World Resorts USA Long Beach Island Weather

Long Beach Island Sea Temperature in September

Average sea water temperature in September:
+72.7°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:
2026
2025
2024

The average sea water temperature in September of 2026 was 73.3°F. The highest and lowest sea temperatures during the month were 76.5°F and 66.7°F.

Monthly sea water temperature in Long Beach Island, °F

Which USA resorts have warmest sea in September?

Place name September 2026 September 2025
Key West 87.8°F 86.9°F
Key Largo 87.2°F 86.6°F
Naples 87.0°F 86.1°F
Galveston 87.0°F 85.5°F
Siesta Key 86.9°F 84.9°F
Houston 86.9°F 84.9°F
Corpus Christi 86.8°F 85.8°F
Sarasota 86.8°F 84.8°F
West Palm Beach 86.6°F 86.2°F
Fort Lauderdale 86.6°F 86.4°F
New Orleans 86.4°F 84.3°F
Cape Coral 86.3°F 85.2°F
Orange Beach 86.0°F 84.0°F
Pensacola Beach 85.9°F 83.9°F
Tampa 85.9°F 84.3°F
Clearwater Beach 85.9°F 84.0°F
Bay Saint Louis 85.9°F 84.0°F
Miami Beach 85.8°F 86.1°F
Panama City Beach 85.8°F 83.4°F
Fort Walton Beach 85.7°F 83.3°F

Best time for vacation in Long Beach Island

Sunniest months:
November 17 days
October 15 days
June 15 days
Warmest months:
July 80.3 °F
August 78.8 °F
June 73.9 °F
Warmest sea temp:
July 76.9 °F
August 76.4 °F
September 72.7 °F
Coldest months:
January 39.2 °F
February 40.8 °F
December 43.9 °F
Rainiest months:
April 3 days
February 2 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
+59°F
W 11 mph
Feels like: +59°F
Precip.: 5%
Places in USA:
Name
°F
+43°F
+54°F
+73°F
+63°F
+68°F
+81°F
+72°F
+52°F
+68°F
+57°F
+66°F
+72°F
+70°F
+72°F
+59°F
24 Hours Forecast
Long Beach Island
Local time: 07:27
October 28, wednesday
0900
59°F
W
9 mph
1200
59°F
W
9 mph
1500
59°F
W
9 mph
1800
61°F
NW
9 mph
2100
61°F
NW
6 mph
October 29, thursday
0000
61°F
W
6 mph
0300
61°F
W
6 mph
0600
61°F
NW
4 mph
Units of measurement: °C / °F