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 shift from November to December coincides with a small decrease in the average high-temperature, down to a frosty 9.1°C (48.4°F) from a mild 13.8°C (56.8°F). Castelguidone reports a consistent average low-temperature of 2.8°C (37°F) throughout December nights.Humidity
In Castelguidone, the average relative humidity in December is 83%.Rainfall
In Castelguidone, during December, the rain falls for 12.5 days and regularly aggregates up to 51mm (2.01") of precipitation. In Castelguidone, Italy, during the entire year, the rain falls for 175.7 days and collects up to 690mm (27.17") of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Castelguidone, in December, snow falls for 4 days, with typically accumulated 34mm (1.34") of snow. Throughout the year, in Castelguidone, there are 18.6 snowfall days, and 350mm (13.78") of snow is accumulated.Daylight
With an average of 9h and 12min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 07:10 and sunset at 16:31. On the last day of December, in Castelguidone, Italy, sunrise is at 07:29 and sunset at 16:40 CET.
Sunshine
In Castelguidone, Italy, the average sunshine in December is 5.7h.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 exposure to the Sun's UV rays for ordinary individuals.Note: A maximum UV index of 2 in December translates into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. To protect against the Sun's most potent rays, avoid direct exposure around midday. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Castelguidone in December?
What is the average humidity in December in Castelguidone?
How much does it rain in Castelguidone in December?
How much does it snow in Castelguidone in December?
What is the month with the shortest days in Castelguidone?
What is the average length of the day in December in Castelguidone?
When are sunrise and sunset in December in Castelguidone?
How long on average sun shines in December in Castelguidone?
What is the month with the lowest UV index in Castelguidone?
How high is the UV index in December in Castelguidone?
Average temperature in December
Castelguidone, Italy
- Average high temperature in December: 9.1°C
The warmest month (with the highest average high temperature) is August (29.1°C).
The month with the lowest average high temperature is January (7.7°C).
- Average low temperature in December: 2.8°C
The month with the highest average low temperature is August (16.8°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).
Average pressure in December
Castelguidone, Italy
- Average pressure in December: 1018.3mbar
The month with the highest atmospheric pressure is December (1018.3mbar).
The month with the lowest atmospheric pressure is July (1013.7mbar).
Average wind speed in December
Castelguidone, Italy
- Average wind speed in December: 11km/h
The windiest month (with the highest average wind speed) is February (12.1km/h).
The calmest month (with the lowest average wind speed) is August (7.4km/h).
Average humidity in December
Castelguidone, Italy
- Average humidity in December: 83%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (60%).
Average rainfall in December
Castelguidone, Italy
- Average rainfall in December: 51mm
The wettest month (with the highest rainfall) is May (76mm).
The driest month (with the least rainfall) is September (44mm).
Average rainfall days in December
Castelguidone, Italy
- Average rainfall days in December: 12.5 days
The month with the highest number of rainy days is April (18.3 days).
The month with the least rainy days is August (11.6 days).
Average snowfall in December
Castelguidone, Italy
- Average snowfall in December: 34mm
The month with the highest snowfall is February (119mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Castelguidone, Italy
- Average snowfall days in December: 4 days
The month with the highest number of snowfall days is January (6.2 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
Castelguidone, 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: 5h and 4min
The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in December
Castelguidone, Italy
- Average sunshine days in December: 13.3 days
The month with the most sunshine days is August (17 days).
The month with the least sunshine days is February (9.1 days).
Average UV index in December
Castelguidone, 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 and December (UV index 2).
Average cloud cover in December
Castelguidone, Italy
- Average cloud cover in December: 40
The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 15).
Average visibility in December
Castelguidone, Italy
- Average visibility in December: 9km
The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February and November (8km).
