December weather forecastKommeno, Greece

December

Weather in December

December, the first month of the winter in Kommeno, is still a cool month, with an average temperature varying between 10.5°C (50.9°F) and 4.2°C (39.6°F).

Temperature

As December arrives, Kommeno's weather displays a minor decrease in high-temperatures, transitioning from November's refreshing 15.4°C (59.7°F) to a fresh 10.5°C (50.9°F). During December, the nighttime temperature averages to a cold 4.2°C (39.6°F).

Humidity

The average relative humidity in December is 76%.

Rainfall

In Kommeno, in December, during 12.2 rainfall days, 76mm (2.99") of precipitation is typically accumulated. Throughout the year, in Kommeno, there are 148 rainfall days, and 663mm (26.1") of precipitation is accumulated.

Snowfall

Months with snowfall in Kommeno are January through March, November and December. In Kommeno, in December, during 1.1 snowfall days, 20mm (0.79") of snow is typically accumulated. In Kommeno, during the entire year, snow falls for 6.4 days and aggregates up to 127mm (5") of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 07:36 and sunset at 17:13. On the last day of December, in Kommeno, sunrise is at 07:54 and sunset at 17:23 EET.

Sunshine

In December, the average sunshine is 6.2h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 2 during December translates into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.

Frequently asked questions

In December, the average high-temperature and low-temperature in Kommeno are 10.5°C (50.9°F) and 4.2°C (39.6°F) respectively. In August, 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, is evaluated at 33°C (91.4°F).

The average relative humidity in December is 76%.

In Kommeno, in December, during 12.2 rainfall days, 76mm (2.99") of precipitation is typically accumulated.

In December, in Kommeno, it is snowing for 1.1 days. Throughout December, 20mm (0.79") of snow is accumulated.

December has the shortest days of the year in Kommeno, with an average of 9h and 30min of daylight.

The average day length in December in Kommeno, Greece, is 9h and 29min.

On the first day of December in Kommeno, sunrise is at 07:36 and sunset at 17:13. On the last day of the month, sunrise is at 07:54 and sunset at 17:23 EET.

The average sunshine duration in December in Kommeno, Greece, is 6.2h.

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

In Kommeno, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health risk from 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
Kommeno, Greece

  • Average high temperature in December: 10.5°C

The warmest month (with the highest average high temperature) is August (30.5°C).
The month with the lowest average high temperature is January (8.7°C).

  • Average low temperature in December: 4.2°C

The month with the highest average low temperature is August (19.1°C).
The coldest month (with the lowest average low temperature) is January (2.3°C).

Average pressure in December
Kommeno, Greece

  • 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 (1012.3mbar).

Average wind speed in December
Kommeno, Greece

  • Average wind speed in December: 7.8km/h

The windiest month (with the highest average wind speed) is February (9km/h).
The calmest month (with the lowest average wind speed) is July (6.4km/h).

Average humidity in December
Kommeno, Greece

  • Average humidity in December: 76%

The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is August (54%).

Average rainfall in December
Kommeno, Greece

  • Average rainfall in December: 76mm

The wettest month (with the highest rainfall) is November (101mm).
The driest month (with the least rainfall) is August (17mm).

Average rainfall days in December
Kommeno, Greece

  • Average rainfall days in December: 12.2 days

The month with the highest number of rainy days is May (16.4 days).
The month with the least rainy days is August (8 days).

Average snowfall in December
Kommeno, Greece

  • Average snowfall in December: 20mm

The month with the highest snowfall is January (50mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Kommeno, Greece

  • Average snowfall days in December: 1.1 days

The month with the highest number of snowfall days is January (2.3 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
Kommeno, Greece

  • Average daylight in December: 9h and 30min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 6h and 12min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).

Average sunshine days in December
Kommeno, Greece

  • Average sunshine days in December: 16.9 days

The month with the most sunshine days is August (20.3 days).
The month with the least sunshine days is June (10.8 days).

Average UV index in December
Kommeno, Greece

  • Average UV index in December: 2

The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in December
Kommeno, Greece

  • Average cloud cover in December: 33

The month with the most cloud cover is January (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 11).

Average visibility in December
Kommeno, Greece

  • Average visibility in December: 9km

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