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
Weather in December
Temperature
The beginning of December brings a minor change in the average high-temperature, shifting from an enjoyable 16.8°C (62.2°F) in November to a cool 12.2°C (54°F). An average low-temperature of 5.7°C (42.3°F) is recorded during the nights in December.Humidity
In December, the average relative humidity is 77%.Rainfall
In Selianitika, during December, the rain falls for 14.5 days and regularly aggregates up to 70mm (2.76") of precipitation. Throughout the year, there are 145.4 rainfall days, and 585mm (23.03") of precipitation is accumulated.Snowfall
March through December are months without snowfall.Sea temperature
In December, the average sea temperature is 16.9°C (62.4°F).Note: Swimming is not a pleasurable activity for most people when the water temperature is 16.9°C (62.4°F). Breathing control gets harder as the water temperature drops from 21°C (69.8°F) to 15°C (59°F).
Daylight
The month with the shortest days in Selianitika is December, with an average of 9h and 36min of daylight.On the first day of December, sunrise is at 07:30 and sunset at 17:11. On the last day of the month, sunrise is at 07:48 and sunset at 17:21 EET.
Sunshine
In Selianitika, the average sunshine in December is 6.3h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: A maximum high daily UV index of 3 during December translates into the following directions:
Put precautions into practice - Guidance to elude sunburn is provided. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Frequently asked questions
What is the usual temperature for Selianitika in December?
What is the average humidity in December in Selianitika?
How many days does it rain in December in Selianitika?
When it does not snow in Selianitika?
Does it snow in Selianitika in December?
What is the sea water temperature in December in Selianitika?
What is the month with the shortest days in Selianitika?
How many hours of daylight does Selianitika have in December?
When is the sunrise / sunset in December in Selianitika?
How long on average sun shines in December in Selianitika?
When is the lowest UV index in Selianitika?
What is the UV index intensity in December in Selianitika?
Average temperature in December
Selianitika, Greece
- Average high temperature in December: 12.2°C
The warmest month (with the highest average high temperature) is August (30.9°C).
The month with the lowest average high temperature is January (10.3°C).
- Average low temperature in December: 5.7°C
The month with the highest average low temperature is August (20°C).
The coldest month (with the lowest average low temperature) is January (4°C).
Average pressure in December
Selianitika, Greece
- Average pressure in December: 1018.5mbar
The month with the highest atmospheric pressure is December (1018.5mbar).
The month with the lowest atmospheric pressure is July (1012mbar).
Average wind speed in December
Selianitika, Greece
- Average wind speed in December: 9.1km/h
The windiest month (with the highest average wind speed) is February (10.5km/h).
The calmest month (with the lowest average wind speed) is July (7.3km/h).
Average humidity in December
Selianitika, Greece
- Average humidity in December: 77%
The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is August (53%).
Average rainfall in December
Selianitika, Greece
- Average rainfall in December: 70mm
The wettest month (with the highest rainfall) is January (100mm).
The driest month (with the least rainfall) is August (11mm).
Average rainfall days in December
Selianitika, Greece
- Average rainfall days in December: 14.5 days
The month with the highest number of rainy days is March (15.8 days).
The month with the least rainy days is August (5.9 days).
Average snowfall in December
Selianitika, Greece
- Average snowfall in December: 0mm
The month with the highest snowfall is January (3mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in December
Selianitika, 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 April, May, June, July, August, September, October, November and December (0 days).
Average sea temperature in December
Selianitika, Greece
- Average sea temperature in December: 16.9°C
The best month for swimming (with the highest average sea temperature) is August (26.1°C).
The coldest month (with the lowest average sea temperature) is February (15.2°C).
Average daylight in December /
Average sunshine in December
Selianitika, 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: 6h and 2min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 42min).
Average sunshine days in December
Selianitika, Greece
- Average sunshine days in December: 14.4 days
The month with the most sunshine days is August (23.6 days).
The month with the least sunshine days is February (11.3 days).
Average UV index in December
Selianitika, Greece
- Average UV index in December: 3
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in December
Selianitika, Greece
- Average cloud cover in December: 33
The months with the most cloud cover are January and February (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 9).
Average visibility in December
Selianitika, Greece
- Average visibility in December: 9km
The months with the highest visibility are April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February, March and December (9km).
Selianitika, Greece
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