September weather forecastMadagascar

Weather in September

September marks the beginning of the spring season in Madagascar and the start of a gradual increase in temperatures and rainfall. Despite the shifting weather, conditions for travel and wildlife viewing generally remain favourable throughout the month.

In the eastern and northeastern tropical regions, the average temperatures slightly increase, ranging from 17°C (62.6°F) to 22°C (71.6°F). Correspondingly, rainfall levels begin to rise, with the tropical rainforest and monsoon climate zones expecting to receive between 60mm (2.36") to 90mm (3.54") of rainfall.

The central subtropical region sees a slight increase in temperatures, with averages moving between 12°C (53.6°F) to 17°C (62.6°F). Rainfall starts to increase during September but remains at manageable levels for outdoor activities and exploration of the high plateaus.

The western warm steppe region maintains moderate temperatures, with averages from 22°C (71.6°F) to 27°C (80.6°F). Rainfall in this region continues to be minimal, with a slight increase signalling the end of the extremely dry winter season.

Comparing September to August, the temperatures in Madagascar start to warm up, and the rainfall begins to increase as the country transitions into the spring season. Moving into October, these trends continue, with further increases in temperatures and rainfall across the regions.

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• Antananarivo - September »
  With an average of 8.3h of sunshine, September has the most sunshine of the year in Antananarivo. As Antananarivo welcomes September, the average high-temperature stabilizes at a warm 23.6°C (74.5°F), showing little deviation from August's 21°C (69.8°F).
• Toamasina - September »
  The month with the least rainfall in Toamasina, Madagascar, is September, when the rain falls for 15 days and typically collects 121mm (4.76") of precipitation. September is the month with the coldest seawater in Toamasina, Madagascar, with an average sea temperature of 24.5°C (76.1°F).
• Antsirabe - September »
  On the first day of September in Antsirabe, Madagascar, sunrise is at 05:59 and sunset at 17:43. In Antsirabe in September, during 7.3 rainfall days, 9mm (0.35") of precipitation is typically accumulated.
• Fianarantsoa - September »
  On the first day of September in Fianarantsoa, sunrise is at 06:00 and sunset at 17:42. In Fianarantsoa, during September, the rain falls for 6.4 days and regularly aggregates up to 7mm (0.28") of precipitation.
• Mahajanga - September »
  In Mahajanga, Madagascar, in September, the average water temperature is 26.3°C (79.3°F). The months with the lowest humidity in Mahajanga are August and September, with an average relative humidity of 58%.
• Toliara - September »
  In Toliara in September, the average water temperature is 24.7°C (76.5°F). On the first day of September in Toliara sunrise is at 06:15 and sunset at 17:54.
• Ambovombe - September »
  The months with the least rainfall in Ambovombe are July and September Rain falls for 5.5 days and accumulates 8mm (0.31") of rain. The months with the least rainfall in Ambovombe are July and September Rain falls for 5.5 days and accumulates 8mm (0.31") of rain.
• Amparafaravola - September »
  In Amparafaravola, September carries a slight uptick in rainfall, amounting to 42mm (1.65") on average dispersed across 16.4 days. In Amparafaravola, in September, during 16.4 rainfall days, 42mm (1.65") of precipitation is typically accumulated.
• Vavatenina - September »
  The month with the least rainfall in Vavatenina is September, when the rain falls for 16.4 days and typically collects 42mm (1.65") of precipitation. On the last day of September, in Vavatenina sunrise is at 05:25 and sunset at 17:40 EAT.
• Morondava - September »
  The months with the coldest seawater in Morondava are July through September, with an average sea temperature of 25°C (77°F). In Morondava, in September, the average water temperature is 25°C (77°F).
• Ambanja - September »
  In Ambanja in September, during 18.5 rainfall days, 22mm (0.87") of precipitation is typically accumulated. January, June through September, with an average maximum UV index of 6, are months with the lowest UV index in Ambanja, Madagascar.