The highest day temperature in January 2026 was 87°F. The lowest night temperature was 73°F. The average values for day and night temperatures during January were 82.2°F и 76.7°F respectivly.

The average sea surface temperature in January 2026 for Sosua was 84.8°F. The maximum and minimum values were 84.2°F and 85.2°F respectively.

You can expect various weather conditions during January. Be ready for sunny, cloudy or even gloomy days.

Precipitation total in January for Sosua is 23.7 in. It makes january the most rainy month of the year.

The average wind speed in January 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 Sosua in January is 6.3 hours.