Climate averages 1991–2020
Weather in Haiti in September
In September, average daytime highs across the 18 cities listed in Haiti range from 29.3°C in Cap-Haïtien to 32.6°C in Dessalines. Monthly rainfall ranges from 43 mm in Arcahaie to 223 mm in Port-au-Prince.
Long-term climate patterns, not a forecast for a particular trip.
City by city
September in Haiti
| City | Average highHigh / low | Average low | Rainfall mm | Rain days |
|---|---|---|---|---|
| Port-au-Prince | 32.1°C24.5°C | 24.5°C | 223 | 25.4 |
| Carrefour | 30.9°C24.7°C | 24.7°C | 180 | 23.5 |
| Pétionville | 29.7°C22.7°C | 22.7°C | 223 | 25.4 |
| Port-de-Paix | 31.3°C25.8°C | 25.8°C | 94 | 20.2 |
| Saint-Marc | 31.2°C25.5°C | 25.5°C | 97 | 20.8 |
| Cité Soleil | 32.3°C25.0°C | 25.0°C | 223 | 25.4 |
| Croix-des-Bouquets | 32.1°C25.0°C | 25.0°C | 223 | 25.4 |
| Dessalines | 32.6°C24.1°C | 24.1°C | 158 | 22.4 |
| Jacmel | 29.4°C25.1°C | 25.1°C | 137 | 22.3 |
| Cap-Haïtien | 29.3°C25.5°C | 25.5°C | 101 | 22.2 |
| Léogâne | 30.8°C24.8°C | 24.8°C | 121 | 19.4 |
| Arcahaie | 31.1°C24.7°C | 24.7°C | 43 | 8.3 |
| Les Cayes | 31.4°C25.4°C | 25.4°C | 100 | 16.3 |
| Tigwav | 31.4°C26.3°C | 26.3°C | 121 | 19.4 |
| Jérémie | 30.1°C25.8°C | 25.8°C | 59 | 12.9 |
| Saint-Michel de l'Atalaye | 30.2°C21.6°C | 21.6°C | 182 | 24.2 |
| Miragoâne | 31.4°C26.2°C | 26.2°C | 129 | 21.8 |
| Gonaïves | 31.4°C24.7°C | 24.7°C | 85 | 17.1 |
A rain day is a local calendar day with at least 1 mm of precipitation.