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Hourly Forecast
Daylight Hours
06:40
Sunrise
18:50
Sunset
Moon
New Moon
06:56
Moonrise
19:16
Moonset
Daily Forecast
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Monday
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Sunday
Air Quality Data Available
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UV Index
Humidity
Weather in Port-au-Prince tomorrow, September 12, 2026
Expect a muted, overcast feel in Port-au-Prince on September 12, 2026 as cloud persists. Brighter breaks, if they arrive, should stay brief. Expect a grey start, with morning cloud around 81% by 02:00. Outdoor plans early on should not rely on bright skies.
Expect highs of 37°C and cooler readings close to 26°C. The air stays humid, with relative humidity between 32% and 79% and the peak around 05:00. A lighter breeze peaks around 17:00 near 4.4 km/h.
Expect a more open afternoon, with limited cloud around 54% by 14:00. Residual damp risk should be lower than earlier. Visibility stays near 16.1 km. Sunrise is at 06:40 and sunset at 18:49, giving 12 hours 9 minutes of sunlight today.
Overall, Port-au-Prince on September 12, 2026 stays grey and muted, so outdoor plans may want a flexible backup even with a high near 37°C.
Frequently asked questions about weather in Port-au-Prince
How warm does it get in Port-au-Prince?
The warmest month in Port-au-Prince is July, with average high temperatures of 29°C. The average temperature during this period is around 25°C.
How cold does it get in Port-au-Prince?
The coldest month in Port-au-Prince is January, with average low temperatures of 17°C. The average temperature during this period is around 22°C.
What is the wettest time of year in Port-au-Prince?
The wettest month in Port-au-Prince is April, with an average of 216mm of precipitation.
What is the driest time of year in Port-au-Prince?
The driest month in Port-au-Prince is January, with an average of 31mm of precipitation.
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