December weather forecastArla, Greece

December

Weather in December

The first month of the winter, December, is still a mild month in Arla, Greece, with temperature in the range of an average low of 8.4°C (47.1°F) and an average high of 14.3°C (57.7°F).

Temperature

The commencement of December includes a gentle temperature shift, with the average high-temperature dropping a bit from a comfortable 18.8°C (65.8°F) in November to a moderate 14.3°C (57.7°F). Arla, in December, experiences an average temperature of 8.4°C (47.1°F) at night.

Humidity

The average relative humidity in December is 74%.

Rainfall

In Arla, during December, the rain falls for 14.6 days and regularly aggregates up to 76mm (2.99") of precipitation. Throughout the year, there are 124.8 rainfall days, and 569mm (22.4") of precipitation is accumulated.

Snowfall

February through December are months without snowfall.

Daylight

The month with the shortest days is December, with an average of 9h and 36min of daylight.
On the first day of December, sunrise is at 07:31 and sunset at 17:14. On the last day of the month, sunrise is at 07:49 and sunset at 17:23 EET.

Sunshine

In Arla, the average sunshine in December is 6.3h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 3 in December interprets into the following recommendations:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.

Frequently asked questions

An average high-temperature, in December, in Arla, is 14.3°C (57.7°F) and the average low-temperature is 8.4°C (47.1°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is evaluated at 30°C (86°F).

The average relative humidity in December is 74%.

In Arla, in December, it is raining for 14.6 days, with typically 76mm (2.99") of accumulated precipitation.

In Arla, snow does not fall in February through December.

In Arla, in December, it doesn't snow. In January, it regularly snows.

With an average of 9h and 36min of daylight, December has the shortest days of the year.

In Arla, the average day length in December is 9h and 35min.

In December, on the first day of the month, sunrise is at 07:31 and sunset at 17:14. On the last day of the month, sunrise is at 07:49 and sunset at 17:23 EET.

The average sunshine duration in December is 6.3h.

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

In December, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Arla, Greece

  • Average high temperature in December: 14.3°C

The warmest month (with the highest average high temperature) is August (32.3°C).
The month with the lowest average high temperature is January (12.4°C).

  • Average low temperature in December: 8.4°C

The month with the highest average low temperature is August (22°C).
The coldest month (with the lowest average low temperature) is January (6.9°C).

Average pressure in December
Arla, Greece

  • 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 (1011.9mbar).

Average wind speed in December
Arla, Greece

  • Average wind speed in December: 10.5km/h

The windiest month (with the highest average wind speed) is February (12km/h).
The calmest months (with the lowest average wind speed) are June and September (8.6km/h).

Average humidity in December
Arla, Greece

  • Average humidity in December: 74%

The month with the highest relative humidity is January (75%).
The month with the lowest relative humidity is August (54%).

Average rainfall in December
Arla, Greece

  • Average rainfall in December: 76mm

The wettest month (with the highest rainfall) is January (106mm).
The driest month (with the least rainfall) is August (2mm).

Average rainfall days in December
Arla, Greece

  • Average rainfall days in December: 14.6 days

The month with the highest number of rainy days is January (16.3 days).
The month with the least rainy days is August (2.1 days).

Average snowfall in December
Arla, Greece

  • Average snowfall in December: 0mm

The month with the highest snowfall is January (1mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in December
Arla, Greece

  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in December /
Average sunshine in December
Arla, Greece

  • Average daylight in December: 9h and 36min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in December: 6h and 18min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).

Average sunshine days in December
Arla, Greece

  • Average sunshine days in December: 15.1 days

The month with the most sunshine days is August (27.6 days).
The month with the least sunshine days is February (12.3 days).

Average UV index in December
Arla, Greece

  • Average UV index in December: 3

The months with the highest UV index are 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
Arla, Greece

  • Average cloud cover in December: 32

The month with the most cloud cover is January (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 7).

Average visibility in December
Arla, Greece

  • Average visibility in December: 10km

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