World Resorts USA South Bethany Weather

South Bethany Sea Temperature in August

Average sea water temperature in August:
+74.4°F
Minimum sea water temperature in August: 79.7°F
Maximum sea water temperature in August: 67.8°F

Daily sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 75.3°F. The highest and lowest sea temperatures during the month were 78.4°F and 72.9°F.

Monthly sea water temperature in South Bethany, °F

Which USA resorts have warmest sea in August?

Place name August 2025 August 2024
Sanibel Island 88.8°F 87.3°F
Everglades 88.8°F 87.0°F
Islamorada 88.8°F 87.3°F
Key West 88.8°F 87.8°F
Key Largo 88.7°F 87.3°F
Marco Island 88.7°F 87.1°F
Naples 88.7°F 87.0°F
St. Petersburg 88.7°F 86.9°F
Tampa 88.6°F 86.4°F
Sarasota 88.6°F 87.2°F
Siesta Key 88.6°F 87.3°F
Clearwater Beach 88.5°F 87.0°F
Miami 88.1°F 86.4°F
Miami Beach 87.9°F 86.5°F
Galveston 87.9°F 88.3°F
Galveston Island 87.8°F 88.5°F
Houston 87.8°F 88.0°F
New Orleans 87.4°F 88.1°F
Fort Lauderdale 87.2°F 85.8°F
Corpus Christi 87.0°F 87.9°F

Best time for vacation in South Bethany

Sunniest months:
November 17 days
October 15 days
December 13 days
Warmest months:
July 82.3 °F
August 79.8 °F
June 76.6 °F
Warmest sea temp:
July 74.4 °F
August 74.3 °F
September 73.3 °F
Coldest months:
January 41.5 °F
February 44.7 °F
December 46.0 °F
Rainiest months:
August 4 days
July 3 days
October 3 days
Windiest months:
March 12.0 mph
January 11.5 mph
April 11.3 mph

South Bethany on a weather map

South Bethany
+39°F
NW 14 mph
Feels like: +30°F
Precip.: 0%
Places in USA:
Name
°F
+36°F
+75°F
+75°F
+59°F
+59°F
+79°F
+77°F
+72°F
+28°F
+61°F
+54°F
+70°F
+72°F
+77°F
+48°F
24 Hours Forecast
South Bethany
Local time: 17:26
December 26, friday
1800
39°F
NW
14 mph
2100
39°F
N
21 mph
December 27, saturday
0000
41°F
N
12 mph
0300
41°F
N
9 mph
0600
39°F
SE
7 mph
0900
39°F
SE
15 mph
1200
41°F
SE
22 mph
1500
43°F
S
21 mph
Units of measurement: °C / °F