The highest day temperature in December 2024 was 77°F. The lowest night temperature was 64°F. The average values for day and night temperatures during December were 70.7°F и 68.9°F respectivly.

The average sea surface temperature in December 2024 for Arenas del Mar was 73.4°F. The maximum and minimum values were 71.4°F and 74.8°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 8.5 mph. This value is relatively stable throughout the year.

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 7.7 hours.