The highest day temperature in June 2026 was 93°F. The lowest night temperature was 82°F. The average values for day and night temperatures during June were 89.7°F и 84.8°F respectivly.

The average sea surface temperature in June 2026 for Mustang Island was 87.9°F. The maximum and minimum values were 85.2°F and 89.2°F respectively.

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

Precipitation total in June for Mustang Island is 0.8 in.

The average wind speed in June is 13.5 mph. It makes June one of the most windy months of the year for Mustang 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 Mustang Island in June is 8.7 hours.