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 signifies a minor drop in average high-temperature, transitioning from a mild 13.9°C (57°F) in November to a chilly 9.5°C (49.1°F). In Casalalta, the nighttime temperature averages to a wintry 2.8°C (37°F) during December.Humidity
In Casalalta, the average relative humidity in December is 81%.Rainfall
In Casalalta, during December, the rain falls for 10.8 days and regularly aggregates up to 31mm (1.22") of precipitation. Throughout the year, in Casalalta, there are 139.9 rainfall days, and 426mm (16.77") of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall in Casalalta. In Casalalta, in December, during 0.5 snowfall days, 2mm (0.08") of snow is typically accumulated. In Casalalta, during the entire year, snow falls for 3.5 days and aggregates up to 26mm (1.02") of snow.Daylight
December has the shortest days of the year in Casalalta, with an average of 9h and 6min of daylight.On the first day of the month, sunrise is at 07:21 and sunset at 16:36. On the last day of December, sunrise is at 07:41 and sunset at 16:45 CET.
Sunshine
In Casalalta, the average sunshine in December is 6.1h.UV index
The months with the lowest UV index in Casalalta are January and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for average individuals.Note: In December, an average UV index of 2 transforms into the following instructions:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures in Casalalta?
What is the average humidity in December in Casalalta?
How much does it rain in Casalalta in December?
How many days does it snow in December in Casalalta?
What is the month with the shortest days in Casalalta?
How many hours of daylight does Casalalta have in December?
When are sunrise and sunset in December in Casalalta?
How long on average sun shines in December in Casalalta?
What is the month with the lowest UV index in Casalalta?
How high is the UV index in December in Casalalta?
Average temperature in December
Casalalta, Italy
- Average high temperature in December: 9.5°C
The warmest month (with the highest average high temperature) is August (30.4°C).
The month with the lowest average high temperature is January (8.3°C).
- Average low temperature in December: 2.8°C
The month with the highest average low temperature is August (16.1°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).
Average pressure in December
Casalalta, Italy
- Average pressure in December: 1018.6mbar
The month with the highest atmospheric pressure is December (1018.6mbar).
The month with the lowest atmospheric pressure is July (1013.6mbar).
Average wind speed in December
Casalalta, Italy
- Average wind speed in December: 9.8km/h
The windiest month (with the highest average wind speed) is March (12.1km/h).
The calmest month (with the lowest average wind speed) is July (7.8km/h).
Average humidity in December
Casalalta, Italy
- Average humidity in December: 81%
The months with the highest relative humidity are January and November (82%).
The month with the lowest relative humidity is August (59%).
Average rainfall in December
Casalalta, Italy
- Average rainfall in December: 31mm
The wettest month (with the highest rainfall) is May (56mm).
The driest month (with the least rainfall) is January (24mm).
Average rainfall days in December
Casalalta, Italy
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is August (8.7 days).
Average snowfall in December
Casalalta, Italy
- Average snowfall in December: 2mm
The month with the highest snowfall is February (15mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Casalalta, Italy
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is February (1.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Casalalta, Italy
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 6h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The months with the least sunshine are January and February (Average sunshine: 5h and 42min).
Average sunshine days in December
Casalalta, Italy
- Average sunshine days in December: 18.8 days
The month with the most sunshine days is August (19.6 days).
The month with the least sunshine days is May (10.9 days).
Average UV index in December
Casalalta, 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
Casalalta, Italy
- Average cloud cover in December: 36
The months with the most cloud cover are January and February (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 12).
Average visibility in December
Casalalta, 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, March, April, May, September, October, November and December (9km).
