The highest day temperature in July 2026 was 110°F. The lowest night temperature was 61°F. The average values for day and night temperatures during July were 91.0°F и 70.9°F respectivly.

The average sea surface temperature in July 2026 for Wilmington was 83.1°F. The maximum and minimum values were 78.8°F and 85.2°F respectively.

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

Precipitation total in July for Wilmington is 1.7 in. It makes july the most rainy month of the year.

The average wind speed in July is 5.7 mph. It makes July the most windless month of the year for Wilmington.

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 Wilmington in July is 9.0 hours.