December weather forecastNiscemi, Italy

December

Weather in December

December, the first month of the winter in Niscemi, is still a mild month, with an average temperature varying between 6.7°C (44.1°F) and 14.3°C (57.7°F).

Temperature

The onset of December entails a subtle temperature shift, as the average high-temperature eases from a comfortable 18.1°C (64.6°F) in November to a moderate 14.3°C (57.7°F). Niscemi registers a consistent average low-temperature of 6.7°C (44.1°F) during December.

Humidity

In December, the average relative humidity is 79%.

Rainfall

In Niscemi, Italy, in December, during 7.8 rainfall days, 15mm (0.59") of precipitation is typically accumulated. Throughout the year, there are 102.9 rainfall days, and 324mm (12.76") of precipitation is accumulated.

Snowfall

Months with snowfall are January, February and December. December is the first month it typically snows. Throughout December, in the average 0.3 snowfall days, it receives 3mm (0.12") of snow. In Niscemi, during the entire year, snow falls for 1.2 days and aggregates up to 9mm (0.35") of snow.

Daylight

With an average of 9h and 42min of daylight, December has the shortest days of the year in Niscemi.
On the first day of the month, sunrise is at 06:57 and sunset at 16:45. On the last day of December, in Niscemi, sunrise is at 07:15 and sunset at 16:55 CET.

Sunshine

In December, the average sunshine is 6.8h.

UV index

The months with the lowest UV index in Niscemi are January, February and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The daily high UV index of 3 in December translates into this advice:
Be vigilant - Preventing sunburn is recommended. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

During December, Niscemi experiences an average high-temperature of 14.3°C (57.7°F) and a low-temperature of 6.7°C (44.1°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in September is computed to be 29°C (84.2°F).

The average relative humidity in December in Niscemi, Italy, is 79%.

In Niscemi, Italy, in December, it is raining for 7.8 days, with typically 15mm (0.59") of accumulated precipitation.

December is the first month it typically snows in Niscemi. Throughout December, in the average 0.3 snowfall days, it receives 3mm (0.12") of snow.

December has the shortest days of the year in Niscemi, Italy, with an average of 9h and 42min of daylight.

In Niscemi, the average day length in December is 9h and 40min.

In December, on the first day of the month, sunrise is at 06:57 and sunset at 16:45. On the last day of the month, in Niscemi, Italy, sunrise is at 07:15 and sunset at 16:55 CET.

The average sunshine duration in December is 6.8h.

January, February and December, with an average maximum UV index of 3, are months with the lowest UV index in Niscemi, Italy.

The average daily maximum UV index in December in Niscemi is 3. A UV Index estimate of 3 to 5 represents a moderate 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Niscemi, Italy

  • Average high temperature in December: 14.3°C

The warmest month (with the highest average high temperature) is August (33.2°C).
The month with the lowest average high temperature is January (12.8°C).

  • Average low temperature in December: 6.7°C

The month with the highest average low temperature is August (21.8°C).
The coldest month (with the lowest average low temperature) is February (4.8°C).

Average pressure in December
Niscemi, Italy

  • Average pressure in December: 1019.1mbar

The month with the highest atmospheric pressure is December (1019.1mbar).
The month with the lowest atmospheric pressure is July (1014.1mbar).

Average wind speed in December
Niscemi, Italy

  • Average wind speed in December: 11.1km/h

The windiest month (with the highest average wind speed) is February (12.5km/h).
The calmest month (with the lowest average wind speed) is August (7.3km/h).

Average humidity in December
Niscemi, Italy

  • Average humidity in December: 79%

The months with the highest relative humidity are January and November (80%).
The month with the lowest relative humidity is July (48%).

Average rainfall in December
Niscemi, Italy

  • Average rainfall in December: 15mm

The wettest month (with the highest rainfall) is November (61mm).
The driest month (with the least rainfall) is July (6mm).

Average rainfall days in December
Niscemi, Italy

  • Average rainfall days in December: 7.8 days

The month with the highest number of rainy days is March (12.8 days).
The month with the least rainy days is July (3.2 days).

Average snowfall in December
Niscemi, Italy

  • Average snowfall in December: 3mm

The month with the highest snowfall is January (4mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).

Average snowfall days in December
Niscemi, Italy

  • Average snowfall days in December: 0.3 days

The month with the highest number of snowfall days is January (0.6 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

Average daylight in December /
Average sunshine in December
Niscemi, Italy

  • Average daylight in December: 9h and 42min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in December: 6h and 48min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 6h and 12min).

Average sunshine days in December
Niscemi, Italy

  • Average sunshine days in December: 21.5 days

The month with the most sunshine days is July (27.2 days).
The month with the least sunshine days is February (15.5 days).

Average UV index in December
Niscemi, Italy

  • Average UV index in December: 3

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).

Average cloud cover in December
Niscemi, Italy

  • Average cloud cover in December: 25

The month with the most cloud cover is January (Cloud cover 31).
The month with the least cloud cover is July (Cloud cover 7).

Average visibility in December
Niscemi, Italy

  • Average visibility in December: 10km

The months with the highest visibility are February, May, June, July, August, September, October and December (10km).
The months with the lowest visibility are January, March, April and November (9km).