December weather forecastCiterna, Italy

December

Weather in December

December, the first month of the winter in Citerna, is also a frosty month, with an average temperature varying between 8°C (46.4°F) and 2°C (35.6°F).

Temperature

The arrival of December correlates with a minor temperature reduction, down from November's fresh 12.3°C (54.1°F) to a frosty 8°C (46.4°F). An average low-temperature of 2°C (35.6°F) is noted during the nights in December in Citerna.

Humidity

In December, the average relative humidity in Citerna is 84%.

Rainfall

In December, the rain falls for 10.6 days. Throughout December, 38mm (1.5") of precipitation is accumulated. Throughout the year, there are 144.4 rainfall days, and 482mm (18.98") of precipitation is accumulated.

Snowfall

Months with snowfall in Citerna, Italy, are January through March, November and December. In Citerna, in December, during 2.4 snowfall days, 21mm (0.83") of snow is typically accumulated. Throughout the year, in Citerna, there are 13.1 snowfall days, and 160mm (6.3") of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 0min of daylight.
On the first day of December in Citerna, sunrise is at 07:25 and sunset at 16:36. On the last day of the month, sunrise is at 07:44 and sunset at 16:45 CET.

Sunshine

The average sunshine in December is 5.4h.

UV index

The months with the lowest UV index in Citerna are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The daily maximum UV index of 2 in December interprets into the following advice:
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. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.

Frequently asked questions

December temperatures in Citerna, Italy, vary between a high-temperature of 8°C (46.4°F) and a low-temperature of 2°C (35.6°F). The average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, in August is appraised at 31°C (87.8°F).

The average relative humidity in December is 84%.

In December, the rain falls for 10.6 days. Throughout December, 38mm (1.5") of precipitation is accumulated.

In Citerna, Italy, in December, snow falls for 2.4 days, with typically accumulated 21mm (0.83") of snow.

December has the shortest days of the year in Citerna, Italy, with an average of 9h and 0min of daylight.

In Citerna, the average day length in December is 9h and 1min.

On the first day of December in Citerna, sunrise is at 07:25 and sunset at 16:36. On the last day of the month, sunrise is at 07:44 and sunset at 16:45 CET.

In December, the average sunshine duration is 5.4h.

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Citerna, Italy.

In December, the average daily maximum UV index in Citerna is 2. A UV Index of 2, and less, symbolizes a low health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Citerna, Italy

  • Average high temperature in December: 8°C

The warmest month (with the highest average high temperature) is August (28.7°C).
The month with the lowest average high temperature is January (6.8°C).

  • Average low temperature in December: 2°C

The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is January (1.1°C).

Average pressure in December
Citerna, 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 (1013.5mbar).

Average wind speed in December
Citerna, Italy

  • Average wind speed in December: 9.5km/h

The windiest month (with the highest average wind speed) is March (12.3km/h).
The calmest month (with the lowest average wind speed) is August (7.7km/h).

Average humidity in December
Citerna, Italy

  • Average humidity in December: 84%

The month with the highest relative humidity is November (86%).
The month with the lowest relative humidity is August (65%).

Average rainfall in December
Citerna, Italy

  • Average rainfall in December: 38mm

The wettest month (with the highest rainfall) is November (58mm).
The driest month (with the least rainfall) is August (32mm).

Average rainfall days in December
Citerna, Italy

  • Average rainfall days in December: 10.6 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is August (8.8 days).

Average snowfall in December
Citerna, Italy

  • Average snowfall in December: 21mm

The month with the highest snowfall is February (71mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Citerna, Italy

  • Average snowfall days in December: 2.4 days

The month with the highest number of snowfall days is February (4.3 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
Citerna, Italy

  • Average daylight in December: 9h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in December: 5h and 24min

The months with the most sunshine are July and August (Average sunshine: 11h and 42min).
The months with the least sunshine are January and February (Average sunshine: 4h and 42min).

Average sunshine days in December
Citerna, Italy

  • Average sunshine days in December: 16.5 days

The month with the most sunshine days is August (20.7 days).
The month with the least sunshine days is February (12.2 days).

Average UV index in December
Citerna, 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
Citerna, Italy

  • Average cloud cover in December: 45

The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 14).

Average visibility in December
Citerna, Italy

  • Average visibility in December: 8km

The month with the highest visibility is August (10km).
The months with the lowest visibility are January, February, October, November and December (8km).