Weather in December
Temperature
Sisi's December weather features a light decline in high-temperatures, reducing from a refreshing 17°C (62.6°F) in November to a mild 14°C (57.2°F). Throughout the month of December, Sisi reports a steady low-temperature average of 8°C (46.4°F).Rainfall
In Sisi, in December, during 13 rainfall days, 153mm (6.02") of precipitation is typically accumulated. In Sisi, during the entire year, the rain falls for 75 days and collects up to 847mm (33.35") of precipitation.Sea temperature
In December, the average sea temperature is 18°C (64.4°F).Note: Most people find swimming in 18°C (64.4°F) unenjoyable. As the water temperature falls from 21°C (69.8°F) to 15°C (59°F), controlling one's breathing becomes harder.
Daylight
With an average of 9h and 48min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 07:08 and sunset at 17:05. On the last day of December, in Sisi, sunrise is at 07:26 and sunset at 17:15 EET.
Sunshine
The months with the least sunshine are January and December, with an average of 4h of sunshine.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index in Sisi, Greece. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum daily UV index of 2 during December morphs into the following directions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Frequently asked questions
What are December temperatures in Sisi?
How much does it rain in Sisi in December?
How cold is the water in December in Sisi?
What is the month with the shortest days in Sisi?
How many hours of daylight does Sisi have in December?
When is the sunrise / sunset in December in Sisi?
What are the months with the least sunshine in Sisi?
How many hours of sunshine does Sisi have in December?
What is the month with the lowest UV index in Sisi?
What is the UV index reading in December in Sisi?
Average temperature in December
Sisi, Greece
- Average high temperature in December: 14°C
The warmest months (with the highest average high temperature) are July and August (26°C).
The months with the lowest average high temperature are January and February (12°C).
- Average low temperature in December: 8°C
The months with the highest average low temperature are July and August (19°C).
The coldest months (with the lowest average low temperature) are January and February (6°C).
Average rainfall in December
Sisi, Greece
- Average rainfall in December: 153mm
The wettest month (with the highest rainfall) is January (175mm).
The driest month (with the least rainfall) is August (3mm).
Average rainfall days in December
Sisi, Greece
- Average rainfall days in December: 13 days
The month with the highest number of rainy days is December (13 days).
The months with the least rainy days are July and August (1 days).
Average sea temperature in December
Sisi, Greece
- Average sea temperature in December: 18°C
The best month for swimming (with the highest average sea temperature) is August (25°C).
The coldest months (with the lowest average sea temperature) are February and March (15°C).
Average daylight in December /
Average sunshine in December
Sisi, Greece
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in December: 4h
The months with the most sunshine are June, July and August (Average sunshine: 12h).
The months with the least sunshine are January and December (Average sunshine: 4h).
Average UV index in December
Sisi, Greece
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 10).
The months with the lowest UV index are January and December (UV index 2).
Sisi, Greece
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