The highest day temperature in December 2023 was 78°F. The lowest night temperature was 62°F. The average values for day and night temperatures during December were 72.4°F и 68.1°F respectivly.

The average sea surface temperature in December 2023 for Arenas del Mar was 74.3°F. The maximum and minimum values were 72.6°F and 76.2°F respectively.

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

Precipitation total in December for Arenas del Mar is 0.3 in. This value is relatively stable throughout the year.

The average wind speed in December is 7.4 mph. It makes December one of the most windless months of the year for Arenas del Mar.

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 Arenas del Mar in December is 7.6 hours.