December weather forecastSostis, Greece
December
Weather in December
December, the first month of the winter in Sostis, is still a chilly month, with an average temperature ranging between max 9.6°C (49.3°F) and min 3.8°C (38.8°F).Temperature
December's arrival correlates with a reduction in the average high-temperature, down from a mild 14.9°C (58.8°F) in November to a frosty 9.6°C (49.3°F). In the month of December, Sostis witnesses a consistent average low-temperature of 3.8°C (38.8°F).Humidity
The average relative humidity in December in Sostis, Greece, is 75%.Rainfall
In Sostis, in December, during 11.8 rainfall days, 48mm (1.89") of precipitation is typically accumulated. Throughout the year, in Sostis, there are 125.2 rainfall days, and 480mm (18.9") of precipitation is accumulated.Snowfall
January through March and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 0.9 snowfall days, it receives 5mm (0.2") of snow. Throughout the year, there are 5.3 snowfall days, and 41mm (1.61") of snow is accumulated.Daylight
The month with the shortest days in Sostis, Greece, is December, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 07:25 and sunset at 16:51. On the last day of December, sunrise is at 07:44 and sunset at 17:00 EET.
Sunshine
The average sunshine in December is 5.8h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the average person.Note: In December, the maximum UV index of 2 suggests these recommendations:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. The solar radiation around mid-day is intense; avoid the Sun and stay safe. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Sostis, Greece
- Average high temperature in December: 9.6°C
The warmest month (with the highest average high temperature) is August (31.7°C).
The month with the lowest average high temperature is January (7.7°C).
- Average low temperature in December: 3.8°C
The month with the highest average low temperature is August (19.8°C).
The coldest month (with the lowest average low temperature) is January (1.7°C).
Average pressure in December
Sostis, Greece
- Average pressure in December: 1019.6mbar
The month with the highest atmospheric pressure is December (1019.6mbar).
The month with the lowest atmospheric pressure is July (1012.1mbar).
Average wind speed in December
Sostis, Greece
- Average wind speed in December: 11.7km/h
The windiest month (with the highest average wind speed) is February (12.6km/h).
The calmest month (with the lowest average wind speed) is June (9.7km/h).
Average humidity in December
Sostis, Greece
- Average humidity in December: 75%
The months with the highest relative humidity are January and February (78%).
The month with the lowest relative humidity is August (49%).
Average rainfall in December
Sostis, Greece
- Average rainfall in December: 48mm
The wettest month (with the highest rainfall) is January (77mm).
The driest month (with the least rainfall) is August (8mm).
Average rainfall days in December
Sostis, Greece
- Average rainfall days in December: 11.8 days
The month with the highest number of rainy days is March (14.7 days).
The month with the least rainy days is August (3.9 days).
Average snowfall in December
Sostis, Greece
- Average snowfall in December: 5mm
The months with the highest snowfall are January, February and March (12mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Sostis, Greece
- Average snowfall days in December: 0.9 days
The month with the highest number of snowfall days is January (2.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Sostis, Greece
- Average daylight in December: 9h and 18min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 5h and 48min
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
Sostis, Greece
- Average sunshine days in December: 17.3 days
The month with the most sunshine days is August (25.3 days).
The month with the least sunshine days is March (13.5 days).
Average UV index in December
Sostis, Greece
- Average UV index in December: 2
The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Sostis, Greece
- Average cloud cover in December: 37
The month with the most cloud cover is February (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 12).
Average visibility in December
Sostis, Greece
- Average visibility in December: 10km
The months with the highest visibility are April, May, June, July, August, September, October and December (10km).
The months with the lowest visibility are January, February, March and November (9km).





