World Resorts USA Long Beach Island Weather

Long Beach Island Sea Temperature in September

Average sea water temperature in September:
+72.6°F
Minimum sea water temperature in September: 80.1°F
Maximum sea water temperature in September: 66.7°F

Daily sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 71.5°F. The highest and lowest sea temperatures during the month were 73.4°F and 69.8°F.

Monthly sea water temperature in Long Beach Island, °F

Which USA resorts have warmest sea in September?

Place name September 2025 September 2024
Key West 86.9°F 87.4°F
Fort Lauderdale 86.4°F 86.4°F
West Palm Beach 86.2°F 86.4°F
Miami Beach 86.1°F 86.3°F
Naples 86.1°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
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
St. Petersburg 84.1°F 86.1°F
Clearwater Beach 84.0°F 86.2°F
Pensacola 83.9°F 84.2°F
Panama City Beach 83.4°F 84.8°F
Destin 83.1°F 84.5°F
Orlando 82.8°F 83.6°F

Best time for vacation in Long Beach Island

Sunniest months:
November 17 days
September 15 days
June 15 days
Warmest months:
July 80.7 °F
August 78.9 °F
June 73.9 °F
Warmest sea temp:
July 77.1 °F
August 76.2 °F
September 72.6 °F
Coldest months:
January 39.2 °F
February 40.8 °F
December 43.9 °F
Rainiest months:
April 3 days
July 3 days
September 2 days
Windiest months:
January 12.0 mph
March 11.7 mph
December 11.4 mph

Long Beach Island on a weather map

Long Beach Island
+77°F
N 10 mph
Feels like: +79°F
Precip.: 9%
Places in USA:
Name
°F
+75°F
+81°F
+90°F
+84°F
+75°F
+79°F
+82°F
+79°F
+72°F
+64°F
+73°F
+77°F
+79°F
+90°F
+84°F
24 Hours Forecast
Long Beach Island
Local time: 20:07
July 17, friday
2100
77°F
N
10 mph
July 18, saturday
0000
75°F
NE
10 mph
0300
75°F
NE
9 mph
0600
75°F
NE
9 mph
0900
77°F
NE
11 mph
1200
77°F
NE
6 mph
1500
75°F
NW
2 mph
1800
75°F
NW
10 mph
Units of measurement: °C / °F