December weather forecastCollesano, Italy
December
Weather in December
December, the first month of the winter in Collesano, is also a moderate month, with an average temperature fluctuating between 13.5°C (56.3°F) and 9.7°C (49.5°F).Temperature
As Collesano enters December, the average high-temperature subtly lowers from the a refreshing 17.5°C (63.5°F) of November to a mild 13.5°C (56.3°F). Throughout December, a modest shift from daytime highs is anticipated, with an average low-temperature of 9.7°C (49.5°F).Humidity
The average relative humidity in December is 74%.Rainfall
In Collesano, in December, it is raining for 12.9 days, with typically 38mm (1.5") of accumulated precipitation. In Collesano, during the entire year, the rain falls for 121.2 days and collects up to 368mm (14.49") of precipitation.Snowfall
Months with snowfall in Collesano are January and December. December is the first month it typically snows. Throughout December, in the average 0.2 snowfall days, it receives 2mm (0.08") of snow. Throughout the year, there are 0.4 snowfall days, and 6mm (0.24") of snow is accumulated.Daylight
December has the shortest days of the year in Collesano, with an average of 9h and 36min of daylight.On the first day of the month, sunrise is at 07:01 and sunset at 16:45. On the last day of December, sunrise is at 07:19 and sunset at 16:55 CET.
Sunshine
In Collesano, Italy, the average sunshine in December is 6.3h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 3 in December interprets into the following advice:
Put precautions into practice - Protective measures against sun-induced damage are advised. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Collesano, Italy
- Average high temperature in December: 13.5°C
The warmest month (with the highest average high temperature) is August (28.3°C).
The month with the lowest average high temperature is January (12.2°C).
- Average low temperature in December: 9.7°C
The month with the highest average low temperature is August (21.7°C).
The coldest month (with the lowest average low temperature) is February (7.4°C).
Average pressure in December
Collesano, Italy
- Average pressure in December: 1019.1mbar
The month with the highest atmospheric pressure is December (1019.1mbar).
The month with the lowest atmospheric pressure is July (1014.3mbar).
Average wind speed in December
Collesano, Italy
- Average wind speed in December: 13.8km/h
The windiest month (with the highest average wind speed) is February (15km/h).
The calmest month (with the lowest average wind speed) is August (8.3km/h).
Average humidity in December
Collesano, Italy
- Average humidity in December: 74%
The month with the highest relative humidity is January (76%).
The months with the lowest relative humidity are July and August (64%).
Average rainfall in December
Collesano, Italy
- Average rainfall in December: 38mm
The wettest month (with the highest rainfall) is January (50mm).
The driest month (with the least rainfall) is July (6mm).
Average rainfall days in December
Collesano, Italy
- Average rainfall days in December: 12.9 days
The month with the highest number of rainy days is January (15 days).
The month with the least rainy days is July (3.1 days).
Average snowfall in December
Collesano, Italy
- Average snowfall in December: 2mm
The month with the highest snowfall is January (4mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Collesano, Italy
- Average snowfall days in December: 0.2 days
The months with the highest number of snowfall days are January and December (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Collesano, Italy
- Average daylight in December: 9h and 36min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 6h and 18min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 6h and 0min).
Average sunshine days in December
Collesano, Italy
- Average sunshine days in December: 14.8 days
The month with the most sunshine days is July (27.4 days).
The months with the least sunshine days are January and February (12.7 days).
Average UV index in December
Collesano, Italy
- Average UV index in December: 3
The month with the highest UV index is August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in December
Collesano, Italy
- Average cloud cover in December: 30
The month with the most cloud cover is January (Cloud cover 36).
The month with the least cloud cover is July (Cloud cover 6).
Average visibility in December
Collesano, Italy
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





