The highest day temperature in August 2025 was 87°F. The lowest night temperature was 75°F. The average values for day and night temperatures during August were 81.1°F и 80.2°F respectivly.

The average sea surface temperature in August 2025 for Outer Banks was 83.4°F. The maximum and minimum values were 80.6°F and 89.2°F respectively.

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

Precipitation total in August for Outer Banks is 1.9 in. It makes august the most rainy month of the year.

The average wind speed in August is 10.8 mph. It makes August the most windless month of the year for Outer Banks.

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 Outer Banks in August is 7.5 hours.