Antananarivo weather in September
Temperature, rain and sunshine in September: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in September
Excellent
Best time to visit: April – October
What is the weather like in Antananarivo in September?
In September, Antananarivo is warm: daytime highs average 23 °C, and nights cool down to about 11 °C. The sun shines for around 7 hours a day. It hardly ever rains. All in all, September is an excellent month for a holiday in Antananarivo.
September compared
How the weather changes from August to October. Tap a month to open it.
| AugustAug | SeptemberSep | OctoberOct | |
|---|---|---|---|
| Score | 91 | 94 | 90 |
| Day | 20° | 23° | 25° |
| Night | 10° | 11° | 14° |
| Sun | 6 h | 7 h | 7 h |
| Rain days | 1 | 1 | 6 |
More details for September
- Daylight
- 11 h 58 min05:46 – 17:44
- UV index
- 11 · extremeclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 18 km/haverage daily peakAll months
- Cloud cover
- 43 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC+3Indian/Antananarivo
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %68 %
- Few rainy daysweight 30 %100 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in September
- Sunscreen
- Sunglasses & sun hat
- A jumper for the evenings
Antananarivo in September: quick answers
Is Antananarivo hot in September?
Warm rather than hot: in September, daytime highs in Antananarivo average 23 °C and nights cool to about 11 °C.
Does it rain much in Antananarivo in September?
It hardly ever rains.
Antananarivo month by month
The whole year in AntananarivoAll destinations: MadagascarWhere to go in September
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences