The highest day temperature in December 2023 was 68°F. The lowest night temperature was 44°F. The average values for day and night temperatures during December were 60.2°F и 56.4°F respectivly.

The average sea surface temperature in December 2023 for Ayvalik was 66.7°F. The maximum and minimum values were 65.0°F and 68.6°F respectively.

Most of the days in December are gloomy but you can also expect sunny days.

Precipitation total in December for Ayvalik is 2.2 in. It makes december the most rainy month of the year.

The average wind speed in December is 11.0 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 Ayvalik in December is 4.8 hours.