The highest day temperature in January 2024 was 85°F. The lowest night temperature was 70°F. The average values for day and night temperatures during January were 79.5°F и 78.2°F respectivly.

The average sea surface temperature in January 2024 for Cayo Guillermo was 82.1°F. The maximum and minimum values were 78.8°F and 84.6°F respectively.

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

Precipitation total in January for Cayo Guillermo is 1.4 in.

The average wind speed in January is 12.9 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 Cayo Guillermo in January is 6.0 hours.