Current sea water temperature:
+81.7°F
| Minimum sea water temperature in September: | 84.2°F |
| Maximum sea water temperature in September: | 75.2°F |
| Average sea water temperature in September: | 79.6°F |
| more information | |
14 days
forecast
forecast
| Wilmington |
monthly
weather
weather
| Wilmington |
Sea water temperature for the last 10 days:
| September 14 | 81.7°F | September 9 | 80.6°F |
| September 13 | 80.8°F | September 8 | 81.1°F |
| September 12 | 81.3°F | September 7 | 81.1°F |
| September 11 | 81.1°F | September 6 | 82.4°F |
| September 10 | 80.6°F | September 5 | 82.8°F |
Monthly sea water temperature, °F
When is the warmest sea in Wilmington?
Based on the data about daily sea water temperature for the last three years the warmest sea in Wilmington was noticed in August, July and September.
Monthly Sea Temperatures in Wilmington, °F
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 82.4°F. The highest and lowest sea temperatures during the month were 84.2°F and 81.0°F.
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 83.0°F. The highest and lowest sea temperatures during the month were 84.4°F and 81.7°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 78.0°F. The highest and lowest sea temperatures during the month were 80.2°F and 75.2°F.
current
weather
weather
| Wilmington |
weather in
September
September
| Wilmington |
Best time for vacation in Wilmington
Wilmington on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Wilmington
Local time: 16:41
September 14, monday
1800
91°F
W
6 mph
6 mph
2100
79°F
W
13 mph
13 mph
September 15, tuesday
0000
77°F
W
10 mph
10 mph
0300
73°F
SW
8 mph
8 mph
0600
72°F
SW
8 mph
8 mph
0900
73°F
SW
9 mph
9 mph
1200
82°F
SW
8 mph
8 mph
1500
86°F
W
7 mph
7 mph
