May weather forecastSaint-Leu, Reunion

May

Weather in May

May signals a distinct shift to drier weather in Saint-Leu, with rainfall dwindling to 104mm (4.09") distributed over 15 days. A sharper drop in land temperatures gets observed, adding a bite to the air. However, there continues to be a reasonable amount of daylight at around 11.1 hours per day. The UV index decreases to 7 coinciding with the city's winter period. The combined influence of lower temperatures and rainfall quantity make this period ideal for land-based tourism.

Temperature

As May takes hold, the average high-temperature is a still warm 24°C (75.2°F), nearly mirroring that of the previous month. During May, Saint-Leu consistently records a temperature low averaging a comfortable 17°C (62.6°F).

Rainfall

In Saint-Leu, during May, the rain falls for 15 days and regularly aggregates up to 104mm (4.09") of precipitation. Throughout the year, in Saint-Leu, Reunion, there are 189 rainfall days, and 1491mm (58.7") of precipitation is accumulated.

Sea temperature

In Saint-Leu, in May, the average water temperature is 26.4°C (79.5°F).
Note: For any water activity, surface water temperatures from 25°C (77°F) to 29°C (84.2°F) are deemed perfect and extremely pleasing for enduring enjoyment.

Daylight

In May, the average length of the day is 11h and 7min.
On the first day of May in Saint-Leu, 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 17:44 +04.

Sunshine

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

UV index

In Saint-Leu, the average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: During May, 7 as the daily maximum UV index converts into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Attention! UV radiation is ramped up when reflecting off sand and water surfaces.

Updated: Feb 5, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature during May is 24°C (75.2°F) and the low-temperature is 17°C (62.6°F).

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

In Saint-Leu, Reunion, in May, the average water temperature is 26.4°C (79.5°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

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

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, in Saint-Leu, sunrise is at 06:48 and sunset at 17:44 +04.

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

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

The average daily maximum UV index in May in Saint-Leu, Reunion, is 7. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year J F M A May J J A S O N D

Apr

May

Jun

Average high temperature

26°C

24°C

23°C

Average low temperature

Average rainfall

Average rainfall days

Average sea temperature

Average daylight

Average sunshine

Average UV index

Average temperature in May
Saint-Leu, 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-Leu, 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-Leu, 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-Leu, Reunion

Average sea temperature in May: 26.4°C

The best month for swimming (with the highest average sea temperature) is March (28.4°C).
The coldest month (with the lowest average sea temperature) is September (23.7°C).

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

Average daylight in May: 11h and 6min

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-Leu, 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).