World Resorts USA St. George Island Weather

St. George Island Sea Temperature in August

Average sea water temperature in August:
+86.5°F
Minimum sea water temperature in August: 88.7°F
Maximum sea water temperature in August: 84.6°F

Daily sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 86.5°F. The highest and lowest sea temperatures during the month were 88.0°F and 84.7°F.

Monthly sea water temperature in St. George Island, °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
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
West Palm Beach 86.8°F 86.2°F

Best time for vacation in St. George Island

Sunniest months:
October 20 days
March 16 days
November 15 days
Warmest months:
July 86.8 °F
August 86.6 °F
June 84.8 °F
Warmest sea temp:
August 86.5 °F
July 85.5 °F
September 83.8 °F
Coldest months:
January 58.9 °F
December 62.5 °F
February 63.2 °F
Rainiest months:
August 5 days
April 4 days
July 4 days
Windiest months:
January 9.4 mph
March 9.0 mph
November 8.9 mph

St. George Island on a weather map

St. George Island
+41°F
SE 9 mph
Feels like: +37°F
Precip.: 0%
Places in USA:
Name
°F
+19°F
+77°F
+77°F
+73°F
+75°F
+52°F
+55°F
+72°F
+16°F
+63°F
+66°F
+50°F
+46°F
+54°F
+27°F
24 Hours Forecast
St. George Island
Local time: 21:27
February 06, friday
0000
37°F
SE
8 mph
0300
34°F
SE
7 mph
0600
37°F
SE
6 mph
0900
45°F
SE
5 mph
1200
57°F
E
13 mph
1500
63°F
E
17 mph
1800
63°F
E
16 mph
2100
59°F
E
13 mph
Units of measurement: °C / °F