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 transition into December involves a small decrease in the average high-temperature, dipping slightly from 17.9°C (64.2°F) in November to a still refreshing 13.8°C (56.8°F). Nighttime temperature reflects an average dip to a chilly 8.8°C (47.8°F) in December, subtly cooler than its daytime highs.Humidity
The average relative humidity in December is 71%.Rainfall
In Rocca Imperiale, in December, it is raining for 7.5 days, with typically 19mm (0.75") of accumulated precipitation. Throughout the year, in Rocca Imperiale, there are 110 rainfall days, and 302mm (11.89") of precipitation is accumulated.Snowfall
Months with snowfall are January and December. December is the first month it typically snows. Throughout December, in the average 0.3 snowfall days, it receives 1mm (0.04") of snow. Throughout the year, in Rocca Imperiale, there are 1 snowfall days, and 3mm (0.12") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 06:56 and sunset at 16:28. On the last day of December, sunrise is at 07:15 and sunset at 16:38 CET.
Sunshine
In December, the average sunshine in Rocca Imperiale is 6.6h.UV index
January and December, with an average maximum UV index of 3, are months with the lowest UV index in Rocca Imperiale. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum high daily UV index of 3 during December translates into the following directions:
Undertake precautions - It is suggested to shield oneself from sunburn. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Rocca Imperiale in December?
What is the average humidity in December in Rocca Imperiale?
How many days does it rain in December in Rocca Imperiale?
When does it start snowing in Rocca Imperiale?
What is the month with the shortest days in Rocca Imperiale?
What is the average length of the day in December in Rocca Imperiale?
When are sunrise and sunset in December in Rocca Imperiale?
How long on average sun shines in December in Rocca Imperiale?
What is the month with the lowest UV index in Rocca Imperiale?
What is the UV index intensity in December in Rocca Imperiale?
Average temperature in December
Rocca Imperiale, Italy
- Average high temperature in December: 13.8°C
The warmest month (with the highest average high temperature) is August (31.8°C).
The month with the lowest average high temperature is January (12.3°C).
- Average low temperature in December: 8.8°C
The month with the highest average low temperature is August (23.6°C).
The coldest month (with the lowest average low temperature) is January (7.3°C).
Average pressure in December
Rocca Imperiale, Italy
- Average pressure in December: 1017.7mbar
The month with the highest atmospheric pressure is December (1017.7mbar).
The month with the lowest atmospheric pressure is July (1012.7mbar).
Average wind speed in December
Rocca Imperiale, Italy
- Average wind speed in December: 15.6km/h
The windiest month (with the highest average wind speed) is February (17.5km/h).
The calmest month (with the lowest average wind speed) is August (11.1km/h).
Average humidity in December
Rocca Imperiale, Italy
- Average humidity in December: 71%
The months with the highest relative humidity are January and November (74%).
The months with the lowest relative humidity are July and August (53%).
Average rainfall in December
Rocca Imperiale, Italy
- Average rainfall in December: 19mm
The wettest month (with the highest rainfall) is March (42mm).
The driest month (with the least rainfall) is August (10mm).
Average rainfall days in December
Rocca Imperiale, Italy
- Average rainfall days in December: 7.5 days
The months with the highest number of rainy days are March and April (12.3 days).
The month with the least rainy days is August (5.3 days).
Average snowfall in December
Rocca Imperiale, Italy
- Average snowfall in December: 1mm
The month with the highest snowfall is January (2mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Rocca Imperiale, Italy
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is January (0.6 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 Imperiale, Italy
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 6h and 4min
The months with the most sunshine are July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 6h and 6min).
Average sunshine days in December
Rocca Imperiale, Italy
- Average sunshine days in December: 21.2 days
The month with the most sunshine days is August (22.7 days).
The month with the least sunshine days is February (15.3 days).
Average UV index in December
Rocca Imperiale, Italy
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Rocca Imperiale, Italy
- Average cloud cover in December: 26
The month with the most cloud cover is January (Cloud cover 33).
The months with the least cloud cover are July and August (Cloud cover 10).
Average visibility in December
Rocca Imperiale, 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).
