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
Transitioning from November to December involves a subtle drop in average high-temperatures, descending from a fresh 11.8°C (53.2°F) to a chilly 7°C (44.6°F). Nighttime readings during December register a minimal drop from daytime highs, averaging at a cold 2.1°C (35.8°F).Humidity
In December, the average relative humidity is 76%.Rainfall
In December, in San Donato Milanese, the rain falls for 9.5 days. Throughout December, 46mm (1.81") of precipitation is accumulated. In San Donato Milanese, during the entire year, the rain falls for 172.2 days and collects up to 1011mm (39.8") of precipitation.Snowfall
January through March and December are months with snowfall in San Donato Milanese, Italy. December is the first month it typically snows. Throughout December, in the average 1.7 snowfall days, it receives 28mm (1.1") of snow. In San Donato Milanese, during the entire year, snow falls for 4.9 days and aggregates up to 80mm (3.15") of snow.Daylight
The month with the shortest days is December, with an average of 8h and 48min of daylight.On the first day of the month, sunrise is at 07:42 and sunset at 16:41. On the last day of December, in San Donato Milanese, sunrise is at 08:02 and sunset at 16:49 CET.
Sunshine
In December, the average sunshine in San Donato Milanese, Italy, is 5.8h.UV index
The months with the lowest UV index in San Donato Milanese are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: A typical high UV index of 2 in December suggests the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. 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
Is it cold in San Donato Milanese during December?
What is the average humidity in December in San Donato Milanese?
How much does it rain in San Donato Milanese in December?
When does it start snowing in San Donato Milanese?
What is the month with the shortest days in San Donato Milanese?
What is the average length of the day in December in San Donato Milanese?
What time are sunrise and sunset in December in San Donato Milanese?
How many hours of sunshine does San Donato Milanese have in December?
When is the lowest UV index in San Donato Milanese?
What is the UV index reading in December in San Donato Milanese?
Average temperature in December
San Donato Milanese, Italy
- Average high temperature in December: 7°C
The warmest month (with the highest average high temperature) is July (29.2°C).
The month with the lowest average high temperature is January (6.4°C).
- Average low temperature in December: 2.1°C
The month with the highest average low temperature is August (18.8°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).
Average pressure in December
San Donato Milanese, Italy
- Average pressure in December: 1019.9mbar
The month with the highest atmospheric pressure is December (1019.9mbar).
The months with the lowest atmospheric pressure are April and May (1014.6mbar).
Average wind speed in December
San Donato Milanese, Italy
- Average wind speed in December: 5.7km/h
The windiest month (with the highest average wind speed) is April (7.2km/h).
The calmest month (with the lowest average wind speed) is August (5.6km/h).
Average humidity in December
San Donato Milanese, Italy
- Average humidity in December: 76%
The month with the highest relative humidity is November (81%).
The month with the lowest relative humidity is August (68%).
Average rainfall in December
San Donato Milanese, Italy
- Average rainfall in December: 46mm
The wettest month (with the highest rainfall) is November (122mm).
The driest month (with the least rainfall) is January (35mm).
Average rainfall days in December
San Donato Milanese, Italy
- Average rainfall days in December: 9.5 days
The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is January (8.7 days).
Average snowfall in December
San Donato Milanese, Italy
- Average snowfall in December: 28mm
The month with the highest snowfall is February (29mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
San Donato Milanese, Italy
- Average snowfall days in December: 1.7 days
The month with the highest number of snowfall days is December (1.7 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
San Donato Milanese, Italy
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in December: 5h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is November (Average sunshine: 4h and 54min).
Average sunshine days in December
San Donato Milanese, Italy
- Average sunshine days in December: 19.4 days
The month with the most sunshine days is January (20.6 days).
The month with the least sunshine days is July (7.2 days).
Average UV index in December
San Donato Milanese, 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, February, November and December (UV index 2).
Average cloud cover in December
San Donato Milanese, Italy
- Average cloud cover in December: 35
The month with the most cloud cover is November (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 20).
Average visibility in December
San Donato Milanese, Italy
- Average visibility in December: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).
