Sainte Marie Island weather in August 2025

Expect 25°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Sainte Marie Island in August. Check more long-term weather averages for Sainte Marie Island in August before you book your next holiday to Madagascar in 2025/2026.

  • 25°C maximum daytime temperature in August in Sainte Marie Island25
    25°C max day temperature
  • 7 hours of sunshine per day
  • 20 days with some rainfall in August in Sainte Marie Island20
    20 days with some rainfall
  • 17°C minimum night-time temperature in August in Sainte Marie Island17
    17°C min night temperature
  • 12 hours of daylight per day in August in Sainte Marie Island12
    12 hours of daylight per day
  • Low heat & humidity in August in Sainte Marie IslandL
    Low heat & humidity
  • 169 mm monthly rainfall in August in Sainte Marie Island169
    169 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in August in Sainte Marie Island9
    9 (Very High) UV index
  • 24°C sea temperature in August in Sainte Marie Island24
    24°C sea temperature

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The August weather guide for Madagascar (Sainte Marie Island) 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 Sainte Marie Island in August?

Daytime temperatures usually reach 25°C in Sainte Marie Island in August with low heat and humidity, falling to 17°C at night.

How sunny is it in Sainte Marie Island in August?

There are normally 7 hours of bright sunshine each day in Sainte Marie Island in August - that's 57% of daylight hours.

How warm is the sea around Sainte Marie Island in August?

The average sea temperature around Sainte Marie Island in August is 24°C.

Does it rain in Sainte Marie Island in August?

There are usually 20 days with some rain in Sainte Marie Island in August and the average monthly rainfall is 169mm.

Sainte Marie Island August sunrise & sunset times

Browse the sunrise and sunset times for Sainte Marie Island in August 2025. Select a month to view Sainte Marie Island sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 06:06 17:28
Saturday, 16th August 2025 05:59 17:32
Sunday, 31st August 2025 05:48 17:34

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