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 into December involves a small decrease in the average high-temperature, dipping slightly from a refreshing 16.5°C (61.7°F) in November to a fresh 12.5°C (54.5°F). In Santomenna, the average nighttime temperature during December is a frosty 6.3°C (43.3°F).Humidity
In December, the average relative humidity is 76%.Rainfall
In Santomenna, during December, the rain falls for 12.8 days and regularly aggregates up to 54mm (2.13") of precipitation. Throughout the year, there are 140.4 rainfall days, and 513mm (20.2") of precipitation is accumulated.Snowfall
Months with snowfall are January, February and December. December is the first month it typically snows. Throughout December, in the average 0.3 snowfall days, it receives 1mm (0.04") of snow. Throughout the year, there are 1.4 snowfall days, and 10mm (0.39") of snow is accumulated.Daylight
December has the shortest days of the year in Santomenna, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 07:04 and sunset at 16:31. On the last day of December, sunrise is at 07:22 and sunset at 16:40 CET.
Sunshine
In December, the average sunshine is 6.2h.UV index
The months with the lowest UV index in Santomenna are January, February and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The daily high UV index of 3 during December translates into the following recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Santomenna in December?
What is the average humidity in December in Santomenna?
How many days does it rain in December in Santomenna?
When does it start snowing in Santomenna?
What is the month with the shortest days in Santomenna?
How many hours of daylight does Santomenna have in December?
When are sunrise and sunset in December in Santomenna?
How long on average sun shines in December in Santomenna?
When is the lowest UV index in Santomenna?
How high is the UV index in December in Santomenna?
Average temperature in December
Santomenna, Italy
- Average high temperature in December: 12.5°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 (11°C).
- Average low temperature in December: 6.3°C
The month with the highest average low temperature is August (19.4°C).
The coldest months (with the lowest average low temperature) are January and February (5.3°C).
Average pressure in December
Santomenna, 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 (1013.8mbar).
Average wind speed in December
Santomenna, Italy
- Average wind speed in December: 11.1km/h
The windiest month (with the highest average wind speed) is February (12.2km/h).
The calmest month (with the lowest average wind speed) is August (7.4km/h).
Average humidity in December
Santomenna, Italy
- Average humidity in December: 76%
The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is August (61%).
Average rainfall in December
Santomenna, Italy
- Average rainfall in December: 54mm
The wettest month (with the highest rainfall) is November (99mm).
The driest month (with the least rainfall) is August (10mm).
Average rainfall days in December
Santomenna, Italy
- Average rainfall days in December: 12.8 days
The month with the highest number of rainy days is January (14.9 days).
The month with the least rainy days is August (5.4 days).
Average snowfall in December
Santomenna, Italy
- Average snowfall in December: 1mm
The month with the highest snowfall is January (6mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Santomenna, Italy
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is January (0.7 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Santomenna, Italy
- Average daylight in December: 9h and 2min
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 18min).
- Average sunshine in December: 6h and 1min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The months with the least sunshine are January and February (Average sunshine: 5h and 48min).
Average sunshine days in December
Santomenna, Italy
- Average sunshine days in December: 15.7 days
The months with the most sunshine days are July and August (22.4 days).
The month with the least sunshine days is February (11.3 days).
Average UV index in December
Santomenna, Italy
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in December
Santomenna, Italy
- Average cloud cover in December: 33
The months with the most cloud cover are January and February (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in December
Santomenna, 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).
