The weather in Port Au Prince in September is hot. The average temperatures are between 18°C and 32°C. Usually the days in September are hot while the nights are a bit cooler.
There’s going to be many days of rain during the month of September in Port Au Prince.
Port Au Prince should expect an average of 15 to 22 days of rain, so be sure to bring along a waterproof jacket to stay dry this month!
Our weather forecast can give you a great sense of what weather to expect in Port Au Prince in September 2025.
If you’re planning to visit Port Au Prince in the near future, we highly recommend that you review the 14 day weather forecast for Port Au Prince before you arrive.
Temperatures
32° / 18°
Rainy Days
17
Snowy Days
0
Dry Days
13
Rainfall
287
mm
Sun Hours
11.7
Hrs
