Measurements:
°C
°F
Les Trois-Ilets
78°F
SW 10 mph
Feels like: 82°F
Precip: 73%
World Resorts Martinique Les Trois-Ilets Weather

Les Trois-Ilets Sea Water Temperature

Current Sea Water Temperature:
+83.8°F
Maximum Sea Water Temperature in March: 87.0°F
Minimum Sea Water Temperature in March: 82.2°F
Average water temperature in March: 83.7°F

Sea Water Temperature for the Last 10 Days:

March 29 83.8°F March 24 83.0°F
March 28 83.4°F March 23 83.0°F
March 27 83.4°F March 22 83.2°F
March 26 83.4°F March 21 82.8°F
March 25 83.2°F March 20 83.0°F

When is the Warmest Sea for Les Trois-Ilets?

According to our data for the last three years for Les Trois-Ilets 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 Les Trois-Ilets was 89.5°F. The maximum and minimum values were 89.0°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 Les Trois-Ilets 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: 2025 2024 2023

The average sea surface temperature in August 2025 for Les Trois-Ilets was 88.5°F. The maximum and minimum values were 87.6°F and 89.2°F respectively.

Best Time to Visit Les Trois-Ilets
The most sunny months:
September 5 days
January 4 days
December 4 days
The most warm months:
September 90.5 °F
August 89.8 °F
October 89.6 °F
Warmest sea temperature:
September 88.9 °F
October 88.5 °F
August 87.9 °F
The most cold months:
February 84.7 °F
January 84.8 °F
March 85.3 °F
The most rainy months:
October 8 days
August 7 days
November 6 days
The most windy months:
June 15 mph
February 15 mph
January 14 mph

Les Trois-Ilets on the Weather Map

Martinique Resorts:
NAME
Fort-de-France Bay +78
Les Trois-Ilets +78
Sainte-Luce +78
24 Hours Weather Forecast
Les Trois-Ilets
Local time: 03:04
30 mar, monday
0600 78°F
SW
11 mph
0900 82°F
SW
11 mph
1200 84°F
W
12 mph
1500 84°F
SW
11 mph
1800 80°F
SW
11 mph
2100 80°F
SW
11 mph
31 mar, tuesday
0000 78°F
SW
9 mph
0300 78°F
SW
9 mph