May weather forecast
Reunion

May in Reunion marks the onset of the cooler, drier winter season. Coastal regions experience temperatures between 21°C (69.8°F) to 26°C (78.8°F), a noticeable drop from the preceding months. The highlands, where the climate is generally cooler, see temperatures ranging from 15°C (59°F) to 20°C (68°F).

Cities like Saint-Denis and Saint-Pierre mirror these temperature patterns, and the reduced humidity levels make the cooler temperatures feel quite comfortable. As the heat of the summer recedes, outdoor activities become more pleasant and enjoyable.

May also sees a significant reduction in rainfall across the island. The eastern coast and the mountainous regions receive between 100mm (3.94") to 200mm (7.87") of rainfall, a substantial decrease from the summer months. The western coast continues to enjoy drier conditions, with considerably less precipitation due to the island's rain shadow effect.

When comparing May to the preceding month of April, the weather is noticeably cooler and drier. As the island transitions into June, these winter conditions continue, with even lower temperatures and less rainfall, marking a clear shift away from the hot, wet summer months.

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• Saint-Denis - May »
  On the first day of May sunrise is at 06:35 and sunset at 17:55. On the first day of May in Saint-Denis, sunrise is at 06:35 and sunset at 17:55.
• Saint-Paul - May »
  In Saint-Paul, Reunion, in May, it is raining for 18.8 days, with typically 38mm (1.5") of accumulated precipitation. On the first day of May in Saint-Paul, sunrise is at 06:35 and sunset at 17:56.
• Saint-Pierre - May »
  As Saint-Pierre moves into May, the weather begins to dry up, giving way to a significant decrease in rainfall, which falls to 44mm (1.73"), ushering in the driest period of the year. The month with the least sunshine in Saint-Pierre, Reunion, is May, with an average of 6.9h of sunshine.
• Saint-Louis - May »
  Despite the year progressing, May in Saint-Louis, Reunion, carries forward the lower rainfall pattern from April, reducing further to 44mm (1.73"). The month with the least sunshine in Saint-Louis is May, with an average of 6.9h of sunshine.
• Le Port - May »
  Le Port, Reunion, welcomes a relatively cooler May compared to the preceding months of the year. Between 25°C (77°F) and 29°C (84.2°F), water temperature is typically considered very warm and pleasurable by everyone.
• Saint-Joseph - May »
  Water temperatures between 25°C (77°F) and 29°C (84.2°F) are regarded as very warm, ensuring all water activities are pleasurable for extended periods without feeling uneasy. On the last day of May, in Saint-Joseph, Reunion, sunrise is at 06:47 and sunset at 17:42 +04.
• Saint-Leu - May »
  In Saint-Leu, during the entire year, the rain falls for 189 days and collects up to 1491mm (58.7") of precipitation. May signals a distinct shift to drier weather in Saint-Leu, with rainfall dwindling to 104mm (4.09") distributed over 15 days.
• Les Avirons - May »
  Water activities including swimming and diving at temperatures from 25°C (77°F) to 29°C (84.2°F) are deemed very pleasurable and enjoyable for extended periods, devoid of discomfort. For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.