Monthly weather forecast and climate
Saint-Denis, Reunion

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

What are the warmest months in Saint-Denis?

January and February, with an average high-temperature of 30.1°C (86.2°F), are warmest months in Saint-Denis.

How much does it rain in Saint-Denis?

In Saint-Denis, Reunion, during the entire year, the rain falls for 119.3 days and collects up to 1658.6mm (65.3") of precipitation.

What is the rainiest month in Saint-Denis?

February is the month with the most rainfall in Saint-Denis. Rain falls for 14.3 days and accumulates 351mm (13.8") of precipitation.

What is the month with the warmest sea water in Saint-Denis?

Month with the warmest seawater is March, with an average sea temperature of 28.5°C (83.3°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

What is the coldest month in Saint-Denis?

July is the coldest month, with an average high-temperature of 25.2°C (77.4°F) and an average low-temperature of 18.1°C (64.6°F).

When is the sea coldest in Saint-Denis?

August and September, with an average sea temperature of 23.8°C (74.8°F), are months with the coldest seawater in Saint-Denis. For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 23.8°C (74.8°F).

What is the driest month in Saint-Denis?

October is the month with the least rainfall. Rain falls for 7.1 days and accumulates 43.4mm (1.7") of precipitation.
Average temperature - Saint-Denis, Reunion
Average rainfall - Saint-Denis, Reunion

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

Average rainfall days - Saint-Denis, Reunion

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).

Average sea temperature - Saint-Denis, Reunion

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).

Average daylight / Average sunshine - Saint-Denis, Reunion

The month with the longest days is December (Average daylight: 13.4h).
The month with shortest days is June (Average daylight: 10.9h).

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

Average UV index - Saint-Denis, Reunion
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