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
Weather in December
Temperature
The start of December signals a gentle decrease in the average high-temperature, transitioning from a refreshing 16.2°C (61.2°F) in November to a cool 12.2°C (54°F). Nightly temperatures in Rocca Massima drop to an average low of 6.3°C (43.3°F) in December.Humidity
In December, the average relative humidity is 74%.Rainfall
In Rocca Massima, Italy, in December, during 12.2 rainfall days, 58mm (2.28") of precipitation is typically accumulated. Throughout the year, there are 147.5 rainfall days, and 643mm (25.31") of precipitation is accumulated.Snowfall
Months with snowfall are February and December. December is the first month it typically snows. Throughout December, in the average 0.2 snowfall days, it receives 3mm (0.12") of snow. In Rocca Massima, during the entire year, snow falls for 1.1 days and aggregates up to 22mm (0.87") of snow.Daylight
December has the shortest days of the year, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 07:16 and sunset at 16:38. On the last day of December, sunrise is at 07:35 and sunset at 16:47 CET.
Sunshine
The average sunshine in December in Rocca Massima, Italy, is 6.2h.UV index
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Rocca Massima. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index of 3 during December translates into these guidelines:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Frequently asked questions
What is the average December temperature in Rocca Massima?
What is the average humidity in December in Rocca Massima?
How much does it rain in Rocca Massima in December?
When does it start snowing in Rocca Massima?
What is the month with the shortest days in Rocca Massima?
What is the average length of the day in December in Rocca Massima?
When is the sunrise / sunset in December in Rocca Massima?
How long on average sun shines in December in Rocca Massima?
What are the months with the lowest UV index in Rocca Massima?
What is the UV index intensity in December in Rocca Massima?
Average temperature in December
Rocca Massima, Italy
- Average high temperature in December: 12.2°C
The warmest month (with the highest average high temperature) is August (30°C).
The month with the lowest average high temperature is January (11°C).
- Average low temperature in December: 6.3°C
The month with the highest average low temperature is August (20.3°C).
The coldest month (with the lowest average low temperature) is January (5.2°C).
Average pressure in December
Rocca Massima, Italy
- Average pressure in December: 1018.6mbar
The month with the highest atmospheric pressure is December (1018.6mbar).
The month with the lowest atmospheric pressure is April (1014mbar).
Average wind speed in December
Rocca Massima, Italy
- Average wind speed in December: 10.6km/h
The windiest month (with the highest average wind speed) is February (11.9km/h).
The calmest month (with the lowest average wind speed) is August (8.3km/h).
Average humidity in December
Rocca Massima, Italy
- Average humidity in December: 74%
The month with the highest relative humidity is November (77%).
The month with the lowest relative humidity is August (59%).
Average rainfall in December
Rocca Massima, Italy
- Average rainfall in December: 58mm
The wettest month (with the highest rainfall) is November (119mm).
The driest month (with the least rainfall) is August (19mm).
Average rainfall days in December
Rocca Massima, Italy
- Average rainfall days in December: 12.2 days
The month with the highest number of rainy days is November (15.3 days).
The month with the least rainy days is August (6.5 days).
Average snowfall in December
Rocca Massima, Italy
- Average snowfall in December: 3mm
The month with the highest snowfall is February (19mm).
The months with the least snowfall are January, March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Rocca Massima, Italy
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Rocca Massima, Italy
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 6h and 1min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 54min).
Average sunshine days in December
Rocca Massima, Italy
- Average sunshine days in December: 17.4 days
The month with the most sunshine days is August (21.5 days).
The month with the least sunshine days is April (12.5 days).
Average UV index in December
Rocca Massima, Italy
- Average UV index in December: 3
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in December
Rocca Massima, Italy
- Average cloud cover in December: 31
The month with the most cloud cover is January (Cloud cover 37).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in December
Rocca Massima, 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).
Rocca Massima, Italy
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