The highest day temperature in January 2026 was 69°F. The lowest night temperature was 40°F. The average values for day and night temperatures during January were 58.6°F и 51.7°F respectivly.

The average sea surface temperature in January 2026 for Arenals del Sol was 59.8°F. The maximum and minimum values were 58.6°F and 61.4°F respectively.

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

Precipitation total in January for Arenals del Sol is 0.4 in.

The average wind speed in January is 8.6 mph. It makes January one of the most windy months of the year for Arenals del Sol.

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 Arenals del Sol in January is 7.0 hours.