The highest day temperature in December 2019 was 92°F. The lowest night temperature was 80°F. The average values for day and night temperatures during December were 86.5°F и 82.2°F respectivly.

The average sea surface temperature in December 2019 for Batam was 87.0°F. The maximum and minimum values were 85.8°F and 89.4°F respectively.

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

Precipitation total in December for Batam is 13.5 in. It makes december the most rainy month of the year.

The average wind speed in December is 8.7 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 Batam in December is 6.1 hours.