May weather forecast
Saint-Gilles, Reunion

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Weather in May

May marks an important weather transition as Saint-Gilles, Reunion ushers in lower temperatures of 24°C (75.2°F) and 17°C (62.6°F) for highs and lows respectively. Paralleling this, rainfall amounts drop considerably with only 104mm (4.09") expected throughout the month. May can be perceived as the gateway to the dry, cooler season, with a drop in sea temperatures too. Consequently, it might be one of the best times to explore the natural treasures that Saint-Gilles offers without the wetness of rain or intensity of the summer heat. This weather equilibrium makes May a desirable time for outdoor activities and breathtaking explorations.

Temperature

Saint-Gilles starts May with an average high-temperature of a still moderately hot 24°C (75.2°F), hinting at a minimal fluctuation from April. During May, Saint-Gilles records an average temperature of 17°C (62.6°F) at night.

Rainfall

In Saint-Gilles, in May, it is raining for 15 days, with typically 104mm (4.09") of accumulated precipitation. In Saint-Gilles, during the entire year, the rain falls for 189 days and collects up to 1491mm (58.7") of precipitation.

Sea temperature

In Saint-Gilles, the average seawater temperature in May is 26°C (78.8°F).
Note: Surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as excellent and extremely agreeable for enduring enjoyment in water activities.

Daylight

The average length of the day in May is 11h and 7min.
On the first day of May in Saint-Gilles, Reunion, sunrise is at 06:36 and sunset at 17:55. On the last day of the month, sunrise is at 06:48 and sunset at 17:45 +04.

Sunshine

The months with the least sunshine in Saint-Gilles are March through August, with an average of 6h of sunshine.

UV index

The average daily maximum UV index in May is 7. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum UV index of 7 in May translates into the following recommendations:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Attention! UV radiation is markedly stronger with water and sand reflections.
Updated: Feb 5, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What are the temperatures in Saint-Gilles in May?

Saint-Gilles in May has an average high-temperature of 24°C (75.2°F) and an average low-temperature of 17°C (62.6°F).

How many days does it rain in May in Saint-Gilles?

In May, in Saint-Gilles, the rain falls for 15 days. Throughout May, 104mm (4.09") of precipitation is accumulated.

What is the water temperature in May in Saint-Gilles?

In May, the average sea temperature in Saint-Gilles is 26°C (78.8°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.

How many hours of daylight does Saint-Gilles have in May?

In May, the average day length in Saint-Gilles, Reunion, is 11h and 7min.

When are sunrise and sunset in May in Saint-Gilles?

In May, on the first day of the month, sunrise is at 06:36 and sunset at 17:55. On the last day of the month, sunrise is at 06:48 and sunset at 17:45 +04.

What are the months with the least sunshine in Saint-Gilles?

March through August, with an average of 6h of sunshine, are months with the least sunshine in Saint-Gilles, Reunion.

How many hours of sunshine does Saint-Gilles have in May?

In May, the average sunshine duration in Saint-Gilles, Reunion, is 6h.

What is the UV index reading in May in Saint-Gilles?

The average daily maximum UV index in May is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation.
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in May
Saint-Gilles, Reunion

Average temperature in May - Saint-Gilles, Reunion
  • Average high temperature in May: 24°C

The warmest months (with the highest average high temperature) are January, February, March and December (27°C).
The months with the lowest average high temperature are July and August (22°C).

  • Average low temperature in May: 17°C

The months with the highest average low temperature are January and February (21°C).
The coldest months (with the lowest average low temperature) are July, August and September (15°C).

Average rainfall in May
Saint-Gilles, Reunion

Average rainfall in May - Saint-Gilles, Reunion
  • Average rainfall in May: 104mm

The wettest month (with the highest rainfall) is January (241mm).
The driest month (with the least rainfall) is September (47mm).

Average rainfall days in May
Saint-Gilles, Reunion

Average rainfall days in May - Saint-Gilles, Reunion
  • Average rainfall days in May: 15 days

The months with the highest number of rainy days are February and March (19 days).
The month with the least rainy days is September (12 days).

Average sea temperature in May
Saint-Gilles, Reunion

Average sea temperature in May - Saint-Gilles, Reunion
  • Average sea temperature in May: 26°C

The best month for swimming (with the highest average sea temperature) is February (28°C).
The coldest months (with the lowest average sea temperature) are August and September (23°C).

Average daylight in May /
Average sunshine in May
Saint-Gilles, Reunion

Average daylight in May / Average sunshine in May - Saint-Gilles, Reunion
  • Average daylight in May: 11h and 1min

The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 54min).

  • Average sunshine in May: 6h

The months with the most sunshine are January, February, September, October, November and December (Average sunshine: 7h).
The months with the least sunshine are March, April, May, June, July and August (Average sunshine: 6h).

Average UV index in May
Saint-Gilles, Reunion

Average UV index in May - Saint-Gilles, Reunion
  • Average UV index in May: 7

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

Saint-Gilles, Reunion

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