Measurements:
°C
°F
Oak Island
72°F
SW 7 mph
Feels like: 72°F
Precip: 27%
World Resorts USA Oak Island Weather

Oak Island Sea Water Temperature

Current Sea Water Temperature:
+81.8°F
Maximum Sea Water Temperature in October: 84.2°F
Minimum Sea Water Temperature in October: 67.2°F
Average water temperature in October: 75.8°F

Sea Water Temperature for the Last 10 Days:

October 05 81.8°F September 30 80.6°F
October 04 82.0°F September 29 80.2°F
October 03 82.2°F September 28 80.6°F
October 02 80.8°F September 27 81.6°F
October 01 80.4°F September 26 82.4°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: 2026 2025 2024

The average sea surface temperature in July 2026 for Oak Island was 88.6°F. The maximum and minimum values were 86.4°F and 90.2°F respectively.

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Oak Island was 88.5°F. The maximum and minimum values were 86.4°F and 90.8°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Oak Island was 85.7°F. The maximum and minimum values were 80.2°F and 89.2°F respectively.

Best Time to Visit Oak Island
The most sunny months:
October 16 days
April 16 days
January 14 days
The most warm months:
July 89.8 °F
August 88.5 °F
June 85.8 °F
Warmest sea temperature:
July 87.6 °F
August 87.4 °F
September 84.0 °F
The most cold months:
January 52.7 °F
February 55.8 °F
December 57.0 °F
The most rainy months:
July 6 days
August 5 days
February 3 days
The most windy months:
March 10 mph
April 10 mph
February 10 mph

Oak Island on the Weather Map

USA Resorts:
NAME
F°
Boston +58
Chicago +60
Hawaii +82
Houston +84
Las Vegas +92
Los Angeles +102
Maui +74
Miami +88
Myrtle Beach +70
New York +62
San Diego +84
San Francisco +66
Santa Monica +94
Sarasota +84
Washington +64
24 Hours Weather Forecast
Oak Island
Local time: 21:03
06 oct, tuesday
0000 74°F
SW
10 mph
0300 72°F
SW
10 mph
0600 72°F
SW
11 mph
0900 72°F
SW
12 mph
1200 78°F
SW
14 mph
1500 78°F
W
14 mph
1800 74°F
W
12 mph
2100 70°F
W
12 mph