Fort-de-France Weather in September

Average temperatures, rainfall, sunshine and the best places to visit in Fort-de-France, Martinique in September.

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Fort-de-France Trois Rivières

Planning a getaway to Fort-de-France, Martinique this September and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What to Expect in Fort-de-France in September

Fort-de-France, Martinique is a region in Martinique. September in Fort-de-France generally has warm temperatures, with high precipitation.

Temperatures

You can expect warm maximum daytime temperatures of around 30°C (86°F) and nighttime temperatures around 26°C (79°F) in Fort-de-France. These night and day temperatures are average and some days may be even warmer. So be prepared and dress for the heat.

To learn more about the conditions in specific areas of Fort-de-France, Martinique, check out the map below.

Precipitation

In September, precipitation varies across different areas. From high rainfall in Fort-de-France with an average of 140 mm (5.5 in) to high rainfall in Trois Rivières with 154 mm (6.1 in).

Average sunshine

Many locations offer abundant sunshine during this month. For instance, Fort-de-France enjoys approximately 219 hours of sunlight, ideal for those seeking sunny weather.

Explore Fort-de-France by month

Pick a month to see the average temperature, rainfall and sunshine in Fort-de-France — and find the best time to visit. (based on Fort-de-France)

January28°C (82°F) February27°C (81°F) March28°C (82°F) April28°C (82°F) May29°C (84°F) June29°C (84°F) This monthJuly29°C (84°F) August30°C (86°F) September30°C (86°F) October29°C (84°F) November29°C (84°F) December28°C (82°F)
Best Time to Visit Fort-de-France →

Best Places to Visit in Fort-de-France in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Fort-de-France.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

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).

Popular Destinations in Fort-de-France

What is the weather like in September for some of the most popular destinations in Fort-de-France, Martinique?

Temperature range in Fort-de-France (September)

Precipitation variation in Fort-de-France (September)

Fort-de-France

In September Fort-de-France generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 26°C (79°F) and high monthly rainfall. So on average the conditions are tolerable that month.

« August
September
October »
August
September
October
Max temperature
30°C (86°F)
30°C (86°F)
29°C (84°F)
Min temperature
26°C (79°F)
26°C (79°F)
26°C (79°F)
Monthly sun hours
256 hours
219 hours
223 hours
Monthly rainfall
127 mm (5 in)
140 mm (5.5 in)
147 mm (5.8 in)
Monthly rainy days
22 days
27 days
19 days
Weather conditions
tolerable
tolerable
pleasant
Climate in Fort-de-France →

Trois Rivières

In September Trois Rivières generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 26°C (79°F) and high monthly rainfall. So on average the conditions are pleasant that month.

« August
September
October »
August
September
October
Max temperature
29°C (84°F)
29°C (84°F)
29°C (84°F)
Min temperature
26°C (79°F)
26°C (79°F)
26°C (79°F)
Monthly sun hours
256 hours
219 hours
223 hours
Monthly rainfall
147 mm (5.8 in)
154 mm (6.1 in)
162 mm (6.4 in)
Monthly rainy days
21 days
27 days
18 days
Weather conditions
pleasant
pleasant
pleasant
Climate in Trois Rivières →

Is your destination not in the list? Have a look at all destinations in Fort-de-France, in Martinique.

In our records: Martinique September extremes

Notable September records observed across cities in Martinique in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • In our records, the warmest September day in Martinique reached 38°C (100°F) in Tartane on September 24, 2002.

Popular cities in September

Day & night temperatures, rainfall and average weather in Fort-de-France in September.

City Weather Day temp Night temp Rainfall
Fort-de-France 30°C (86°F) 26°C (79°F) 140 mm (5.5 in)
Trois Rivières 29°C (84°F) 26°C (79°F) 154 mm (6.1 in)

Fort-de-France weather in September: frequently asked questions

What is the weather like in Fort-de-France, Martinique in September?

Fort-de-France, Martinique typically experiences unpleasant weather in September, part of the season. Daytime highs in Fort-de-France average around 30°C (86°F), and temperatures drop to about 26°C (79°F) at night.

What is the average temperature in Fort-de-France, Martinique in September?

Daytime temperatures in Fort-de-France peak at roughly 30°C (86°F) in September, dropping to about 26°C (79°F) overnight.

Does Fort-de-France, Martinique get a lot of rain in September?

Yes, September tends to be a wetter month in Fort-de-France, Martinique. Average rainfall in Fort-de-France sits around 140 mm (5.5 in).

Is September a Good Time to Visit Fort-de-France, Martinique?

In our opinion, September may not be the ideal time to visit Fort-de-France, Martinique due to the typically tolerable weather in Fort-de-France.

Generally speaking, the best visiting conditions can be found in January, February, March, April, May, June and December offering mostly perfect weather in Fort-de-France. On the other hand, the months of August and September tend to have unpleasant weather conditions.

Interested in more climate information?

We have much more information about the climate in Fort-de-France.

Weather and climate has detailed information for every country in the world. Are you going to Martinique? Get detailed historical weather averages for many cities in Martinique.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.