar).
Average wind speed in December
Leonessa, Italy
- Average wind speed in December: 8.6km/h
The windiest month (with the highest average wind speed) is February (9.6km/h).
The calmest month (with the lowest average wind speed) is August (6.6km/h).
Average humidity in December
Leonessa, Italy
- Average humidity in December: 81%
The months with the highest relative humidity are January and November (83%).
The month with the lowest relative humidity is August (63%).
Average rainfall in December
Leonessa, Italy
- Average rainfall in December: 51mm
The wettest month (with the highest rainfall) is November (74mm).
The driest month (with the least rainfall) is August (35mm).
Average rainfall days in December
Leonessa, Italy
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is August (9.3 days).
Average snowfall in December
Leonessa, Italy
- Average snowfall in December: 8mm
The month with the highest snowfall is February (33mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Leonessa, Italy
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Leonessa, 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: 6h and 1min
The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The months with the least sunshine are January and February (Average sunshine: 5h and 48min).
Average sunshine days in December
Leonessa, Italy
- Average sunshine days in December: 17.4 days
The month with the most sunshine days is August (19 days).
The month with the least sunshine days is May (10.4 days).
Average UV index in December
Leonessa, Italy
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Leonessa, Italy
- Average cloud cover in December: 34
The month with the most cloud cover is February (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in December
Leonessa, Italy
- Average visibility in December: 9km
The month with the highest visibility is August (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, September, October, November and December (9km).
