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May Weather in Grand Sable, Mauritius

Last updated: August 23, 2025

In May, the average temperature in Grand Sable, Mauritius is a pleasant 23°C (75°F), with a minimum of 20°C (67°F) and a maximum reaching 27°C (81°F). However, be prepared for some rain, as the region experiences about 78 mm (3.1 in) of precipitation spread over 18 days. The atmosphere can feel quite humid, with an average humidity level of 80%.

May Temperature in Grand Sable

In May in Grand Sable, the average temperature is 23°C (75°F). Maximums can reach 27°C (81°F), while minimums can be as low as 20°C (67°F). This pleasant climate makes Grand Sable an ideal destination for travelers seeking mild and enjoyable weather.

May Weather in Grand Sable: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Grand Sable, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grand Sable, May typically has an average temperature of 23°C (75°F), with highs reaching up to 27°C (81°F) and lows dropping to around 20°C (67°F).
JanFebMarAprMayJunJulAugSepOctNovDec797979777472707071737578
Data source: Temperature data for Grand Sable generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Grand Sable

In Grand Sable in May, the total precipitation amount reaches 78 mm (3.1 in) over the course of 18 days.

May Precipitation Trends in Grand Sable

The chart displays monthly precipitation patterns in Grand Sable, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Grand Sable, May typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec17419620113878606749404771132
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Grand Sable

In Grand Sable in May, humidity is 80%. With an average temperature of 23°C (75°F), this humidity feels like a warm, enveloping blanket, making outdoor activities a tad sticky but still manageable for those up for a leisurely exploration.

May Average Humidity in Grand Sable

This chart illustrates the average monthly humidity levels in Grand Sable, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Grand Sable is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%86%82%84%80%76%77%76%80%79%81%82%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Grand Sable

In Grand Sable in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Grand Sable.

Maximum UV Index Levels in Grand Sable for May

The chart shows the monthly maximum UV Index (UVI) for Grand Sable in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Grand Sable typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161614129781011131415
Data source: Grand Sable May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How May Weather in Grand Sable Compares to Other Months

Weather in Grand Sable varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Grand Sable, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Grand Sable, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)174 mm (6.8 inches)82%extreme
February Weather26°C (79°F)196 mm (7.7 inches)86%extreme
March Weather26°C (79°F)201 mm (7.9 inches)82%extreme
April Weather25°C (77°F)138 mm (5.4 inches)83%extreme
May Weather23°C (75°F)78 mm (3.1 inches)80%very high
June Weather22°C (72°F)60 mm (2.3 inches)76%high
July Weather21°C (71°F)67 mm (2.6 inches)77%very high
August Weather21°C (70°F)48 mm (1.9 inches)76%very high
September Weather21°C (71°F)40 mm (1.6 inches)80%extreme
October Weather23°C (73°F)47 mm (1.8 inches)79%extreme
November Weather24°C (75°F)71 mm (2.8 inches)81%extreme
December Weather25°C (78°F)132 mm (5.2 inches)82%extreme

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