Martinique weather in September 2026

Expect daytime maximum temperatures of 30°C in Martinique in September and high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with 28 days with some rainfall and typically 233 mm of rainfall in the month.

  • 30°C maximum daytime temperature in September in Martinique (Fort-de-France)30
    30°C max day temperature
  • 7 hours of sunshine per day
  • 28 days with some rainfall in September in Martinique (Fort-de-France)28
    28 days with some rainfall
  • 24°C minimum night-time temperature in September in Martinique (Fort-de-France)24
    24°C min night temperature
  • 12 hours of daylight per day in September in Martinique (Fort-de-France)12
    12 hours of daylight per day
  • High heat & humidity in September in Martinique (Fort-de-France)H
    High heat & humidity
  • 233 mm monthly rainfall in September in Martinique (Fort-de-France)233
    233 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Martinique (Fort-de-France)11
    11+ (Extreme) UV index
  • 29°C sea temperature in September in Martinique (Fort-de-France)29
    29°C sea temperature

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The September weather guide for Martinique (Fort-de-France) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Martinique temperatures in September

Below are average maximum temperatures at popular countries, regions and places in Martinique in September. Select a holiday destination to see more weather parameters.

All Martinique destinations

How hot is it in Martinique in September?

Daytime temperatures usually reach 30°C in Fort-de-France, Martinique in September with high heat and humidity, falling to 24°C at night.

How sunny is it in Martinique in September?

There are normally 7 hours of bright sunshine each day in Fort-de-France, Martinique in September - that's 61% of daylight hours.

How warm is the sea around Martinique in September?

The average sea temperature around Fort-de-France, Martinique in September is 29°C.

Does it rain in Martinique in September?

There are usually 28 days with some rain in Fort-de-France, Martinique in September and the average monthly rainfall is 233mm.

What is the chance of a hurricane in Martinique in September?

On average 1.2 days in September in Fort-de-France, Martinique are likely to be affected by the passage of one or more tropical storms.

Martinique September sunrise & sunset times

Browse the sunrise and sunset times for Martinique in September 2026. Select a month to view Martinique sunrise and sunset times for the next 12 months. The Martinique sunrise and sunset times shown below are for Fort-de-France.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st September 2026 05:52 18:16
Tuesday, 15th September 2026 05:53 18:06
Wednesday, 30th September 2026 05:54 17:54

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