Weather in Port-au-Prince in September
September in Port-au-Prince is warm with average temperatures around 29.1°C (84.4°F). Light rainfall with only 49mm expected.
Data Note: Temperature values are 2001–2020 satellite/reanalysis grid averages from NASA POWER and may differ from airport station normals by a few degrees.
Temperature
High
31.9°C
89.4°F
Low
26.2°C
79.2°F
Precipitation
49 mm
1.9 inches
~11 rainy days
Conditions
Humidity
68%
Comparison to Adjacent Months
September is 26mm drier than October.