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
In Vassilias, entering December brings a subtle temperature decrement, reducing from November's comfortable 17.1°C (62.8°F) to a mild 13.6°C (56.5°F). Vassilias maintains a near steady average temperature of 11.1°C (52°F) during the nights of December, demonstrating little drop from daytime highs.Humidity
In December, the average relative humidity is 69%.Rainfall
In Vassilias, in December, it is raining for 12.9 days, with typically 53mm (2.09") of accumulated precipitation. Throughout the year, there are 133.4 rainfall days, and 511mm (20.12") of precipitation is accumulated.Snowfall
February through December are months without snowfall in Vassilias.Sea temperature
In Vassilias, the average seawater temperature in December is 15°C (59°F).Note: Most people do not enjoy swimming in water of 15°C (59°F). Breathing control becomes harder as the temperature descends from 21°C (69.8°F) to 15°C (59°F).
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 07:26 and sunset at 17:03. On the last day of December, sunrise is at 07:45 and sunset at 17:13 EET.
Sunshine
In December, the average sunshine in Vassilias is 5.3h.UV index
The months with the lowest UV index in Vassilias are January, February and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The UV index of 3 during December leads to these advisories:
Take necessary precautions - Defending against sun damage is advocated. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Frequently asked questions
What are December temperatures in Vassilias?
What is the average humidity in December in Vassilias?
How many days does it rain in December in Vassilias?
When it does not snow in Vassilias?
Does it snow in Vassilias in December?
What is the sea temperature in December in Vassilias?
What is the month with the shortest days in Vassilias?
What is the average length of the day in December in Vassilias?
When is the sunrise / sunset in December in Vassilias?
How many hours of sunshine does Vassilias have in December?
What is the month with the lowest UV index in Vassilias?
How high is the UV index in December in Vassilias?
Average temperature in December
Vassilias, Greece
- Average high temperature in December: 13.6°C
The warmest month (with the highest average high temperature) is August (27°C).
The month with the lowest average high temperature is January (11.8°C).
- Average low temperature in December: 11.1°C
The month with the highest average low temperature is August (24.8°C).
The coldest month (with the lowest average low temperature) is January (9.3°C).
Average pressure in December
Vassilias, Greece
- Average pressure in December: 1018.7mbar
The month with the highest atmospheric pressure is December (1018.7mbar).
The month with the lowest atmospheric pressure is July (1011.8mbar).
Average wind speed in December
Vassilias, Greece
- Average wind speed in December: 20.1km/h
The windiest month (with the highest average wind speed) is February (20.7km/h).
The calmest months (with the lowest average wind speed) are June and July (13.1km/h).
Average humidity in December
Vassilias, Greece
- Average humidity in December: 69%
The months with the highest relative humidity are January, February and November (71%).
The months with the lowest relative humidity are July, August and September (66%).
Average rainfall in December
Vassilias, Greece
- Average rainfall in December: 53mm
The wettest month (with the highest rainfall) is February (62mm).
The driest month (with the least rainfall) is August (17mm).
Average rainfall days in December
Vassilias, Greece
- Average rainfall days in December: 12.9 days
The month with the highest number of rainy days is January (14.3 days).
The month with the least rainy days is July (6.6 days).
Average snowfall in December
Vassilias, Greece
- Average snowfall in December: 0mm
The month with the highest snowfall is January (2mm).
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
Vassilias, 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 February, March, April, May, June, July, August, September, October, November and December (0 days).
Average sea temperature in December
Vassilias, Greece
- Average sea temperature in December: 15°C
The best months for swimming (with the highest average sea temperature) are July and August (24°C).
The coldest months (with the lowest average sea temperature) are January, February and March (14°C).
Average daylight in December /
Average sunshine in December
Vassilias, Greece
- Average daylight in December: 9h and 3min
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: 5h and 2min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in December
Vassilias, Greece
- Average sunshine days in December: 15.9 days
The month with the most sunshine days is July (22.5 days).
The month with the least sunshine days is February (13.5 days).
Average UV index in December
Vassilias, 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
Vassilias, Greece
- Average cloud cover in December: 42
The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in December
Vassilias, 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).
Vassilias, Greece
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