Average sea water temperature in September:
+84.9°F
| Minimum sea water temperature in September: | 87.3°F |
| Maximum sea water temperature in September: | 82.9°F |
Daily sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 85.6°F. The highest and lowest sea temperatures during the month were 86.0°F and 84.9°F.
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| Vieux Fort |
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Monthly sea water temperature in Vieux Fort, °F
Which Saint Lucia resorts have warmest sea in September?
| Place name | September 2025 | September 2024 |
|---|---|---|
| Vieux Fort | 85.6°F | 86.5°F |
| Castries | 85.5°F | 86.3°F |
Best time for vacation in Vieux Fort
Vieux Fort on a weather map
24 Hours Forecast
Vieux Fort
Local time: 16:41
February 07, saturday
1800

79°F
W
8 mph
8 mph
2100

77°F
W
9 mph
9 mph
February 08, sunday
0000

77°F
W
9 mph
9 mph
0300

77°F
W
9 mph
9 mph
0600

77°F
W
10 mph
10 mph
0900

79°F
W
12 mph
12 mph
1200

79°F
W
11 mph
11 mph
1500

81°F
W
12 mph
12 mph


























