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
With the onset of December, the average high-temperature subtly recedes from November's fresh 10.6°C (51.1°F) to a chilly 6.5°C (43.7°F). In Somma Lombardo, December nights witness a steady temperature drop to a wintry 1.3°C (34.3°F).Humidity
In December, the average relative humidity in Somma Lombardo is 75%.Rainfall
In Somma Lombardo, Italy, in December, it is raining for 9.2 days, with typically 56mm (2.2") of accumulated precipitation. In Somma Lombardo, Italy, during the entire year, the rain falls for 173.7 days and collects up to 1063mm (41.85") of precipitation.Snowfall
Months with snowfall are January through March, November and December. In December, it is snowing for 2.3 days. Throughout December, 39mm (1.54") of snow is accumulated. Throughout the year, there are 9.1 snowfall days, and 145mm (5.71") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 8h and 48min of daylight.On the first day of December in Somma Lombardo, sunrise is at 07:45 and sunset at 16:42. On the last day of the month, sunrise is at 08:05 and sunset at 16:50 CET.
Sunshine
In Somma Lombardo, the average sunshine in December is 6.2h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for average individuals.Note: The average daily UV index of 2 in December transforms into the following instructions:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Enhance your sun protection with tightly woven, yet airy clothing. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Somma Lombardo in December?
What is the average humidity in December in Somma Lombardo?
How much does it rain in Somma Lombardo in December?
How many days does it snow in December in Somma Lombardo?
What is the month with the shortest days in Somma Lombardo?
What is the average length of the day in December in Somma Lombardo?
What time are sunrise and sunset in December in Somma Lombardo?
How many hours of sunshine does Somma Lombardo have in December?
When is the lowest UV index in Somma Lombardo?
What is the UV index intensity in December in Somma Lombardo?
Average temperature in December
Somma Lombardo, Italy
- Average high temperature in December: 6.5°C
The warmest month (with the highest average high temperature) is July (27.7°C).
The month with the lowest average high temperature is January (5.7°C).
- Average low temperature in December: 1.3°C
The month with the highest average low temperature is August (17.3°C).
The coldest month (with the lowest average low temperature) is January (0.4°C).
Average pressure in December
Somma Lombardo, Italy
- Average pressure in December: 1020.2mbar
The month with the highest atmospheric pressure is December (1020.2mbar).
The month with the lowest atmospheric pressure is April (1014.7mbar).
Average wind speed in December
Somma Lombardo, Italy
- Average wind speed in December: 5.3km/h
The windiest months (with the highest average wind speed) are March and April (6.7km/h).
The calmest month (with the lowest average wind speed) is December (5.3km/h).
Average humidity in December
Somma Lombardo, Italy
- Average humidity in December: 75%
The month with the highest relative humidity is November (79%).
The months with the lowest relative humidity are April and August (70%).
Average rainfall in December
Somma Lombardo, Italy
- Average rainfall in December: 56mm
The wettest month (with the highest rainfall) is November (171mm).
The driest month (with the least rainfall) is January (32mm).
Average rainfall days in December
Somma Lombardo, Italy
- Average rainfall days in December: 9.2 days
The month with the highest number of rainy days is May (20.2 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in December
Somma Lombardo, Italy
- Average snowfall in December: 39mm
The month with the highest snowfall is February (48mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Somma Lombardo, Italy
- Average snowfall days in December: 2.3 days
The month with the highest number of snowfall days is January (3.1 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
Somma Lombardo, 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: 6h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is November (Average sunshine: 5h and 12min).
Average sunshine days in December
Somma Lombardo, Italy
- Average sunshine days in December: 19.5 days
The month with the most sunshine days is January (19.7 days).
The month with the least sunshine days is May (6.8 days).
Average UV index in December
Somma Lombardo, 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, February, November and December (UV index 2).
Average cloud cover in December
Somma Lombardo, Italy
- Average cloud cover in December: 31
The month with the most cloud cover is November (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 21).
Average visibility in December
Somma Lombardo, Italy
- Average visibility in December: 9km
The month with the highest visibility is July (10km).
The months with the lowest visibility are January, February, March, April, May, June, August, September, October, November and December (9km).
