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With daytime temperatures of 29°C (84°F) and nighttime lows of 26°C (79°F), September in Les Anses-dʼArlets brings high temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 141 mm (5.6 in) falls on average.
If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Les Anses-dʼArlets. Our weather planner can help you explore destinations with more pleasant weather conditions.
Pick a month to see the average temperature, rainfall and sunshine in Les Anses-dʼArlets - and find the best time to visit.
48-year average (1976-2025)
Based on our historical records, temperatures in Les Anses-dʼArlets typically stay consistent throughout September, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 24°C (75°F).
Browse day-by-day weather records for Les Anses-dʼArlets spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Our historical data for Les Anses-dʼArlets spans 1999 to 2025, revealing these weather extremes.
Find out more about the weather in Martinique and which places have the best travel conditions in this month. See all of Martinique in September →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Warm but pleasant conditions in Les Anses-dʼArlets in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags. With water temperatures around 29°C (84°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Les Anses-dʼArlets climate overview or explore weather in Martinique.
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