World Resorts USA Oak Island Weather

Oak Island sea water temperature

Current sea water temperature:
+83.1°F
Minimum sea water temperature in August: 86.7°F
Maximum sea water temperature in August: 80.1°F
Average sea water temperature in August: 83.7°F

Sea water temperature for the last 10 days:

August 30 83.1°F August 25 85.1°F
August 29 83.3°F August 24 85.5°F
August 28 84.4°F August 23 85.6°F
August 27 84.6°F August 22 86.7°F
August 26 84.9°F August 21 85.5°F

When is the warmest sea in Oak Island?

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

Monthly Sea Temperatures in Oak Island, °F

Sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 84.7°F. The highest and lowest sea temperatures during the month were 86.2°F and 82.8°F.

Sea water temperature in August, °F

Show year:
2026
2025
2024

The average sea water temperature in August of 2026 was 84.7°F. The highest and lowest sea temperatures during the month were 86.7°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 78.4°F. The highest and lowest sea temperatures during the month were 81.1°F and 75.4°F.

Best time for vacation in Oak Island

Sunniest months:
October 16 days
April 16 days
January 14 days
Warmest months:
July 85.9 °F
August 84.6 °F
June 82.2 °F
Warmest sea temp:
July 83.8 °F
August 83.7 °F
September 80.3 °F
Coldest months:
January 52.4 °F
February 55.3 °F
December 56.3 °F
Rainiest months:
July 6 days
August 5 days
September 4 days
Windiest months:
March 10.2 mph
April 10.1 mph
February 10.0 mph

Oak Island on a weather map

Oak Island
+77°F
W 1 mph
Feels like: +81°F
Precip.: 26%
Places in USA:
Name
°F
+59°F
+70°F
+77°F
+88°F
+72°F
+79°F
+61°F
+77°F
+64°F
+72°F
+57°F
+70°F
+75°F
+79°F
+72°F
24 Hours Forecast
Oak Island
Local time: 04:06
August 30, sunday
0600
75°F
SW
2 mph
0900
79°F
SW
3 mph
1200
84°F
NW
4 mph
1500
86°F
NW
9 mph
1800
82°F
NW
7 mph
2100
79°F
N
4 mph
August 31, monday
0000
77°F
NW
2 mph
0300
77°F
N
3 mph
Units of measurement: °C / °F