The highest day temperature in March 2025 was 92°F. The lowest night temperature was 47°F. The average values for day and night temperatures during March were 78.5°F и 64.6°F respectivly.

The average sea surface temperature in March 2025 for Mustang Island was 66.6°F. The maximum and minimum values were 59.0°F and 72.4°F respectively.

You can expect various weather conditions during March. Be ready for sunny, cloudy or even gloomy days.

Precipitation total in March for Mustang Island is 0.3 in. It makes march one of the least rainy months of the year.

The average wind speed in March is 12.9 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 Mustang Island in March is 6.3 hours.