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 onset of December entails a subtle temperature shift, as the average high-temperature eases from a cool 10.8°C (51.4°F) in November to a frosty 7.2°C (45°F). In the month of December, an average of 0.1°C (32.2°F) marks the low-temperature.Humidity
In Rossana, the average relative humidity in December is 72%.Rainfall
In Rossana, during December, the rain falls for 6.5 days and regularly aggregates up to 34mm (1.34") of precipitation. Throughout the year, in Rossana, Italy, there are 132 rainfall days, and 633mm (24.92") of precipitation is accumulated.Snowfall
January through March, October through December are months with snowfall. In December, it is snowing for 3.3 days. Throughout December, 76mm (2.99") of snow is accumulated. Throughout the year, in Rossana, there are 18.1 snowfall days, and 514mm (20.24") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 8h and 54min of daylight.On the first day of December in Rossana, sunrise is at 07:47 and sunset at 16:51. On the last day of the month, sunrise is at 08:06 and sunset at 17:00 CET.
Sunshine
The average sunshine in December is 6.8h.UV index
The months with the lowest UV index in Rossana are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Rossana in December?
What is the average humidity in December in Rossana?
How many days does it rain in December in Rossana?
How many days does it snow in December in Rossana?
What is the month with the shortest days in Rossana?
How many hours of daylight does Rossana have in December?
What time are sunrise and sunset in December in Rossana?
How many hours of sunshine does Rossana have in December?
What are the months with the lowest UV index in Rossana?
What is the UV index intensity in December in Rossana?
Average temperature in December
Rossana, Italy
- Average high temperature in December: 7.2°C
The warmest month (with the highest average high temperature) is August (27.2°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in December: 0.1°C
The month with the highest average low temperature is August (14.8°C).
The coldest month (with the lowest average low temperature) is January (-1.8°C).
Average pressure in December
Rossana, Italy
- Average pressure in December: 1019.2mbar
The month with the highest atmospheric pressure is December (1019.2mbar).
The month with the lowest atmospheric pressure is April (1014.1mbar).
Average wind speed in December
Rossana, Italy
- Average wind speed in December: 6.1km/h
The windiest month (with the highest average wind speed) is March (7.3km/h).
The calmest month (with the lowest average wind speed) is November (5.9km/h).
Average humidity in December
Rossana, Italy
- Average humidity in December: 72%
The months with the highest relative humidity are February and November (75%).
The month with the lowest relative humidity is August (66%).
Average rainfall in December
Rossana, Italy
- Average rainfall in December: 34mm
The wettest month (with the highest rainfall) is November (127mm).
The driest month (with the least rainfall) is January (25mm).
Average rainfall days in December
Rossana, Italy
- Average rainfall days in December: 6.5 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (5.2 days).
Average snowfall in December
Rossana, Italy
- Average snowfall in December: 76mm
The month with the highest snowfall is February (167mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in December
Rossana, Italy
- Average snowfall days in December: 3.3 days
The month with the highest number of snowfall days is February (5.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Rossana, Italy
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in December: 6h and 5min
The months with the most sunshine are June, July and August (Average sunshine: 11h and 36min).
The month with the least sunshine is November (Average sunshine: 6h and 0min).
Average sunshine days in December
Rossana, Italy
- Average sunshine days in December: 21.2 days
The month with the most sunshine days is January (21.3 days).
The month with the least sunshine days is May (7.8 days).
Average UV index in December
Rossana, Italy
- Average UV index in December: 2
The month with the highest UV index is 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
Rossana, Italy
- Average cloud cover in December: 22
The month with the most cloud cover is November (Cloud cover 34).
The month with the least cloud cover is August (Cloud cover 17).
Average visibility in December
Rossana, Italy
- Average visibility in December: 9km
The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February, March, April, May, September, October, November and December (9km).
