September weather forecast
Haiti

September marks a period of transition in Haiti's climate, as the country moves towards the second peak of its wet season. During this month, temperatures remain high, typically ranging from 24°C (75.2°F) to 32°C (89.6°F), providing continued warmth despite the increasing rainfall.

In Port-au-Prince, temperatures continue to fluctuate between 24°C (75.2°F) and 32°C (89.6°F), mirroring the national trend. However, the city experiences a notable increase in rainfall, with approximately 174mm (6.85") of precipitation. This makes September one of the wetter months of the year in Port-au-Prince. Similarly, the elevated region of Kenscoff sees a rise in rainfall, while temperatures can drop to 17°C (62.6°F) at night due to its higher altitude.

The length of daylight starts to decrease in September, with approximately 10 hours of sunshine per day. Nevertheless, these hours provide sufficient time for outdoor activities during the drier periods of the day. Sea temperatures off Haiti's coast remain warm at 29°C (84.2°F), despite the increased rainfall.

Compared to August, September experiences a similar temperature range but with a significant increase in rainfall. This trend signals the start of the second rainfall peak in Haiti's annual weather cycle, which extends into October. Although September does not break records for the highest temperatures or rainfall, the combination of heat and increased precipitation makes it a distinct period in Haiti's climate calendar.

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• Port-au-Prince - September »
  With an average sea temperature of 29.8°C (85.6°F), September is the month with the warmest seawater in Port-au-Prince, Haiti. In Port-au-Prince, Haiti, during September, the rain falls for 22.4 days and regularly aggregates up to 135mm (5.31") of precipitation.
• Cap-Haitien - September »
  The warmest period in Cap-Haitien, Haiti, falls in June through September, when the average high-temperature reaches 32°C (89.6°F). With an average sea temperature of 29.6°C (85.3°F), September is the month with the warmest seawater in Cap-Haitien.
• Carrefour - September »
  The month with the warmest seawater in Carrefour is September, with an average sea temperature of 29.8°C (85.6°F). With an average sea temperature of 29.8°C (85.6°F), September is the month with the warmest seawater in Carrefour.
• Delmas - September »
  The month with the most rainfall in Delmas is September, when the rain falls for 20.2 days and typically aggregates up to 79mm (3.11") of precipitation. The month with the warmest seawater in Delmas is September, with an average sea temperature of 29.8°C (85.6°F).
• Croix-des-Bouquets - September »
  In September, in Croix-des-Bouquets the rain falls for 22.4 days. On the first day of September in Croix-des-Bouquets, sunrise is at 06:34 and sunset at 19:03.
• Les Cayes - September »
  With an average sea temperature of 29.8°C (85.6°F), September is the month with the warmest seawater in Les Cayes, Haiti. January, May, June, September through December, with an average of 7h of sunshine, are months with the least sunshine in Les Cayes, Haiti.
• Jacmel - September »
  In Jacmel, Haiti, in September, it is raining for 19.3 days, with typically 71mm (2.8") of accumulated precipitation. The month with the warmest seawater in Jacmel is September, with an average sea temperature of 29.6°C (85.3°F).
• Saint-Marc - September »
  September is the month with the warmest seawater in Saint-Marc with an average sea temperature of 29.9°C (85.8°F). The month with the warmest seawater in Saint-Marc is September, with an average sea temperature of 29.9°C (85.8°F).
• Port-de-Paix - September »
  On the first day of September in Port-de-Paix, sunrise is at 06:35 and sunset at 19:06. Despite entering the last leg of the year, September retains the heightened warmth in the Haitian city of Port-de-Paix.
• Jeremie - September »
  With an average sea temperature of 29.9°C (85.8°F), September is the month with the warmest seawater in Jeremie, Haiti. In Jeremie in September, the average water temperature is 29.9°C (85.8°F).
• Miragoane - September »
  With an average sea temperature of 29.8°C (85.6°F), September is the month with the warmest seawater in Miragoane. In Miragoane, in September, the average water temperature is 29.8°C (85.6°F).