The highest day temperature in October 2025 was 81°F. The lowest night temperature was 58°F. The average values for day and night temperatures during October were 70.6°F и 64.5°F respectivly.

The average sea surface temperature in October 2025 for Florianopolis was 71.2°F. The maximum and minimum values were 68.2°F and 73.2°F respectively.

Most of the days in October are gloomy but you can also expect sunny days.

Precipitation total in October for Florianopolis is 3.5 in.

The average wind speed in October is 8.0 mph. This value is relatively stable throughout the year.

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 Florianopolis in October is 5.5 hours.