The highest day temperature in December 2018 was 92°F. The lowest night temperature was 81°F. The average values for day and night temperatures during December were 89.6°F и 84.4°F respectivly.

The average sea surface temperature in December 2018 for Koh Chang was 88.8°F. The maximum and minimum values were 87.4°F and 90.2°F respectively.

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

Precipitation total in December for Koh Chang is 1.1 in. It makes december the least rainy month of the year.

The average wind speed in December is 8.2 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 Koh Chang in December is 9.1 hours.