Saint-Denis
Reunion
Long-term weather forecast
Long-term weather forecast
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May weather forecast and Climate
Saint-Denis, Reunion

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An aerial panoramic shot of the glorious landscape of the Saint-Denis city, on Reunion Island
An aerial panoramic shot of the glorious landscape of the Saint-Denis city, on Reunion Island
  • The average high temperature in May: 27.5°C

Warmest months (with the highest average high temperature) are January and February (30.1°C).
The month with the lowest average high temperature is July (25.2°C).

  • The average low temperature in May: 20.6°C

The month with the highest average low temperature is February (23.7°C).
The coldest month (with the lowest average low temperature) is August (18°C).

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  • The average rainfall in May: 97.6mm

The wettest month (with the highest rainfall) is February (351mm).
The driest month (with the lowest rainfall) is October (43.4mm).

  • The average rainfall days in May: 9.6 days

The month with the highest number of rainy days is February (14.3 days).
The month with the lowest number of rainy days is November (5.9 days).

  • The average sea temperature in May: 26.7°C

The best month for swimming (with the highest average sea temperature) is March (28.5°C).
Coldest months (with the lowest average sea temperature) are August and September (23.8°C).

  • The average daylight in May: 11h

Months with the longest days are January, February, October, November and December (Average daylight: 13h).
Months with shortest days are May, June, July and August (Average daylight: 11h).

  • The average sunshine in May: 6.9h

Months with most sunshine are April and December (Average sunshine: 7.4h).
Months with least sunshine are January and October (Average sunshine: 6.8).

  • The average UV index in May: 7

Months with the highest UV index are January, February, March, November and December (UV index 12).
Months with the lowest UV index are June and July (UV index 6).

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