The highest day temperature in January 2026 was 68°F. The lowest night temperature was 48°F. The average values for day and night temperatures during January were 59.4°F и 57.3°F respectivly.

The average sea surface temperature in January 2026 for Aya Napa was 67.9°F. The maximum and minimum values were 65.6°F and 70.4°F respectively.

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

Precipitation total in January for Aya Napa is 1.6 in. It makes january one of the most rainy months of the year.

The average wind speed in January is 11.6 mph. It makes January the most windy month of the year for Aya Napa.

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 Aya Napa in January is 6.9 hours.