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 results in a small decrease in the average high-temperature, moderately receding from a fresh 12.9°C (55.2°F) in November to a chilly 8.5°C (47.3°F). Throughout the month of December, the average temperature dips to a wintry 0.9°C (33.6°F) at night.Humidity
In December, the average relative humidity is 81%.Rainfall
In Castelnuovo di Farfa, in December, during 10.8 rainfall days, 51mm (2.01") of precipitation is typically accumulated. In Castelnuovo di Farfa, during the entire year, the rain falls for 160.4 days and collects up to 553mm (21.77") of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Castelnuovo di Farfa, in December, snow falls for 1.5 days, with typically accumulated 8mm (0.31") of snow. Throughout the year, there are 7.4 snowfall days, and 63mm (2.48") of snow is accumulated.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 07:18 and sunset at 16:37. On the last day of December, in Castelnuovo di Farfa, sunrise is at 07:37 and sunset at 16:46 CET.
Sunshine
The average sunshine in December in Castelnuovo di Farfa is 6.1h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 2 during December leads to these advisories:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
How long on average sun shines in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Castelnuovo di Farfa, Italy
- Average high temperature in December: 8.5°C
The warmest month (with the highest average high temperature) is August (28.5°C).
The month with the lowest average high temperature is January (7.3°C).
- Average low temperature in December: 0.9°C
The month with the highest average low temperature is August (14.1°C).
The coldest month (with the lowest average low temperature) is January (0.1°C).
Average pressure in December
Castelnuovo di Farfa, 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 (1013.9mbar).
Average wind speed in December
Castelnuovo di Farfa, Italy
- Average wind speed in December: 8.6km/h
The windiest month (with the highest average wind speed) is February (9.6km/h).
The calmest month (with the lowest average wind speed) is August (6.6km/h).
Average humidity in December
Castelnuovo di Farfa, Italy
- Average humidity in December: 81%
The months with the highest relative humidity are January and November (83%).
The month with the lowest relative humidity is August (63%).
Average rainfall in December
Castelnuovo di Farfa, Italy
- Average rainfall in December: 51mm
The wettest month (with the highest rainfall) is November (74mm).
The driest month (with the least rainfall) is August (35mm).
Average rainfall days in December
Castelnuovo di Farfa, Italy
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is August (9.3 days).
Average snowfall in December
Castelnuovo di Farfa, Italy
- Average snowfall in December: 8mm
The month with the highest snowfall is February (33mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Castelnuovo di Farfa, Italy
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is February (2.8 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
Castelnuovo di Farfa, 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 48min).
The months with the least sunshine are January and February (Average sunshine: 5h and 48min).
Average sunshine days in December
Castelnuovo di Farfa, Italy
- Average sunshine days in December: 17.4 days
The month with the most sunshine days is August (19 days).
The month with the least sunshine days is May (10.4 days).
Average UV index in December
Castelnuovo di Farfa, 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 and December (UV index 2).
Average cloud cover in December
Castelnuovo di Farfa, Italy
- Average cloud cover in December: 34
The month with the most cloud cover is February (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in December
Castelnuovo di Farfa, Italy
- Average visibility in December: 9km
The month with the highest visibility is August (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, September, October, November and December (9km).
