World Resorts USA Wilmington Island Weather

Wilmington Island sea water temperature

Current sea water temperature:
+56.7°F
Minimum sea water temperature in January: 63.3°F
Maximum sea water temperature in January: 45.1°F
Average sea water temperature in January: 54.3°F

Sea water temperature for the last 10 days:

January 1 56.7°F December 27 56.3°F
December 31 57.2°F December 26 55.0°F
December 30 57.7°F December 25 55.0°F
December 29 57.7°F December 24 53.4°F
December 28 56.3°F December 23 53.8°F

When is the warmest sea in Wilmington Island?

Based on the data about daily sea water temperature for the last three years the warmest sea in Wilmington Island was noticed in August, July and September.

Monthly Sea Temperatures in Wilmington Island, °F

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 84.3°F. The highest and lowest sea temperatures during the month were 87.6°F and 81.1°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 85.2°F. The highest and lowest sea temperatures during the month were 87.6°F and 82.9°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 79.8°F. The highest and lowest sea temperatures during the month were 81.3°F and 77.9°F.

Best time for vacation in Wilmington Island

Sunniest months:
October 16 days
November 15 days
December 15 days
Warmest months:
July 87.4 °F
August 85.7 °F
June 84.8 °F
Warmest sea temp:
August 84.7 °F
July 84.7 °F
September 81.4 °F
Coldest months:
January 56.5 °F
December 58.9 °F
February 60.4 °F
Rainiest months:
August 6 days
July 4 days
February 3 days
Windiest months:
December 8.1 mph
January 7.9 mph
February 7.8 mph

Wilmington Island on a weather map

Wilmington Island
+41°F
E 14 mph
Feels like: +34°F
Precip.: 0%
Places in USA:
Name
°F
+34°F
+73°F
+73°F
+46°F
+59°F
+43°F
+54°F
+66°F
+30°F
+63°F
+54°F
+45°F
+43°F
+45°F
+14°F
24 Hours Forecast
Wilmington Island
Local time: 02:42
January 01, thursday
0300
41°F
E
14 mph
0600
39°F
E
13 mph
0900
43°F
E
13 mph
1200
52°F
E
14 mph
1500
59°F
E
14 mph
1800
61°F
E
11 mph
2100
55°F
E
11 mph
January 02, friday
0000
54°F
E
10 mph
Units of measurement: °C / °F