The highest day temperature in November 2025 was 89°F. The lowest night temperature was 52°F. The average values for day and night temperatures during November were 82.6°F и 67.1°F respectivly.

The average sea surface temperature in November 2025 for Sanibel Island was 76.4°F. The maximum and minimum values were 71.4°F and 79.8°F respectively.

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

Precipitation total in November for Sanibel Island is 0.6 in.

The average wind speed in November is 10.4 mph. It makes November one of the most windy months of the year for Sanibel Island.

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 Sanibel Island in November is 7.2 hours.