Measurements:
°C
°F
Wilmington
36°F
S 8 mph
Feels like: 28°F
Precip: 0%
World Resorts USA Wilmington Weather

Wilmington Sea Water Temperature

Current Sea Water Temperature:
+49.2°F
Maximum Sea Water Temperature in January: 61.4°F
Minimum Sea Water Temperature in January: 44.6°F
Average water temperature in January: 53.9°F

Sea Water Temperature for the Last 10 Days:

January 29 49.2°F January 24 53.0°F
January 28 50.6°F January 23 52.6°F
January 27 51.8°F January 22 51.2°F
January 26 53.0°F January 21 52.4°F
January 25 54.0°F January 20 52.4°F

When is the Warmest Sea for Wilmington?

According to our data for the last three years for Wilmington the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Wilmington was 85.4°F. The maximum and minimum values were 84.0°F and 88.6°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Wilmington was 83.8°F. The maximum and minimum values were 79.2°F and 89.0°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Wilmington was 81.1°F. The maximum and minimum values were 78.0°F and 83.6°F respectively.

Best Time to Visit Wilmington
The most sunny months:
October 16 days
April 16 days
December 15 days
The most warm months:
July 91.7 °F
August 89.6 °F
June 88.3 °F
Warmest sea temperature:
August 85.6 °F
July 85.4 °F
September 82.8 °F
The most cold months:
January 53.5 °F
December 57.3 °F
February 58.4 °F
The most rainy months:
August 5 days
July 4 days
June 4 days
The most windy months:
March 7 mph
April 7 mph
February 7 mph

Wilmington on the Weather Map

USA Resorts:
NAME
Chicago 0
Hawaii +74
Honolulu +74
Houston +38
Las Vegas +48
Los Angeles +56
Maui +68
Miami +64
Miami Beach +70
New York +12
San Diego +60
San Francisco +50
Sarasota +58
Tampa +58
Washington +12
24 Hours Weather Forecast
Wilmington
Local time: 10:54
29 jan, thursday
1200 36°F
S
8 mph
1500 42°F
S
7 mph
1800 36°F
S
5 mph
2100 32°F
SW
5 mph
30 jan, friday
0000 30°F
SW
5 mph
0300 28°F
SW
5 mph
0600 28°F
SW
5 mph
0900 32°F
SW
7 mph