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
December is characterized by a mild reduction in the average high-temperature, from a refreshing 14.5°C (58.1°F) in November to a cool 10.4°C (50.7°F). Rivabella's nocturnal average in December closely mirrors its daytime temperatures, settling at a frosty 6.4°C (43.5°F).Humidity
In December, the average relative humidity is 76%.Rainfall
In December, in Rivabella, the rain falls for 11 days. Throughout December, 36mm (1.42") of precipitation is accumulated. Throughout the year, there are 139.3 rainfall days, and 509mm (20.04") of precipitation is accumulated.Snowfall
Months with snowfall in Rivabella are January through March and December. December is the first month it typically snows in Rivabella. Throughout December, in the average 0.8 snowfall days, it receives 2mm (0.08") of snow. In Rivabella, during the entire year, snow falls for 3 days and aggregates up to 34mm (1.34") of snow.Daylight
December has the shortest days of the year in Rivabella, with an average of 9h and 0min of daylight.On the first day of December, sunrise is at 07:25 and sunset at 16:32. On the last day of the month, sunrise is at 07:44 and sunset at 16:41 CET.
Sunshine
The average sunshine in December is 6h.UV index
In Rivabella, Italy, the average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: An average maximum UV index of 3 in December leads to these recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. To protect against the Sun's most potent rays, avoid direct exposure around midday. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. 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
What are December temperatures in Rivabella?
What is the average humidity in December in Rivabella?
How many days does it rain in December in Rivabella?
When does it start to snow in Rivabella?
What is the month with the shortest days in Rivabella?
How many hours of daylight does Rivabella have in December?
When is the sunrise / sunset in December in Rivabella?
How many hours of sunshine does Rivabella have in December?
How high is the UV index in December in Rivabella?
Average temperature in December
Rivabella, Italy
- Average high temperature in December: 10.4°C
The warmest month (with the highest average high temperature) is August (28.9°C).
The month with the lowest average high temperature is January (9°C).
- Average low temperature in December: 6.4°C
The month with the highest average low temperature is August (21.2°C).
The coldest month (with the lowest average low temperature) is January (5.3°C).
Average pressure in December
Rivabella, Italy
- Average pressure in December: 1018.8mbar
The month with the highest atmospheric pressure is December (1018.8mbar).
The month with the lowest atmospheric pressure is July (1013.4mbar).
Average wind speed in December
Rivabella, Italy
- Average wind speed in December: 12km/h
The windiest month (with the highest average wind speed) is February (13.8km/h).
The calmest month (with the lowest average wind speed) is August (10.1km/h).
Average humidity in December
Rivabella, Italy
- Average humidity in December: 76%
The month with the highest relative humidity is November (77%).
The month with the lowest relative humidity is August (61%).
Average rainfall in December
Rivabella, Italy
- Average rainfall in December: 36mm
The wettest month (with the highest rainfall) is May (69mm).
The driest month (with the least rainfall) is August (30mm).
Average rainfall days in December
Rivabella, Italy
- Average rainfall days in December: 11 days
The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is August (9.3 days).
Average snowfall in December
Rivabella, Italy
- Average snowfall in December: 2mm
The month with the highest snowfall is February (12mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Rivabella, Italy
- Average snowfall days in December: 0.8 days
The month with the highest number of snowfall days is February (1 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
Rivabella, 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: 6h and 0min
The months with the most sunshine are July and August (Average sunshine: 11h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 18min).
Average sunshine days in December
Rivabella, Italy
- Average sunshine days in December: 17.7 days
The month with the most sunshine days is August (18.7 days).
The month with the least sunshine days is May (12.6 days).
Average UV index in December
Rivabella, Italy
- Average UV index in December: 3
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in December
Rivabella, Italy
- Average cloud cover in December: 36
The months with the most cloud cover are January and February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in December
Rivabella, 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).
