Current sea water temperature:
+84.9°F
| Minimum sea water temperature in September: | 87.1°F |
| Maximum sea water temperature in September: | 79.2°F |
| Average sea water temperature in September: | 84.0°F |
| more information | |
14 days
forecast
forecast
| St. George Island |
monthly
weather
weather
| St. George Island |
Sea water temperature for the last 10 days:
| September 22 | 84.9°F | September 17 | 85.6°F |
| September 21 | 84.9°F | September 16 | 86.2°F |
| September 20 | 84.7°F | September 15 | 86.4°F |
| September 19 | 84.6°F | September 14 | 86.0°F |
| September 18 | 84.6°F | September 13 | 85.3°F |
Monthly sea water temperature, °F
When is the warmest sea in St. George Island?
Based on the data about daily sea water temperature for the last three years the warmest sea in St. George Island was noticed in August, July and September.
Monthly Sea Temperatures in St. George Island, °F
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 86.7°F. The highest and lowest sea temperatures during the month were 88.2°F and 85.3°F.
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 86.3°F. The highest and lowest sea temperatures during the month were 88.0°F and 84.4°F.
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 85.6°F. The highest and lowest sea temperatures during the month were 86.9°F and 84.6°F.
current
weather
weather
| St. George Island |
weather in
September
September
| St. George Island |
Best time for vacation in St. George Island
St. George Island on a weather map
Places in USA:
Name
°F
24 Hours Forecast
St. George Island
Local time: 14:00
September 22, tuesday
1500
86°F
NW
9 mph
9 mph
1800
84°F
NW
6 mph
6 mph
2100
81°F
N
1 mph
1 mph
September 23, wednesday
0000
79°F
S
2 mph
2 mph
0300
79°F
SW
4 mph
4 mph
0600
77°F
SW
6 mph
6 mph
0900
79°F
SW
7 mph
7 mph
1200
88°F
W
9 mph
9 mph
