Sainte Marie Island weather in May 2025

Expect 28°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Sainte Marie Island in May. Check more long-term weather averages for Sainte Marie Island in May before you book your next holiday to Madagascar in 2025/2026.

  • 28°C maximum daytime temperature in May in Sainte Marie Island28
    28°C max day temperature
  • 7 hours of sunshine per day
  • 18 days with some rainfall in May in Sainte Marie Island18
    18 days with some rainfall
  • 19°C minimum night-time temperature in May in Sainte Marie Island19
    19°C min night temperature
  • 11 hours of daylight per day in May in Sainte Marie Island11
    11 hours of daylight per day
  • Moderate heat & humidity in May in Sainte Marie IslandM
    Moderate heat & humidity
  • 185 mm monthly rainfall in May in Sainte Marie Island185
    185 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in Sainte Marie Island8
    8 (Very High) UV index
  • 27°C sea temperature in May in Sainte Marie Island27
    27°C sea temperature

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The May 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 May?

Daytime temperatures usually reach 28°C in Sainte Marie Island in May with moderate heat and humidity, falling to 19°C at night.

How sunny is it in Sainte Marie Island in May?

There are normally 7 hours of bright sunshine each day in Sainte Marie Island in May - that's 59% of daylight hours.

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

The average sea temperature around Sainte Marie Island in May is 27°C.

Does it rain in Sainte Marie Island in May?

There are usually 18 days with some rain in Sainte Marie Island in May and the average monthly rainfall is 185mm.

Sainte Marie Island May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:53 17:22
Friday, 16th May 2025 05:58 17:16
Saturday, 31st May 2025 06:03 17:14

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