The highest day temperature in October 2026 was 92°F. The lowest night temperature was 67°F. The average values for day and night temperatures during October were 82.3°F и 82.0°F respectivly.

The average sea surface temperature in October 2026 for Mustang Island was 85.9°F. The maximum and minimum values were 79.8°F and 90.8°F respectively.

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

Precipitation total in October for Mustang Island is 0.6 in.

The average wind speed in October is 12.0 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 Mustang Island in October is 7.7 hours.