World Resorts USA Oak Island Weather

Oak Island sea water temperature

Current sea water temperature:
+85.5°F
Minimum sea water temperature in July: 87.1°F
Maximum sea water temperature in July: 80.6°F
Average sea water temperature in July: 83.8°F

Sea water temperature for the last 10 days:

July 21 85.5°F July 16 84.7°F
July 20 85.1°F July 15 84.4°F
July 19 85.1°F July 14 84.9°F
July 18 85.5°F July 13 85.1°F
July 17 84.7°F July 12 85.3°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 84.6°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:
2025
2024
2023

The average sea water temperature in August of 2025 was 82.8°F. The highest and lowest sea temperatures during the month were 85.6°F and 81.0°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 85.3 °F
August 84.2 °F
June 82.2 °F
Warmest sea temp:
July 83.8 °F
August 83.5 °F
September 80.3 °F
Coldest months:
January 52.4 °F
February 55.3 °F
December 56.3 °F
Rainiest months:
July 5 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
+84°F
NE 14 mph
Feels like: +97°F
Precip.: 11%
Places in USA:
Name
°F
+73°F
+81°F
+77°F
+86°F
+66°F
+86°F
+72°F
+84°F
+75°F
+68°F
+55°F
+68°F
+84°F
+79°F
+75°F
24 Hours Forecast
Oak Island
Local time: 09:27
July 21, tuesday
1200
88°F
NE
17 mph
1500
90°F
NE
19 mph
1800
86°F
N
21 mph
2100
82°F
NE
18 mph
July 22, wednesday
0000
82°F
NE
19 mph
0300
82°F
NE
19 mph
0600
81°F
NE
18 mph
0900
82°F
NE
17 mph
Units of measurement: °C / °F