December weather forecastElefsina, Greece

December

Weather in December

December, the first month of the winter in Elefsina, is still a refreshing month, with an average temperature ranging between max 13.9°C (57°F) and min 9.2°C (48.6°F).

Temperature

December's arrival signals a moderate reduction in the average high-temperature, easing from a comfortable 18°C (64.4°F) in November to a moderate 13.9°C (57°F). Elefsina's nighttime temperature in December experiences a slight dip from daytime highs, falling to an average of 9.2°C (48.6°F).

Humidity

The average relative humidity in December in Elefsina is 72%.

Rainfall

The month with the most rainfall in Elefsina is December, when the rain falls for 9.2 days and typically aggregates up to 39mm (1.54") of precipitation.

Snowfall

January through March and December are months with snowfall. The months with the most snowfall in Elefsina are January, February and December, with an average 4mm (0.16") of accumulated snow.

Sea temperature

In December, the average sea temperature is 16.4°C (61.5°F).
Note: For most individuals, swimming in 16.4°C (61.5°F) is not a pleasurable activity. Breathing becomes progressively more difficult as water temperature declines below 21°C (69.8°F).

Daylight

The month with the shortest days in Elefsina, Greece, is December, with an average of 9h and 36min of daylight.
On the first day of December in Elefsina, Greece, sunrise is at 07:23 and sunset at 17:06. On the last day of the month, sunrise is at 07:41 and sunset at 17:16 EET.

Sunshine

In Elefsina, Greece, the average sunshine in December is 5.9h.

UV index

With an average maximum UV index of 2, December is the month with the lowest UV index. 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: An average UV index of 2 in December transforms into this advice:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.

Updated: Jan 24, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Elefsina, 13.9°C (57°F) is the average high-temperature and 9.2°C (48.6°F) is the average low-temperature during December. The average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, in September is evaluated at 28°C (82.4°F).

The average relative humidity in December in Elefsina is 72%.

The month with the most rainfall in Elefsina is December, when the rain falls for 9.2 days and typically aggregates up to 39mm (1.54") of precipitation.

In Elefsina, Greece, in December, it is raining for 9.2 days, with typically 39mm (1.54") of accumulated precipitation.

The months with the most snowfall are January, February and December, with an average 4mm (0.16") of accumulated snow.

December is the first month it typically snows in Elefsina, Greece. Throughout December, in the average 0.1 snowfall days, it receives 4mm (0.16") of snow.

In Elefsina, the average seawater temperature in December is 16.4°C (61.5°F). For most, swimming in 16.4°C (61.5°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

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

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

In December, on the first day of the month, sunrise is at 07:23 and sunset at 17:06. On the last day of the month, in Elefsina, Greece, sunrise is at 07:41 and sunset at 17:16 EET.

In Elefsina, the average sunshine duration in December is 5.9h.

December is the month with the lowest UV index, with an average maximum UV index of 2.

In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

18°C

13.9°C

11.9°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

14.1km/h

15.1km/h

16km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

0.1

0.9

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

19.5

19.7

18.4

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Elefsina, Greece

Average high temperature in December: 13.9°C

The warmest month (with the highest average high temperature) is July (31.1°C).
The month with the lowest average high temperature is January (11.9°C).

Average low temperature in December: 9.2°C

The month with the highest average low temperature is August (24.1°C).
The coldest month (with the lowest average low temperature) is January (7.2°C).

Average pressure in December
Elefsina, Greece

Average pressure in December: 1018.2mbar

The month with the highest atmospheric pressure is December (1018.2mbar).
The month with the lowest atmospheric pressure is July (1011.1mbar).

Average wind speed in December
Elefsina, Greece

Average wind speed in December: 13.9km/h

The windiest month (with the highest average wind speed) is August (15.7km/h).
The calmest month (with the lowest average wind speed) is May (11.4km/h).

Average humidity in December
Elefsina, Greece

Average humidity in December: 72%

The month with the highest relative humidity is January (73%).
The months with the lowest relative humidity are July and August (50%).

Average rainfall in December
Elefsina, Greece

Average rainfall in December: 39mm

The wettest month (with the highest rainfall) is December (39mm).
The driest month (with the least rainfall) is August (4mm).

Average rainfall days in December
Elefsina, Greece

Average rainfall days in December: 9.2 days

The month with the highest number of rainy days is March (9.9 days).
The month with the least rainy days is August (2 days).

Average snowfall in December
Elefsina, Greece

Average snowfall in December: 4mm

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

Average snowfall days in December
Elefsina, Greece

Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is January (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average sea temperature in December
Elefsina, Greece

Average sea temperature in December: 16.4°C

The best month for swimming (with the highest average sea temperature) is August (26.3°C).
The coldest month (with the lowest average sea temperature) is February (14.9°C).

Average daylight in December /
Average sunshine in December
Elefsina, 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: 5h and 54min

The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 42min).

Average sunshine days in December
Elefsina, Greece

Average sunshine days in December: 19.7 days

The month with the most sunshine days is August (27.5 days).
The month with the least sunshine days is February (16.3 days).

Average UV index in December
Elefsina, Greece

Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in December
Elefsina, Greece

Average cloud cover in December: 35

The month with the most cloud cover is January (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 7).

Average visibility in December
Elefsina, 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).