The highest day temperature in February 2026 was 80°F. The lowest night temperature was 63°F. The average values for day and night temperatures during February were 75.9°F и 73.5°F respectivly.

The average sea surface temperature in February 2026 for Cayo Guillermo was 79.6°F. The maximum and minimum values were 75.6°F and 82.0°F respectively.

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

Precipitation total in February for Cayo Guillermo is 0.8 in. It makes february the least rainy month of the year.

The average wind speed in February is 13.9 mph. It makes February one of the most windy months of the year for Cayo Guillermo.

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 February is 6.9 hours.