Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average sea temperature in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
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.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Elefsina?
What is the average humidity in December in Elefsina?
What is the rainiest month in Elefsina?
How many days does it rain in December in Elefsina?
When does it snow the most in Elefsina?
When does it start to snow in Elefsina?
What is the sea water temperature in December in Elefsina?
What is the month with the shortest days in Elefsina?
How many hours of daylight does Elefsina have in December?
When is the sunrise / sunset in December in Elefsina?
How long on average sun shines in December in Elefsina?
When is the lowest UV index in Elefsina?
What is the UV index reading in December in Elefsina?
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 4min
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 5min
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).
