Measurements:
°C
°F
Oak Island
64°F
W 9 mph
Feels like: 64°F
Precip: 0%
World Resorts USA Oak Island Weather

Oak Island Sea Water Temperature

Current Sea Water Temperature:
+54.2°F
Maximum Sea Water Temperature in January: 62.8°F
Minimum Sea Water Temperature in January: 44.0°F
Average water temperature in January: 53.4°F

Sea Water Temperature for the Last 10 Days:

January 08 54.2°F January 03 52.6°F
January 07 54.2°F January 02 53.8°F
January 06 53.0°F January 01 53.4°F
January 05 51.8°F December 31 54.2°F
January 04 54.0°F December 30 55.0°F

When is the Warmest Sea for Oak Island?

According to our data for the last three years for Oak Island 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 Oak Island was 87.5°F. The maximum and minimum values were 84.0°F and 90.2°F respectively.

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Oak Island was 86.4°F. The maximum and minimum values were 84.4°F and 89.6°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Oak Island was 81.6°F. The maximum and minimum values were 78.2°F and 84.6°F respectively.

Best Time to Visit Oak Island
The most sunny months:
October 16 days
April 15 days
December 14 days
The most warm months:
July 89.3 °F
August 87.9 °F
June 85.5 °F
Warmest sea temperature:
July 87.4 °F
August 87.2 °F
September 83.7 °F
The most cold months:
January 53.0 °F
February 56.9 °F
December 57.0 °F
The most rainy months:
July 5 days
August 5 days
September 4 days
The most windy months:
March 10 mph
April 10 mph
February 10 mph

Oak Island on the Weather Map

USA Resorts:
NAME
Chicago +54
Hawaii +78
Honolulu +78
Houston +78
Las Vegas +54
Los Angeles +58
Maui +72
Miami +86
Miami Beach +80
New York +52
San Diego +64
San Francisco +52
Sarasota +82
Tampa +88
Washington +60
24 Hours Weather Forecast
Oak Island
Local time: 15:31
08 jan, thursday
1800 58°F
SW
10 mph
2100 56°F
W
9 mph
09 jan, friday
0000 56°F
W
6 mph
0300 56°F
NW
7 mph
0600 56°F
NW
8 mph
0900 58°F
N
7 mph
1200 62°F
N
9 mph
1500 64°F
N
9 mph