Measurements:
°C
°F
Wilmington
88°F
W 8 mph
Feels like: 88°F
Precip: 3%
World Resorts USA Wilmington Weather August Weather in Wilmington

Wilmington Weather: August

Average Day Temperature: 90.1°F
Average Night Temperature: 77.6°F
Sea Water Temperature: 85.7°F
Number of Sunny Days: 7 days
Sunshine Hours: 12.9 - 13.8 hours
Number of Rainy Days: 5 days
Precipitation Totals: 2.4 in

Air Temperature in August, °F

Select Year: 2026 2025 2024

The highest day temperature in August 2026 was 103°F. The lowest night temperature was 73°F. The average values for day and night temperatures during August were 92.9°F и 78.6°F respectivly.

Wilmington Water Sea Temperature in August, °F

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Wilmington was 86.0°F. The maximum and minimum values were 84.4°F and 88.0°F respectively.

Sunny, Cloudy and Gloomy days

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

Precipitation Totals in August, in

Precipitation total in August for Wilmington is 2.4 in. It makes august the most rainy month of the year.

Wind Speed in August, mph

The average wind speed in August is 6.0 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

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 August is 7.0 hours.

Best Time to Visit Wilmington
The most sunny months:
April 17 days
October 16 days
December 15 days
The most warm months:
July 92.5 °F
August 90.1 °F
June 89.1 °F
Warmest sea temperature:
August 85.6 °F
July 85.6 °F
September 82.8 °F
The most cold months:
January 53.3 °F
December 57.3 °F
February 57.8 °F
The most rainy months:
August 5 days
July 4 days
June 3 days
The most windy months:
March 7 mph
April 7 mph
February 7 mph

Wilmington on the Weather Map

USA Resorts:
NAME
Boston +64
Chicago +66
Hawaii +80
Las Vegas +80
Los Angeles +74
Maui +66
Miami +92
Myrtle Beach +88
New York +72
Panama City Beach +90
San Diego +72
San Francisco +60
Santa Monica +72
Sarasota +94
Washington +76
24 Hours Weather Forecast
Wilmington
Local time: 11:09
15 sep, tuesday
1200 88°F
W
8 mph
1500 90°F
W
8 mph
1800 82°F
W
10 mph
2100 76°F
W
7 mph
16 sep, wednesday
0000 72°F
SW
6 mph
0300 70°F
SW
6 mph
0600 68°F
SW
6 mph
0900 76°F
SW
7 mph