The highest day temperature in December 2025 was 65°F. The lowest night temperature was 35°F. The average values for day and night temperatures during December were 55.6°F и 47.4°F respectivly.

The average sea surface temperature in December 2025 for Bozcaada was 65.7°F. The maximum and minimum values were 64.2°F and 67.8°F respectively.

You can expect various weather conditions during December. Be ready for sunny, cloudy or even gloomy days.

Precipitation total in December for Bozcaada is 1.3 in. It makes december the most rainy month of the year.

The average wind speed in December is 12.1 mph.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Bozcaada in December is 4.7 hours.