Measurements:
°C
°F
Wilmington
24°F
SW 6 mph
Feels like: 14°F
Precip: 0%
World Resorts USA Wilmington Weather

Wilmington Sea Water Temperature

Current Sea Water Temperature:
+44.0°F
Maximum Sea Water Temperature in December: 50.2°F
Minimum Sea Water Temperature in December: 34.2°F
Average water temperature in December: 42.9°F

Sea Water Temperature for the Last 10 Days:

December 05 44.0°F November 30 46.8°F
December 04 45.8°F November 29 46.6°F
December 03 45.6°F November 28 48.6°F
December 02 45.8°F November 27 49.4°F
December 01 46.8°F November 26 48.2°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 July, August and September.

Average Water Temperature by Month, °F

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Wilmington was 84.1°F. The maximum and minimum values were 81.2°F and 86.8°F respectively.

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Wilmington was 82.8°F. The maximum and minimum values were 78.8°F and 87.4°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Wilmington was 76.0°F. The maximum and minimum values were 73.6°F and 78.4°F respectively.

Best Time to Visit Wilmington
The most sunny months:
November 16 days
October 16 days
September 15 days
The most warm months:
July 89.4 °F
August 85.9 °F
June 83.1 °F
Warmest sea temperature:
July 83.7 °F
August 82.9 °F
September 76.9 °F
The most cold months:
January 37.7 °F
February 41.1 °F
December 42.8 °F
The most rainy months:
July 4 days
August 4 days
June 3 days
The most windy months:
March 9 mph
April 9 mph
January 8 mph

Wilmington on the Weather Map

USA Resorts:
NAME
Chicago -2
Hawaii +78
Honolulu +78
Houston +44
Las Vegas +40
Los Angeles +52
Maui +72
Miami +72
Miami Beach +80
New York +20
San Diego +54
San Francisco +46
Sarasota +62
Tampa +62
Washington +28
24 Hours Weather Forecast
Wilmington
Local time: 04:10
05 dec, friday
0600 22°F
SW
4 mph
0900 22°F
NW
6 mph
1200 26°F
N
4 mph
1500 26°F
N
2 mph
1800 26°F
SW
1 mph
2100 26°F
SW
2 mph
06 dec, saturday
0000 26°F
S
2 mph
0300 28°F
SE
2 mph