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
A minor decrease in the average high-temperature is observed during December, shifting from a moderate 13.2°C (55.8°F) in November to a chilly 9.6°C (49.3°F). Montecarlo reports a consistent average low-temperature of 3.3°C (37.9°F) throughout December nights.Humidity
In Montecarlo, the average relative humidity in December is 80%.Rainfall
In Montecarlo, Italy, in December, it is raining for 12.6 days, with typically 59mm (2.32") of accumulated precipitation. Throughout the year, in Montecarlo, Italy, there are 155.7 rainfall days, and 536mm (21.1") of precipitation is accumulated.Snowfall
Months with snowfall in Montecarlo are January through March and December. The month with the most snowfall is December, when snow falls for 0.2 days and typically aggregates up to 5mm (0.2") of snow.Daylight
With an average of 9h and 0min of daylight, December has the shortest days of the year in Montecarlo.On the first day of the month, sunrise is at 07:31 and sunset at 16:41. On the last day of December, sunrise is at 07:51 and sunset at 16:49 CET.
Sunshine
In Montecarlo, Italy, the average sunshine in December is 5.4h.UV index
The months with the lowest UV index in Montecarlo, Italy, are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the average person.Note: A daily maximum UV index of 2 in December translates into the following instructions:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in Montecarlo?
What is the average humidity in December in Montecarlo?
How many days does it rain in December in Montecarlo?
When does it snow the most in Montecarlo?
When does it start to snow in Montecarlo?
What is the month with the shortest days in Montecarlo?
What is the average length of the day in December in Montecarlo?
What time are sunrise and sunset in December in Montecarlo?
How long on average sun shines in December in Montecarlo?
When is the lowest UV index in Montecarlo?
How high is the UV index in December in Montecarlo?
Average temperature in December
Montecarlo, Italy
- Average high temperature in December: 9.6°C
The warmest month (with the highest average high temperature) is August (29°C).
The month with the lowest average high temperature is January (8.1°C).
- Average low temperature in December: 3.3°C
The month with the highest average low temperature is August (16.2°C).
The coldest month (with the lowest average low temperature) is January (2.1°C).
Average pressure in December
Montecarlo, 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 (1013.5mbar).
Average wind speed in December
Montecarlo, Italy
- Average wind speed in December: 8km/h
The windiest month (with the highest average wind speed) is February (10km/h).
The calmest months (with the lowest average wind speed) are June and August (6.8km/h).
Average humidity in December
Montecarlo, Italy
- Average humidity in December: 80%
The month with the highest relative humidity is November (84%).
The month with the lowest relative humidity is August (66%).
Average rainfall in December
Montecarlo, Italy
- Average rainfall in December: 59mm
The wettest month (with the highest rainfall) is November (90mm).
The driest month (with the least rainfall) is July (26mm).
Average rainfall days in December
Montecarlo, Italy
- Average rainfall days in December: 12.6 days
The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is August (9.8 days).
Average snowfall in December
Montecarlo, Italy
- Average snowfall in December: 5mm
The month with the highest snowfall is December (5mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Montecarlo, Italy
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is February (0.6 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
Montecarlo, Italy
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in December
Montecarlo, Italy
- Average sunshine days in December: 15.1 days
The month with the most sunshine days is August (17.5 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in December
Montecarlo, 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 and December (UV index 2).
Average cloud cover in December
Montecarlo, Italy
- Average cloud cover in December: 42
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 15).
Average visibility in December
Montecarlo, Italy
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (9km).
The month with the lowest visibility is November (8km).
