The temperatures in Antananarivo in September are comfortable with low of 11°C and and high up to 23°C.
There is little to no rain in Antananarivo during September, so it’s a lot easier to explore the city. Just remember to dress in warm layers, as it can still get pretty chilly.
Our weather forecast can give you a great sense of what weather to expect in Antananarivo in September 2025.
If you’re planning to visit Antananarivo in the near future, we highly recommend that you review the 14 day weather forecast for Antananarivo before you arrive.
Temperatures
23° / 11°
Rainy Days
0
Snowy Days
0
Dry Days
30
Rainfall
9
mm
Sun Hours
11.8
Hrs