December
Weather in December
Sea temperature
In Gülyalı, Turkey, the average seawater temperature in December is 12.1°C (53.8°F).Note: With an efficient thermal swimsuit, one can navigate 12.1°C (53.8°F) even if it's colder than 10°C (50°F); otherwise, rapid cold shock and breathlessness might set in. Barely wading at 13°C (55.4°F) feels chilly.
Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year.On the first day of December in Gülyalı, sunrise is at 07:33 and sunset at 17:00. On the last day of the month, sunrise is at 07:52 and sunset at 17:09 +03.
Updated: Jul 17, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the sea water temperature in December in Gülyalı?
In Gülyalı, the average seawater temperature in December is 12.1°C (53.8°F). Swimming in 12.1°C (53.8°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 18min of daylight.
What is the average length of the day in December?
The average day length in December is 9h and 17min.
When are sunrise and sunset in December?
In December, on the first day of the month, sunrise is at 07:33 and sunset at 17:00. On the last day of the month, sunrise is at 07:52 and sunset at 17:09 +03.
Average sea temperature in December
Gülyalı, Turkey
- Average sea temperature in December: 12.1°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 (8.6°C).
Average daylight in December
Gülyalı, Turkey
- Average daylight in December: 9h and 2min
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).
