Average daily temperature during the week of 23 June 2025 - 29 June 2025 was 31 °C (88 °F), average minimal (night) temperature was 26 °C (79 °F). Both the daily and night temperatures in Les Trois Ilets are roughly same as the long-term average, which is around 31 °C (88 °F) and 25 °C (77 °F) respectively. The average temperatures during different times of day (local time) were following: 7am 27 °C (81 °F), 10am 30 °C (86 °F), 1pm 30 °C (86 °F), 4pm 30 °C (86 °F), 7pm 28 °C (82 °F), 10pm 27 °C (81 °F).

There were 3 days without rain, 3 days with light rain and 1 day with moderate rain during this week. Les Trois Ilets received 7 mm (0.28 in) of precipitation throughout the week, which is below its long-term average of 42 mm (1.65 in). The average cloud coverage during the daytime (from dawn to dusk) was 71 %. The meteorological event(s) that occurred was: mist.

Average speed of wind was 6.7 m/s. Prevailing wind direction(s) was East. The atmosferic pressure ranged from 1014 hpa to 1018 hpa. On average, the air humidity in Les Trois Ilets was 76 %.

During the daytime (from dawn to dusk), there were in average: 1.5 hours clear skies, 1 hour partially overcast skies, 10 hours overcast skies and 2 hours rainy weather. Average time of sunrise was 05:37, average time of sunset was 18:36.

Weather overview

Nestled in a region with a tropical climate, Les Trois Îlets in Martinique showcases a variety of weather patterns throughout the year. Daytime temperatures span a warm range, from an average of 29 °C (84 °F) degrees in January to a high of 32 °C (89 °F) degrees in September. With seasonal variations in precipitation, March emerges as the driest month with a mere 14 of rainfall, while July peaks as the rainiest month, tallying up to 22 of rainfall. Nighttime temperatures also fluctuate, reaching their zenith in July at 25 °C (77 °F) degrees and dipping to their nadir in February with 22 °C (72 °F) degrees. The invitingly warm sea showcases temperatures ranging from 26 °C (80 °F) in the frigid February waters to a balmy 29 °C (84 °F) in September.

January weather

The decline of sea temperature in Les Trois Îlets to 27 °C (80 °F) is observed in January, while the daytime temperature is at its lowest, recorded at 29 °C (84 °F). The number of rainy days also sees a decrease to 19, and the decline of rainfall is evident. An increase in the number of sunny hours, starting at 8 hours, accompanies falling nighttime temperatures, now at 23 °C (73 °F).

February weather

February in Les Trois Îlets experiences a drop in sea temperature to a cool 26 °C (80 °F), coupled with the lowest nighttime temperatures of the year at 22 °C (72 °F). Rainy days continue their downward trend, reaching 16. Rainfall also decreases, now measuring 83 mm (3.28 in). The onset of the tourist season is heralded with a slight rise in sunny hours to 8 hours.

March weather

With the advent of March in Les Trois Îlets, a warming trend in daytime temperatures is noted, reaching 30 °C (86 °F). Concurrently, the number of rainy days plunges to a yearly low of 14, with rainfall amounts also diminishing to 77 mm (3.05 in). Tourism reaches near-peak levels, and humidity is at its lowest. The maxima of sunny hours can be observed in March.

April weather

As the tourist season continues in Les Trois Îlets, the increase in daytime temperature becomes more apparent, reaching 31 °C (87 °F). A slight uptick in nighttime temperatures begins this month. Rainy days begin to climb slightly to 15, as does the rainfall amount.

May weather

The tourism period is in full swing in Les Trois Îlets, with daytime temperatures ascending to 31 °C (88 °F). A notable increase in sea temperatures becomes apparent. Rainfall grows to 128 mm (5.04 in) and the number of rainy days sees a rise to 16. Nighttime temperatures maintain their upward trajectory, now at 25 °C (76 °F).

June weather

June in Les Trois Îlets marks the onset of the wet season, as evidenced by rising rainfall, measuring 166 mm (6.53 in), and an increasing number of rainy days at 19. A slight decline in the number of sunny hours is observed, and the days are lengthiest, averaging 13 hours. The wind speed peaks at 5.

July weather

The continued wet season in Les Trois Îlets witnesses a peak in the number of rainy days at 22 and an elevation in rainfall amounts to 209 mm (8.23 in). The peak of nighttime temperatures is also seen, registering 25 °C (77 °F).

August weather

Nearing the zenith of the wet season, August in Les Trois Îlets sees daytime temperatures begin their ascent to 32 °C (89 °F), while a rise in sea temperatures is also detected. The rise in the number of sunny hours is also noticeable, and rainfall continues its increment to 246 mm (9.69 in).

September weather

The lingering wet season in Les Trois Îlets is marked by the highest daytime temperatures at 32 °C (89 °F), and an apex in sea temperatures at 29 °C (84 °F). A decrease in rainfall is noted, and the number of sunny hours begins to reduce.

October weather

With the beginning of the retreat of rainy days in Les Trois Îlets, the count stands at 21, whereas rainfall amounts show a paradoxical increase. The wet season is in its full course. Sunny hours are at their minimal values, and the lowest wind speeds are observed, at 3. Humidity reaches its climax in October.

November weather

In November, Les Trois Îlets continues to experience the wet season, with a beginning decrease in day and night temperatures. Rainy days are on the rise yet again to 22, while the rainfall amount attains its maximum.

December weather

December in Les Trois Îlets witnesses a starting descent in sea temperatures, recorded at 27 °C (81 °F), and a continued drop in day temperatures to 30 °C (85 °F). The decrease in rainy days is counted at 19, while a commencing drop in rainfall amount is noted. The drop in nighttime temperatures is also visible, and the day length reaches its lowest.

What is the sea temperature in Les Trois Îlets in January?

In January, the sea temperature in Les Trois Îlets is a pleasant 27 °C (80 °F), ideal for extended periods of swimming and enjoyment.

Is February a good time to visit Les Trois Îlets?

February offers an idyllic setting for a vacation in Les Trois Îlets, with agreeable daytime temperatures of 29 °C (84 °F) and sea temperatures conducive to swimming, averaging 26 °C (80 °F).

Is March in Les Trois Îlets affected by the wet season?

March is free from the wet season in Les Trois Îlets, with the expectation of only 14 of rain throughout the month.

How warm is it in Les Trois Îlets during April?

April in Les Trois Îlets brings with it pleasantly warm weather that offers comfort without excessive heat.

What are the expected daytime temperatures in Les Trois Îlets during May?

Expect an average daytime temperature of 31 °C (88 °F) in Les Trois Îlets during May, perfect for lounging by the water.

What is the nighttime temperature in Les Trois Îlets in June?

In June, Les Trois Îlets enjoys an average nighttime temperature of 25 °C (77 °F), perfect for evening activities.

How many days of rain occur in July in Les Trois Îlets?

July in Les Trois Îlets is characterized by a high of 22 of rain.

What is the relative humidity in Les Trois Îlets during August?

In August, expect a relative humidity of 81 % in Les Trois Îlets, slightly above average.

What are the wind conditions like in Les Trois Îlets during September?

September in Les Trois Îlets has moderate wind speeds, averaging 4

What amount of sunshine is typical for October in Les Trois Îlets?

October in Les Trois Îlets offers an average of 7 hours of sunshine per day.

Does Les Trois Îlets have a dry season in November?

November in Les Trois Îlets is part of the wet season, with rain expected on approximately 22.

How frequent are rainy days in December in Les Trois Îlets?

In December, Les Trois Îlets typically has 19 of rainfall, amounting to about 64 % of the month.