Measurements:
°C
°F
Vieux Fort
86°F
W 14 mph
Feels like: 94°F
Precip: 18%
World Resorts Saint Lucia Vieux Fort Weather

Vieux Fort Sea Water Temperature

Current Sea Water Temperature:
+87.6°F
Maximum Sea Water Temperature in August: 90.2°F
Minimum Sea Water Temperature in August: 85.2°F
Average water temperature in August: 87.7°F

Sea Water Temperature for the Last 10 Days:

August 19 87.6°F August 14 87.6°F
August 18 87.4°F August 13 86.8°F
August 17 87.2°F August 12 87.0°F
August 16 87.6°F August 11 87.4°F
August 15 87.2°F August 10 87.6°F

When is the Warmest Sea for Vieux Fort?

According to our data for the last three years for Vieux Fort the highest average sea water temperature was in September, October and August.

Average Water Temperature by Month, °F

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Vieux Fort was 89.6°F. The maximum and minimum values were 88.8°F and 90.0°F respectively.

Sea Water Temperature in October

Select Year: 2025 2024 2023

The average sea surface temperature in October 2025 for Vieux Fort was 89.2°F. The maximum and minimum values were 88.4°F and 90.2°F respectively.

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Vieux Fort was 87.2°F. The maximum and minimum values were 86.8°F and 87.6°F respectively.

Best Time to Visit Vieux Fort
The most sunny months:
September 6 days
January 4 days
February 4 days
The most warm months:
September 90.3 °F
October 89.7 °F
August 89.4 °F
Warmest sea temperature:
September 88.8 °F
October 88.5 °F
August 87.8 °F
The most cold months:
February 85.1 °F
January 85.1 °F
March 85.4 °F
The most rainy months:
October 7 days
August 7 days
September 5 days
The most windy months:
June 17 mph
February 16 mph
January 16 mph

Vieux Fort on the Weather Map

Saint Lucia Resorts:
NAME
Castries +86
Vieux Fort +86
24 Hours Weather Forecast
Vieux Fort
Local time: 07:42
19 aug, wednesday
0900 86°F
W
14 mph
1200 88°F
W
14 mph
1500 86°F
W
15 mph
1800 86°F
W
14 mph
2100 84°F
W
14 mph
20 aug, thursday
0000 84°F
W
15 mph
0300 84°F
W
17 mph
0600 84°F
W
19 mph