September weather forecast
Comoros

September in Comoros marks the transition from the cool, dry season back to the warmer, wetter part of the year. Temperatures start to increase slightly, with averages ranging from 20°C (68°F) to 25°C (77°F). Despite this increase, conditions remain relatively comfortable due to the continued low humidity.

In Moroni, the capital of Comoros, the weather during September mirrors that of the country as a whole. Temperatures are slightly warmer than during the peak of the cool, dry season, and rainfall starts to increase, although still remaining relatively low.

Rainfall in September begins to increase but remains comparatively low, with average precipitation typically remaining below 90mm (3.54"). The showers are generally light, and while they become a bit more frequent towards the end of the month, the overall conditions are still relatively dry.

Compared to August, September sees a slight increase in both temperatures and rainfall. This shift signals the gradual transition from the cool, dry season to the warmer, wet season. As September progresses, the frequency of rainfall slowly increases, and temperatures start to rise.

September continues to have ample daylight hours, despite being at the tail end of winter in the southern hemisphere. However, daylight duration begins to increase slightly as the southern hemisphere moves towards summer.

It's worth noting that September is well outside of the cyclone season, so the risk of cyclones is low. However, as the wet season approaches, the potential for heavier rainfall and more variable weather conditions gradually increases towards the end of the month.

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• Moroni - September »
  The month with the least rainfall is September, when the rain falls for 8.4 days and typically collects 11mm (0.43") of precipitation. In Moroni during September, the rain falls for 8.4 days and regularly aggregates up to 11mm (0.43") of precipitation.
• Fomboni - September »
  The month with the least rainfall in Fomboni is September, when the rain falls for 6.4 days and typically collects 8mm (0.31") of precipitation. The month with the least rainfall in Fomboni is September, when the rain falls for 6.4 days and typically collects 8mm (0.31") of precipitation.
• Ouani - September »
  The month with the least rainfall in Ouani is September, when the rain falls for 5 days and typically collects 49mm (1.93") of precipitation. July through September, with an average sea temperature of 26°C (78.8°F), are months with the coldest seawater in Ouani, Comoros.
• Moya - September »
  The month with the least rainfall in Moya, Comoros, is September, when the rain falls for 6.4 days and typically collects 8mm (0.31") of precipitation. In Moya during September, the rain falls for 6.4 days and regularly aggregates up to 8mm (0.31") of precipitation.
• Iconi - September »
  The month with the least rainfall in Iconi is September, when the rain falls for 8.4 days and typically collects 11mm (0.43") of precipitation. In Iconi, Comoros, during September, the rain falls for 8.4 days and regularly aggregates up to 11mm (0.43") of precipitation.
• Sima - September »
  The months with the least rainfall in Sima, Comoros, are August and September Rain falls for 9.9 days and accumulates 14mm (0.55") of rain. The months with the least rainfall in Sima are August and September Rain falls for 9.9 days and accumulates 14mm (0.55") of rain.
• Koni-Djodjo - September »
  The month with the least rainfall in Koni-Djodjo is September, when the rain falls for 6.4 days and typically collects 8mm (0.31") of precipitation. The month with the least rainfall in Koni-Djodjo is September, when the rain falls for 6.4 days and typically collects 8mm (0.31") of precipitation.