World Resorts USA Oak Island Weather

Oak Island Sea Temperature in September

Average sea water temperature in September:
+80.3°F
Minimum sea water temperature in September: 86.0°F
Maximum sea water temperature in September: 74.3°F

Daily 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.

Monthly sea water temperature in Oak Island, °F

Which USA resorts have warmest sea in September?

Place name September 2025 September 2024
Key West 86.9°F 87.4°F
Islamorada 86.7°F 87.3°F
Key Largo 86.6°F 87.1°F
Fort Lauderdale 86.4°F 86.4°F
Everglades 86.2°F 87.0°F
Miami Beach 86.1°F 86.3°F
Naples 86.1°F 87.2°F
Marco Island 86.0°F 87.2°F
South Padre Island 86.0°F 85.8°F
Corpus Christi 85.8°F 84.7°F
Miami 85.8°F 86.0°F
Cape Coral 85.2°F 86.5°F
Houston 84.9°F 83.4°F
Siesta Key 84.9°F 86.8°F
Sarasota 84.8°F 86.7°F
Cocoa Beach 84.6°F 85.2°F
Tampa 84.3°F 86.0°F
New Orleans 84.3°F 82.9°F
Mobile 84.0°F 83.5°F
Clearwater Beach 84.0°F 86.2°F

Best time for vacation in Oak Island

Sunniest months:
October 16 days
April 15 days
November 14 days
Warmest months:
July 85.3 °F
August 84.2 °F
June 81.9 °F
Warmest sea temp:
July 83.7 °F
August 83.5 °F
September 80.3 °F
Coldest months:
January 52.7 °F
February 56.2 °F
December 56.8 °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
+50°F
W 6 mph
Feels like: +48°F
Precip.: 75%
Places in USA:
Name
°F
+30°F
+75°F
+75°F
+41°F
+52°F
+70°F
+77°F
+70°F
+21°F
+54°F
+46°F
+61°F
+61°F
+45°F
+3°F
24 Hours Forecast
Oak Island
Local time: 03:29
December 05, friday
0600
48°F
S
5 mph
0900
48°F
SW
6 mph
1200
48°F
SW
6 mph
1500
46°F
S
8 mph
1800
45°F
S
8 mph
2100
43°F
SE
9 mph
December 06, saturday
0000
43°F
S
7 mph
0300
43°F
S
6 mph
Units of measurement: °C / °F