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
December implies a soft temperature shift, with average high-temperatures reducing from November's moderate 13.5°C (56.3°F) to a chilly 9.1°C (48.4°F). Fornelli experiences a consistent average temperature of 1.7°C (35.1°F) throughout the nights in December.Humidity
In December, the average relative humidity in Fornelli is 82%.Rainfall
In Fornelli, during December, the rain falls for 13.8 days and regularly aggregates up to 64mm (2.52") of precipitation. Throughout the year, in Fornelli, there are 186.2 rainfall days, and 769mm (30.28") of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In December, it is snowing for 1.6 days. Throughout December, 7mm (0.28") of snow is accumulated. In Fornelli, during the entire year, snow falls for 9.1 days and aggregates up to 149mm (5.87") of snow.Daylight
The month with the shortest days is December, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 07:11 and sunset at 16:34. On the last day of December, in Fornelli, sunrise is at 07:30 and sunset at 16:43 CET.
Sunshine
In Fornelli, the average sunshine in December is 6.1h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in Fornelli?
What is the average humidity in December in Fornelli?
How many days does it rain in December in Fornelli?
How many days does it snow in December in Fornelli?
What is the month with the shortest days in Fornelli?
What is the average length of the day in December in Fornelli?
When is the sunrise / sunset in December in Fornelli?
How long on average sun shines in December in Fornelli?
When is the lowest UV index in Fornelli?
What is the UV index intensity in December in Fornelli?
Average temperature in December
Fornelli, Italy
- Average high temperature in December: 9.1°C
The warmest month (with the highest average high temperature) is August (28.8°C).
The month with the lowest average high temperature is January (7.4°C).
- Average low temperature in December: 1.7°C
The month with the highest average low temperature is August (15.2°C).
The coldest month (with the lowest average low temperature) is January (0.3°C).
Average pressure in December
Fornelli, Italy
- Average pressure in December: 1018.4mbar
The month with the highest atmospheric pressure is December (1018.4mbar).
The month with the lowest atmospheric pressure is July (1013.8mbar).
Average wind speed in December
Fornelli, Italy
- Average wind speed in December: 9.2km/h
The windiest month (with the highest average wind speed) is February (10.2km/h).
The calmest month (with the lowest average wind speed) is August (6.2km/h).
Average humidity in December
Fornelli, Italy
- Average humidity in December: 82%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (62%).
Average rainfall in December
Fornelli, Italy
- Average rainfall in December: 64mm
The wettest month (with the highest rainfall) is November (103mm).
The driest month (with the least rainfall) is August (33mm).
Average rainfall days in December
Fornelli, Italy
- Average rainfall days in December: 13.8 days
The month with the highest number of rainy days is May (19.7 days).
The month with the least rainy days is August (11.5 days).
Average snowfall in December
Fornelli, Italy
- Average snowfall in December: 7mm
The month with the highest snowfall is February (68mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Fornelli, Italy
- Average snowfall days in December: 1.6 days
The month with the highest number of snowfall days is February (3.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Fornelli, Italy
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 6min).
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 month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in December
Fornelli, Italy
- Average sunshine days in December: 12.7 days
The month with the most sunshine days is August (16.8 days).
The month with the least sunshine days is February (8.3 days).
Average UV index in December
Fornelli, Italy
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Fornelli, Italy
- Average cloud cover in December: 36
The month with the most cloud cover is January (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in December
Fornelli, Italy
- Average visibility in December: 9km
The months with the highest visibility are July and August (10km).
The months with the lowest visibility are January, February and November (8km).
