December weather forecastAilano, Italy

December

Weather in December

The first month of the winter, December, is still a chilly month in Ailano, Italy, with an average temperature varying between 1.7°C (35.1°F) and 9.1°C (48.4°F).

Temperature

The start of December involves a subtle temperature drop, shifting from a refreshing 13.5°C (56.3°F) in November to a chilly 9.1°C (48.4°F). Nighttime temperature lowers to an average of 1.7°C (35.1°F) in December.

Humidity

In Ailano, the average relative humidity in December is 82%.

Rainfall

In Ailano, Italy, in December, it is raining for 13.8 days, with typically 64mm (2.52") of accumulated precipitation. Throughout the year, in Ailano, there are 186.2 rainfall days, and 769mm (30.28") of precipitation is accumulated.

Snowfall

Months with snowfall in Ailano are January through April, November and December. In Ailano, in December, snow falls for 1.6 days, with typically accumulated 7mm (0.28") of snow. In Ailano, during the entire year, snow falls for 9.1 days and aggregates up to 149mm (5.87") of snow.

Daylight

December has the shortest days of the year in Ailano, with an average of 9h and 12min of daylight.
On the first day of the month, sunrise is at 07:10 and sunset at 16:34. On the last day of December, sunrise is at 07:29 and sunset at 16:43 CET.

Sunshine

In Ailano, Italy, the average sunshine in December is 6.1h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: An average maximum UV index of 2 in December leads to these recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. To guard against the harmful effects of the Sun, minimize exposure during midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.

Frequently asked questions

In Ailano, 9.1°C (48.4°F) is the average high-temperature and 1.7°C (35.1°F) is the average low-temperature during December. The average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, in August is appraised at 31°C (87.8°F).

In Ailano, Italy, the average relative humidity in December is 82%.

In Ailano, during December, the rain falls for 13.8 days and regularly aggregates up to 64mm (2.52") of precipitation.

In Ailano, Italy, in December, snow falls for 1.6 days, with typically accumulated 7mm (0.28") of snow.

With an average of 9h and 12min of daylight, December has the shortest days of the year in Ailano.

In Ailano, Italy, the average day length in December is 9h and 15min.

In December, on the first day of the month, sunrise is at 07:10 and sunset at 16:34. On the last day of the month, sunrise is at 07:29 and sunset at 16:43 CET.

In December, the average sunshine duration in Ailano is 6.1h.

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2.

In December, the average daily maximum UV index in Ailano, Italy, is 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to Sun's UV rays.
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
Ailano, Italy

  • Average high temperature in December: 9.1°C

The warmest month (with the highest average high temperature) is August (28.8°C).
The month with the lowest average high temperature is January (7.4°C).

  • Average low temperature in December: 1.7°C

The month with the highest average low temperature is August (15.2°C).
The coldest month (with the lowest average low temperature) is January (0.3°C).

Average pressure in December
Ailano, Italy

  • Average pressure in December: 1018.4mbar

The month with the highest atmospheric pressure is December (1018.4mbar).
The month with the lowest atmospheric pressure is July (1013.8mbar).

Average wind speed in December
Ailano, Italy

  • Average wind speed in December: 9.2km/h

The windiest month (with the highest average wind speed) is February (10.2km/h).
The calmest month (with the lowest average wind speed) is August (6.2km/h).

Average humidity in December
Ailano, Italy

  • Average humidity in December: 82%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (62%).

Average rainfall in December
Ailano, Italy

  • Average rainfall in December: 64mm

The wettest month (with the highest rainfall) is November (103mm).
The driest month (with the least rainfall) is August (33mm).

Average rainfall days in December
Ailano, Italy

  • Average rainfall days in December: 13.8 days

The month with the highest number of rainy days is May (19.7 days).
The month with the least rainy days is August (11.5 days).

Average snowfall in December
Ailano, Italy

  • Average snowfall in December: 7mm

The month with the highest snowfall is February (68mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in December
Ailano, Italy

  • Average snowfall days in December: 1.6 days

The month with the highest number of snowfall days is February (3.2 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
Ailano, Italy

  • Average daylight in December: 9h and 12min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in December: 6h and 6min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).

Average sunshine days in December
Ailano, Italy

  • Average sunshine days in December: 12.7 days

The month with the most sunshine days is August (16.8 days).
The month with the least sunshine days is February (8.3 days).

Average UV index in December
Ailano, 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, February and December (UV index 2).

Average cloud cover in December
Ailano, Italy

  • Average cloud cover in December: 36

The month with the most cloud cover is January (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 14).

Average visibility in December
Ailano, Italy

  • Average visibility in December: 9km

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