September weather forecast
Benin

September in Benin signifies the end of the wet season, particularly in the southern parts of the country. Average rainfall decreases to 100mm (3.94"), marking a significant reduction from the high levels observed in the previous months.

Temperature averages during September remain consistent, ranging from 24°C (75.2°F) to 32°C (89.6°F). Southern cities such as Cotonou and Porto-Novo see minimum temperatures of 24°C (75.2°F), while in northern cities like Kandi and Natitingou, nighttime temperatures cool down to approximately 22°C (71.6°F). The overall climate remains warm, but the decrease in rainfall and humidity levels make the weather more bearable than during the peak wet season.

With the end of the wet season, the frequency of rainfall diminishes, and the humidity levels start to fall. However, September still experiences occasional showers, and the landscape retains its lush greenery from the recent rains.

Looking ahead to October, the transition towards the dry season continues, with a further decrease in rainfall and sustained high temperatures. The commencement of the dry season marks a shift in the overall weather pattern, offering more predictable and less humid conditions.

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• Porto Novo - September »
  The months with the highest humidity in Porto Novo are July through September, with an average relative humidity of 81%. July through September, with an average relative humidity of 81%, are the most humid months in Porto Novo.
• Cotonou - September »
  In Cotonou in September, the average water temperature is 26°C (78.8°F). The arrival of September in Cotonou brings an average high-temperature of a still warm 28.4°C (83.1°F), closely following the temperature pattern of August.
• Parakou - September »
  The average heat index, which factors the actual air temperature with the relative humidity, in September is evaluated at 37°C (98.6°F). In Parakou, Benin, in September, it is raining for 23.5 days, with typically 100mm (3.94") of accumulated precipitation.
• Djougou - September »
  In Djougou, during September, the rain falls for 22.6 days and regularly aggregates up to 93mm (3.66") of precipitation. On the last day of September, in Djougou, sunrise is at 06:41 and sunset at 18:44 WAT.
• Bohicon - September »
  In Bohicon in September, during 26.5 rainfall days, 119mm (4.69") of precipitation is typically accumulated. The most humid month in Bohicon is September, with an average relative humidity of 84%.
• Kandi - September »
  In Kandi, during September, the rain falls for 17.6 days and regularly aggregates up to 66mm (2.6") of precipitation. Moving to September, Kandi still experiences substantial rainfall though less than August at 66mm (2.6") over 17.6 days.
• Natitingou - September »
  In Natitingou during September, the rain falls for 26.4 days and regularly aggregates up to 125mm (4.92") of precipitation. In Natitingou, during September, the rain falls for 26.4 days and regularly aggregates up to 125mm (4.92") of precipitation.
• Ouidah - September »
  The month with the most snowfall days in Ouidah is September, when snow falls for 0.1 days. The month with the most snowfall days in Ouidah is September, when snow falls for 0.1 days.
• Abomey - September »
  In Abomey, during September, the rain falls for 13 days and regularly aggregates up to 140mm (5.51") of precipitation. In Abomey, during September, the rain falls for 13 days and regularly aggregates up to 140mm (5.51") of precipitation.
• Save - September »
  In September, the average heat index, which calculates the temperature value influenced by the moisture in the air, is computed to be 41°C (105.8°F). In Save in September, it is raining for 26.5 days, with typically 119mm (4.69") of accumulated precipitation.
• Tchaourou - September »
  September is the month with the most rainfall in Tchaourou, with 213mm (8.39") of accumulated precipitation. September in Tchaourou is marked by a gradual shift in weather conditions, with the storm clouds of the rainy season beginning to disperse.