Current sea water temperature:
+83.7°F
| Minimum sea water temperature in June: | 84.6°F |
| Maximum sea water temperature in June: | 75.7°F |
| Average sea water temperature in June: | 80.7°F |
| more information | |
14 days
forecast
forecast
| St. Augustine |
monthly
weather
weather
| St. Augustine |
Sea water temperature for the last 10 days:
| June 28 | 83.7°F | June 23 | 83.8°F |
| June 27 | 83.8°F | June 22 | 83.7°F |
| June 26 | 83.3°F | June 21 | 82.8°F |
| June 25 | 83.3°F | June 20 | 82.4°F |
| June 24 | 83.1°F | June 19 | 82.8°F |
Monthly sea water temperature, °F
When is the warmest sea in St. Augustine?
Based on the data about daily sea water temperature for the last three years the warmest sea in St. Augustine was noticed in August, September and July.
Monthly Sea Temperatures in St. Augustine, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 84.7°F. The highest and lowest sea temperatures during the month were 85.5°F and 83.7°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 81.8°F. The highest and lowest sea temperatures during the month were 84.7°F and 78.8°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 80.9°F. The highest and lowest sea temperatures during the month were 84.6°F and 78.6°F.
current
weather
weather
| St. Augustine |
weather in
July
July
| St. Augustine |
Best time for vacation in St. Augustine
St. Augustine on a weather map
Places in USA:
Name
°F
24 Hours Forecast
St. Augustine
Local time: 19:27
June 28, sunday
2100
81°F
N
11 mph
11 mph
June 29, monday
0000
79°F
N
10 mph
10 mph
0300
77°F
NE
8 mph
8 mph
0600
77°F
E
7 mph
7 mph
0900
84°F
E
7 mph
7 mph
1200
93°F
S
2 mph
2 mph
1500
91°F
W
8 mph
8 mph
1800
86°F
N
5 mph
5 mph
