The highest day temperature in January 2025 was 87°F. The lowest night temperature was 78°F. The average values for day and night temperatures during January were 85.6°F и 78.8°F respectivly.

The average sea surface temperature in January 2025 for San Juan del Sur was 82.1°F. The maximum and minimum values were 78.0°F and 85.4°F respectively.

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

Precipitation total in January for San Juan del Sur is 0.1 in. It makes january one of the least rainy months of the year.

The average wind speed in January is 18.6 mph. It makes January one of the most windy months of the year for San Juan del Sur.

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 San Juan del Sur in January is 6.4 hours.