December weather forecastCellio, Italy
December
Weather in December
The first month of the winter, December, is also a wintry month in Cellio, Italy, with an average temperature fluctuating between -0.5°C (31.1°F) and 5.6°C (42.1°F).Temperature
The shift from November to December coincides with a small decrease in the average high-temperature, down to a wintry 5.6°C (42.1°F) from a frosty 9.6°C (49.3°F). During the month of December, the temperature in Cellio, Italy, falls to an average of -0.5°C (31.1°F).Humidity
The average relative humidity in December in Cellio is 73%.Rainfall
In Cellio, in December, it is raining for 9.3 days, with typically 47mm (1.85") of accumulated precipitation. Throughout the year, there are 188.8 rainfall days, and 1018mm (40.08") of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall in Cellio. In Cellio, in December, snow falls for 3.1 days, with typically accumulated 40mm (1.57") of snow. Throughout the year, in Cellio, there are 13 snowfall days, and 172mm (6.77") of snow is accumulated.Daylight
With an average of 8h and 42min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 07:47 and sunset at 16:44. On the last day of December, in Cellio, sunrise is at 08:07 and sunset at 16:52 CET.
Sunshine
In Cellio, the average sunshine in December is 6.7h.UV index
January, February, November 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 hazard from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index of 2 during December leads to these instructions:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Cellio, Italy
- Average high temperature in December: 5.6°C
The warmest month (with the highest average high temperature) is August (24.9°C).
The month with the lowest average high temperature is January (4.6°C).
- Average low temperature in December: -0.5°C
The months with the highest average low temperature are July and August (14.3°C).
The coldest month (with the lowest average low temperature) is January (-1.6°C).
Average pressure in December
Cellio, Italy
- Average pressure in December: 1020.3mbar
The month with the highest atmospheric pressure is December (1020.3mbar).
The month with the lowest atmospheric pressure is April (1014.7mbar).
Average wind speed in December
Cellio, Italy
- Average wind speed in December: 5.6km/h
The windiest month (with the highest average wind speed) is May (6.8km/h).
The calmest month (with the lowest average wind speed) is November (5.2km/h).
Average humidity in December
Cellio, Italy
- Average humidity in December: 73%
The month with the highest relative humidity is November (77%).
The month with the lowest relative humidity is March (71%).
Average rainfall in December
Cellio, Italy
- Average rainfall in December: 47mm
The wettest month (with the highest rainfall) is November (164mm).
The driest month (with the least rainfall) is January (22mm).
Average rainfall days in December
Cellio, Italy
- Average rainfall days in December: 9.3 days
The month with the highest number of rainy days is July (23.3 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in December
Cellio, Italy
- Average snowfall in December: 40mm
The month with the highest snowfall is February (47mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Cellio, Italy
- Average snowfall days in December: 3.1 days
The month with the highest number of snowfall days is January (4.4 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
Cellio, Italy
- Average daylight in December: 8h and 42min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in December: 6h and 42min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is November (Average sunshine: 5h and 48min).
Average sunshine days in December
Cellio, Italy
- Average sunshine days in December: 17.3 days
The month with the most sunshine days is January (19.1 days).
The month with the least sunshine days is July (4.1 days).
Average UV index in December
Cellio, Italy
- Average UV index in December: 2
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Cellio, Italy
- Average cloud cover in December: 26
The month with the most cloud cover is November (Cloud cover 37).
The months with the least cloud cover are July and August (Cloud cover 25).
Average visibility in December
Cellio, Italy
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).





