December
Weather in December
December, the first month of the winter in Viterbo, is still a cool month, with an average temperature fluctuating between 10.4°C (50.7°F) and 2.1°C (35.8°F).
On the first day of December, sunrise is at 07:21 and sunset at 16:39. On the last day of the month, sunrise is at 07:40 and sunset at 16:48 CET.
Temperature
December implies a soft temperature shift, with average high-temperatures reducing from November's mild 14.2°C (57.6°F) to a fresh 10.4°C (50.7°F). December nights experience a consistent temperature drop to a wintry 2.1°C (35.8°F).Rainfall
During December, Viterbo regularly aggregates up to 69mm (2.72") of precipitation. Throughout the year, 726mm (28.58") of rain is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 6min of daylight.On the first day of December, sunrise is at 07:21 and sunset at 16:39. On the last day of the month, sunrise is at 07:40 and sunset at 16:48 CET.
Updated: Jun 7, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Viterbo in December?
An average high-temperature, in December, in Viterbo, is 10.4°C (50.7°F) and the average low-temperature is 2.1°C (35.8°F).
How much does it rain in December?
During December, Viterbo regularly aggregates up to 69mm (2.72") of precipitation.
What is the month with the shortest days in Viterbo?
The month with the shortest days is December, with an average of 9h and 6min of daylight.
How many hours of daylight does Viterbo have in December?
The average day length in December is 9h and 8min.
When is the sunrise / sunset in December?
On the first day of December, sunrise is at 07:21 and sunset at 16:39. On the last day of the month, sunrise is at 07:40 and sunset at 16:48 CET.
Average temperature in December
Viterbo, Italy
- Average high temperature in December: 10.4°C
The warmest month (with the highest average high temperature) is July (29.1°C).
The month with the lowest average high temperature is January (9.5°C).
- Average low temperature in December: 2.1°C
The month with the highest average low temperature is August (15.1°C).
The coldest month (with the lowest average low temperature) is January (0.7°C).
Average rainfall in December
Viterbo, Italy
- Average rainfall in December: 69mm
The wettest month (with the highest rainfall) is November (94mm).
The driest month (with the least rainfall) is July (28mm).
Average daylight in December
Viterbo, 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 6min).
