The highest day temperature in October 2023 was 87°F. The lowest night temperature was 51°F. The average values for day and night temperatures during October were 80.8°F и 66.6°F respectivly.

The average sea surface temperature in October 2023 for St. Simons Island was 75.3°F. The maximum and minimum values were 70.0°F and 80.2°F respectively.

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

Precipitation total in October for St. Simons Island is 0.5 in. It makes october the least rainy month of the year.

The average wind speed in October is 5.1 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 St. Simons Island in October is 7.1 hours.