Ouest (Port-au-Prince)
September
Weather in Ouest for September 2025
Your guide to Ouest weather in September - trends and predictions
In general, the average temperature in Ouest at the beginning of September is 33 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 32.4 °C by the end of September.
Ouest experiences an exceptionally high level of rainfall in September, with more than 24 rainy days on average.
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Temperatures
Rain 🌧️
More
5
Dry days
25
Rainy days
0
Snow days
33°/19°
Temperatures
11 km/h
Avg max wind
73 %
Avg humidity
Ouest in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  35° | 2 32° | 3 33° | 4  33° | 5  32° | 6 32° | 7  34° |
| 8 34° | 9 34° | 10 33° | 11 33° | 12  32° | 13 32° | 14 33° |
| 15  34° | 16 34° | 17 35° | 18 34° | 19  34° | 20 32° | 21 32° |
| 22 31° | 23 32° | 24  32° | 25  33° | 26 33° | 27 33° | 28 32° |
| 29 32° | 30 32° |
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Temperatures trend during September in Ouest
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Patchy rain possible | 35° /19° | 4.6 mm | 8 | |
| 2 Sept. | Patchy rain possible | 32° /19° | 4.9 mm | 7 | |
| 3 Sept. | Light rain shower | 33° /18° | 6.2 mm | 7 | |
| 4 Sept. | Patchy light rain with thunder | 33° /18° | 6.5 mm | 7 | |
| 5 Sept. | Moderate or heavy rain shower | 32° /18° | 5.1 mm | 7 | |
| 6 Sept. | Patchy rain possible | 32° /18° | 3.9 mm | 7 | |
| 7 Sept. | Sunny | 34° /18° | 1.8 mm | 8 | |
| 8 Sept. | Patchy rain possible | 34° /18° | 2.2 mm | 7 | |
| 9 Sept. | Patchy rain possible | 34° /19° | 9.5 mm | 7 | |
| 10 Sept. | Light rain shower | 33° /20° | 17.8 mm | 7 | |
| 11 Sept. | Patchy rain possible | 33° /19° | 7.7 mm | 7 | |
| 12 Sept. | Partly cloudy | 32° /19° | 12.6 mm | 8 | |
| 13 Sept. | Partly cloudy | 32° /19° | 7.3 mm | 8 | |
| 14 Sept. | Partly cloudy | 33° /17° | 3 mm | 8 | |
| 15 Sept. | Cloudy | 34° /18° | 2.8 mm | 7 | |
| 16 Sept. | Patchy rain possible | 34° /19° | 3.7 mm | 7 | |
| 17 Sept. | Patchy rain possible | 35° /20° | 2.8 mm | 8 | |
| 18 Sept. | Patchy rain possible | 34° /20° | 1 mm | 8 | |
| 19 Sept. | Overcast | 34° /21° | 0 mm | 8 | |
| 20 Sept. | Light rain shower | 32° /20° | 6 mm | 7 | |
| 21 Sept. | Patchy rain possible | 32° /21° | 1.9 mm | 7 | |
| 22 Sept. | Patchy light rain with thunder | 31° /21° | 2.6 mm | 8 | |
| 23 Sept. | Patchy light rain with thunder | 32° /20° | 20.1 mm | 7 | |
| 24 Sept. | Thundery outbreaks possible | 32° /20° | 0.8 mm | 7 | |
| 25 Sept. | Heavy rain at times | 33° /19° | 6.8 mm | 8 | |
| 26 Sept. | Light rain shower | 33° /20° | 3.9 mm | 8 | |
| 27 Sept. | Light rain shower | 33° /21° | 43 mm | 7 | |
| 28 Sept. | Light rain shower | 32° /21° | 13.2 mm | 7 | |
| 29 Sept. | Patchy light rain with thunder | 32° /20° | 16.2 mm | 7 | |
| 30 Sept. | Patchy rain possible | 32° /21° | 4.5 mm | 7 | |
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Important Notice
Our weather forecast for Ouest in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Ouest forecast closer to your planned date for the most up-to-date weather information.
Ouest in September - FAQ
What are the expected maximum and minimum temperatures in Ouest during September?
Expect warm days with temperatures around 33°, cooling to mild conditions of 19° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in Ouest during September?
Significant rainfall exceeding 160.9 mm is expected in Ouest during September, occurring over more than 25 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Ouest during September?
The average wind speed in Ouest during September is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Ouest in September?
As you prepare for your trip to Ouest in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Ouest, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Sandals/Flip-flops: Comfortable for warm climates
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
- Insect Repellent: For destinations with mosquitos or other insects
September rainfall patterns in Ouest
Explore the daily rainfall trends and prepare for Ouests September weather 💧
UV exposure in Ouest during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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