Port-au-Prince weather in September 2025

Expect daytime maximum temperatures of 32°C in Port-au-Prince, Haiti in September and very high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with 14 days with some rainfall and typically 166 mm of rainfall in the month.

  • 32°C maximum daytime temperature in September in Port-au-Prince32
    32°C max day temperature
  • 7 hours of sunshine per day
  • 14 days with some rainfall in September in Port-au-Prince14
    14 days with some rainfall
  • 22°C minimum night-time temperature in September in Port-au-Prince22
    22°C min night temperature
  • 12 hours of daylight per day in September in Port-au-Prince12
    12 hours of daylight per day
  • Very high heat & humidity in September in Port-au-PrinceVH
    Very High heat & humidity
  • 166 mm monthly rainfall in September in Port-au-Prince166
    166 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Port-au-Prince11
    11+ (Extreme) UV index
  • 30°C sea temperature in September in Port-au-Prince30
    30°C sea temperature

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The September weather guide for Haiti (Port-au-Prince) 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.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Port-au-Prince in September?

Daytime temperatures usually reach 32°C in Port-au-Prince in September with very high heat and humidity, falling to 22°C at night.

How sunny is it in Port-au-Prince in September?

There are normally 7 hours of bright sunshine each day in Port-au-Prince in September - that's 59% of daylight hours.

How warm is the sea around Port-au-Prince in September?

The average sea temperature around Port-au-Prince in September is 30°C.

Does it rain in Port-au-Prince in September?

There are usually 14 days with some rain in Port-au-Prince in September and the average monthly rainfall is 166mm.

What is the chance of a hurricane in Port-au-Prince in September?

On average less than 1 day in September in Port-au-Prince is likely to be affected by the passage of one or more tropical storms.

Port-au-Prince September sunrise & sunset times

Browse the sunrise and sunset times for Port-au-Prince in September 2025. Select a month to view Port-au-Prince sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:35 18:03
Monday, 15th September 2025 05:37 17:51
Tuesday, 30th September 2025 05:40 17:38

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