Antsiranana weather in September 2025

Expect 29°C daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Antsiranana in September. Check more long-term weather averages for Antsiranana in September before you book your next holiday to Madagascar in 2025/2026.

  • 29°C maximum daytime temperature in September in Antsiranana29
    29°C max day temperature
  • 10 hours of sunshine per day
  • 6 days with some rainfall in September in Antsiranana6
    6 days with some rainfall
  • 20°C minimum night-time temperature in September in Antsiranana20
    20°C min night temperature
  • 12 hours of daylight per day in September in Antsiranana12
    12 hours of daylight per day
  • Moderate heat & humidity in September in AntsirananaM
    Moderate heat & humidity
  • 11 mm monthly rainfall in September in Antsiranana11
    11 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Antsiranana11
    11+ (Extreme) UV index
  • 24°C sea temperature in September in Antsiranana24
    24°C sea temperature

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The September weather guide for Madagascar (Antsiranana) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Antsiranana in September?

Daytime temperatures usually reach 29°C in Antsiranana in September with moderate heat and humidity, falling to 20°C at night.

How sunny is it in Antsiranana in September?

There are normally 10 hours of bright sunshine each day in Antsiranana in September - that's 81% of daylight hours.

How warm is the sea around Antsiranana in September?

The average sea temperature around Antsiranana in September is 24°C.

Does it rain in Antsiranana in September?

There are usually 6 days with some rain in Antsiranana in September and the average monthly rainfall is 11mm.

Antsiranana September sunrise & sunset times

Browse the sunrise and sunset times for Antsiranana in September 2025. Select a month to view Antsiranana sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:47 17:39
Monday, 15th September 2025 05:37 17:39
Tuesday, 30th September 2025 05:27 17:39

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