December
Weather in December
Sea temperature
In Kyllini, Greece, the average seawater temperature in December is 17.8°C (64°F).Note: For most individuals, swimming in 17.8°C (64°F) is not a pleasurable activity. Breathing becomes progressively more difficult as water temperature declines below 21°C (69.8°F).
Daylight
The month with the shortest days is December, with an average of 9h and 36min of daylight.On the first day of December, sunrise is at 07:32 and sunset at 17:16. On the last day of the month, sunrise is at 07:51 and sunset at 17:26 EET.
Updated: Jul 24, 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 Kyllini, in December, the average water temperature is 17.8°C (64°F). For most, swimming in 17.8°C (64°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).
What is the month with the shortest days in Kyllini?
December has the shortest days of the year, with an average of 9h and 36min of daylight.
What is the average length of the day in December?
The average day length in December is 9h and 35min.
What time are sunrise and sunset in December?
In December, on the first day of the month, sunrise is at 07:32 and sunset at 17:16. On the last day of the month, sunrise is at 07:51 and sunset at 17:26 EET.
Average sea temperature in December
Kyllini, Greece
- Average sea temperature in December: 17.8°C
The best month for swimming (with the highest average sea temperature) is August (26.3°C).
The coldest months (with the lowest average sea temperature) are February and March (15.7°C).
Average daylight in December
Kyllini, 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).
