December weather forecastKoumanis, Greece

December

Weather in December

The first month of the winter, December, is still a refreshing month in Koumanis, Greece, with an average temperature ranging between min 8°C (46.4°F) and max 14.1°C (57.4°F).

Temperature

December brings a minor shift in the average high-temperature, adjusting from an enjoyable 18.7°C (65.7°F) in November to a mild 14.1°C (57.4°F). December witnesses an average nighttime temperature of 8°C (46.4°F).

Humidity

In December, the average relative humidity in Koumanis is 75%.

Rainfall

In Koumanis, Greece, in December, it is raining for 12.2 days, with typically 45mm (1.77") of accumulated precipitation. In Koumanis, during the entire year, the rain falls for 104.3 days and collects up to 310mm (12.2") of precipitation.

Snowfall

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

Daylight

December has the shortest days of the year in Koumanis, with an average of 9h and 36min of daylight.
On the first day of December, sunrise is at 07:29 and sunset at 17:14. On the last day of the month, sunrise is at 07:48 and sunset at 17:24 EET.

Sunshine

In Koumanis, the average sunshine in December is 6.4h.

UV index

The months with the lowest UV index in Koumanis are January, February and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: In December, the maximum UV index of 3 transforms into these recommendations:
Act with care - The need to guard against sun damage is communicated. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.

Frequently asked questions

In Koumanis, in December, the average high-temperature is 14.1°C (57.4°F), and the average low-temperature is 8°C (46.4°F). In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is evaluated at 29°C (84.2°F).

In December, the average relative humidity in Koumanis, Greece, is 75%.

In Koumanis, Greece, during December, the rain falls for 12.2 days and regularly aggregates up to 45mm (1.77") of precipitation.

February through December are months without snowfall.

In Koumanis, 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 Koumanis.

In December, the average day length in Koumanis, Greece, is 9h and 36min.

On the first day of December, sunrise is at 07:29 and sunset at 17:14. On the last day of the month, sunrise is at 07:48 and sunset at 17:24 EET.

In December, the average sunshine duration is 6.4h.

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

In December, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Koumanis, Greece

  • Average high temperature in December: 14.1°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 (12.3°C).

  • Average low temperature in December: 8°C

The month with the highest average low temperature is August (21.6°C).
The coldest month (with the lowest average low temperature) is January (6.3°C).

Average pressure in December
Koumanis, 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 (1011.8mbar).

Average wind speed in December
Koumanis, Greece

  • Average wind speed in December: 9.9km/h

The windiest month (with the highest average wind speed) is February (11.4km/h).
The calmest month (with the lowest average wind speed) is August (8.5km/h).

Average humidity in December
Koumanis, Greece

  • Average humidity in December: 75%

The months with the highest relative humidity are January and February (76%).
The month with the lowest relative humidity is August (54%).

Average rainfall in December
Koumanis, Greece

  • Average rainfall in December: 45mm

The wettest month (with the highest rainfall) is January (60mm).
The driest month (with the least rainfall) is August (3mm).

Average rainfall days in December
Koumanis, Greece

  • Average rainfall days in December: 12.2 days

The month with the highest number of rainy days is January (13.9 days).
The month with the least rainy days is August (2.1 days).

Average snowfall in December
Koumanis, Greece

  • Average snowfall in December: 0mm

The month with the highest snowfall is January (5mm).
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
Koumanis, Greece

  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

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

  • Average daylight in December: 9h and 36min

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 36min).

  • Average sunshine in December: 6h and 24min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 0min).

Average sunshine days in December
Koumanis, Greece

  • Average sunshine days in December: 16.7 days

The month with the most sunshine days is August (26.9 days).
The month with the least sunshine days is January (14.7 days).

Average UV index in December
Koumanis, 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
Koumanis, Greece

  • Average cloud cover in December: 30

The month with the most cloud cover is January (Cloud cover 37).
The month with the least cloud cover is August (Cloud cover 7).

Average visibility in December
Koumanis, 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).