Weather in Fort-de-France in September 2025
- September is usually the hottest month of the year in Fort-de-France;
Average weather
Average temperature in Fort-de-France in September
Going from a maximum of +30°C during the day to a minimum of +26°C during the night, the temperature in September averages around +30°C.
The average maximum temperature goes up 0% by the end of the month, compared with the beginning of the month, from +29°C to +29°C.
Is Fort-de-France warm or cold in September?
Fort-de-France is typically warm in September.
Maximum temperatures go up compared to the previous month from +28°C to +29°C. The minimum temperature also goes up from +26°C to +26°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
September is the hottest month in Fort-de-France, here is the comparison with other months:
Climate in Fort-de-France in September
| August | September | October | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +28°C | +29°C | +28°C | ||||
| Min. temperature | ||||||
| +23°C | +21°C | +22°C | ||||
| Max. temperature | ||||||
| +33°C | +35°C | +35°C | ||||
| Rainfall | ||||||
| 132 mm | 132 mm | 144 mm | ||||
| Wind | ||||||
| 5 m/s | 4 m/s | 4 m/s | ||||
| Humidity | ||||||
| 82% | 82% | 82% | ||||
| Air pressure | ||||||
| 1013 HPa | 1012 HPa | 1011 HPa | ||||
| Sunny days | ||||||
| 1 | 1 | 2 | ||||
| Cloudy days | ||||||
| 2 | 3 | 3 | ||||
| Rainy days | ||||||
| 28 | 26 | 26 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
September weather is still as ok as in August. It’s getting warmer as September arrives. The average maximum temperature goes up from +28°C to +29°C during the day. The rainfall amount in September stays the same as in the previous month with a 132 mm of total precipitation. Humidity levels don’t change as the month goes on, averaging around 82%. Winds are calmer in comparison to August, going down from 5 m/s to 4 m/s on average. The amount of sunny days stay about the same, averaging 1 sunny days during the month.
October brings much the same weather, it remains ok.
Wind
The average wind speed is 3 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Fort-de-France is gradually decreasing during September, going from 4 m/s to 2 m/s over the course of the month.
Rain
How was the weather last September in Fort-de-France?
Climate Change over Years
The climate in Fort-de-France in September has not changed much over the last 43 years.
The average temperature was the lowest in 1985 (+26°C) and the highest in 2013 (+30°C). The driest year was 2015 with only 679 mm of rainfall, and the wettest year was 2005 with 1456 mm.
FAQ
Is September a good time to visit Fort-de-France?
Can you sunbathe in Fort-de-France in September?
Is Fort-de-France rainy in September?
Is it sunny in Fort-de-France in September?
Monthly weather in Fort-de-France
Source of the data
For this page, we’ve looked at the typical weather in Fort-de-France, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
