The highest day temperature in July 2025 was 88°F. The lowest night temperature was 81°F. The average values for day and night temperatures during July were 85.3°F и 84.4°F respectivly.

The average sea surface temperature in July 2025 for Hatteras Island was 85.5°F. The maximum and minimum values were 82.4°F and 90.2°F respectively.

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

Precipitation total in July for Hatteras Island is 1.9 in. It makes july one of the most rainy months of the year.

The average wind speed in July is 11.4 mph. It makes July one of the most windless months of the year for Hatteras 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 Hatteras Island in July is 7.7 hours.