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
Weather in December
Temperature
December heralds a minor drop in average high-temperature, sliding from November's cool 11.1°C (52°F) to a frosty 6.8°C (44.2°F). During December, Trezzano Rosa sees a mean low-temperature of 1.5°C (34.7°F).Humidity
The average relative humidity in December in Trezzano Rosa is 74%.Rainfall
In Trezzano Rosa, Italy, in December, during 6.4 rainfall days, 36mm (1.42") of precipitation is typically accumulated. Throughout the year, in Trezzano Rosa, there are 162.3 rainfall days, and 972mm (38.27") of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall in Trezzano Rosa. In Trezzano Rosa, in December, snow falls for 1.2 days, with typically accumulated 10mm (0.39") of snow. In Trezzano Rosa, during the entire year, snow falls for 4.4 days and aggregates up to 44mm (1.73") of snow.Daylight
With an average of 8h and 48min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 07:42 and sunset at 16:40. On the last day of the month, sunrise is at 08:02 and sunset at 16:48 CET.
Sunshine
In December, the average sunshine is 6h.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 estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: An average maximum UV index of 2 in December leads to these recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Around midday, solar radiation is most harmful; hence, exposure should be limited. To cut down UV radiation exposure by about half, sport a wide-brim hat. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Frequently asked questions
Is it cold in Trezzano Rosa during December?
What is the average humidity in December in Trezzano Rosa?
How many days does it rain in December in Trezzano Rosa?
How much does it snow in Trezzano Rosa in December?
What is the month with the shortest days in Trezzano Rosa?
What is the average length of the day in December in Trezzano Rosa?
What time are sunrise and sunset in December in Trezzano Rosa?
How long on average sun shines in December in Trezzano Rosa?
What is the month with the lowest UV index in Trezzano Rosa?
What is the UV index reading in December in Trezzano Rosa?
Average temperature in December
Trezzano Rosa, Italy
- Average high temperature in December: 6.8°C
The warmest month (with the highest average high temperature) is July (28.3°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in December: 1.5°C
The month with the highest average low temperature is August (18.3°C).
The coldest month (with the lowest average low temperature) is January (0.9°C).
Average pressure in December
Trezzano Rosa, Italy
- Average pressure in December: 1020mbar
The month with the highest atmospheric pressure is December (1020mbar).
The months with the lowest atmospheric pressure are April and May (1014.7mbar).
Average wind speed in December
Trezzano Rosa, Italy
- Average wind speed in December: 5.6km/h
The windiest month (with the highest average wind speed) is April (7km/h).
The calmest months (with the lowest average wind speed) are November and December (5.6km/h).
Average humidity in December
Trezzano Rosa, Italy
- Average humidity in December: 74%
The month with the highest relative humidity is November (79%).
The months with the lowest relative humidity are July and August (69%).
Average rainfall in December
Trezzano Rosa, Italy
- Average rainfall in December: 36mm
The wettest month (with the highest rainfall) is August (141mm).
The driest month (with the least rainfall) is January (21mm).
Average rainfall days in December
Trezzano Rosa, Italy
- Average rainfall days in December: 6.4 days
The month with the highest number of rainy days is July (20.3 days).
The month with the least rainy days is January (6 days).
Average snowfall in December
Trezzano Rosa, Italy
- Average snowfall in December: 10mm
The month with the highest snowfall is February (19mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Trezzano Rosa, Italy
- Average snowfall days in December: 1.2 days
The month with the highest number of snowfall days is February (1.3 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
Trezzano Rosa, Italy
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in December: 6h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is November (Average sunshine: 5h and 0min).
Average sunshine days in December
Trezzano Rosa, Italy
- Average sunshine days in December: 22.9 days
The month with the most sunshine days is January (23.8 days).
The month with the least sunshine days is June (6.8 days).
Average UV index in December
Trezzano Rosa, Italy
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Trezzano Rosa, Italy
- Average cloud cover in December: 33
The month with the most cloud cover is November (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 22).
Average visibility in December
Trezzano Rosa, Italy
- Average visibility in December: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).
Trezzano Rosa, Italy
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