Port Louis
Mauritius
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Port Louis, Mauritius

The city of Port Louis in Mauritius, viewed from above, with a view of the sea and cloudy sky
The city of Port Louis in Mauritius, viewed from above, with a view of the sea and cloudy sky
The last month of the autumn, May, is another warm month in Port Louis, Mauritius, with average temperature varying between 29.3°C (84.7°F) and 21.5°C (70.7°F).

Temperature

In Port Louis, the average high-temperature is essentially the same as in April - a warm 29.3°C (84.7°F). The average low-temperature, in Port Louis, is 21.5°C (70.7°F).

Rainfall

In May, the rain falls for 6 days. Throughout May, 48mm (1.9") of precipitation is accumulated. In Port Louis, during the entire year, the rain falls for 68 days and collects up to 711mm (28") of precipitation.

Sea temperature

In Port Louis, the average seawater temperature in May is 26.8°C (80.2°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.

Daylight

In May, the average length of the day is 11.2h.

Sunshine

In Port Louis, Mauritius, the average sunshine is 8h.

UV index

In Port Louis, the average daily maximum UV index in May is 7. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to the UV radiation for average individuals.
In May, the average maximum UV index of 7 translate into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the temperature in May in Port Louis?

In Port Louis, Mauritius, in May, the average high-temperature is 29.3°C (84.7°F), and the average low-temperature is 21.5°C (70.7°F).

How many days does it rain in May in Port Louis?

In Port Louis, Mauritius, in May, during 6 rainfall days, 48mm (1.9") of precipitation is typically accumulated.

What is the sea water temperature in May in Port Louis?

In Port Louis, in May, the average water temperature is 26.8°C (80.2°F). 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.

What is the average length of the day in May in Port Louis?

In Port Louis, Mauritius, the average length of the day in May is 11.2h.

How long on average sun shines in May in Port Louis?

The average sunshine in May in Port Louis, Mauritius, is 8h.

What is the UV index intensity in May in Port Louis?

The average daily maximum UV index in May in Port Louis, Mauritius, is 7. A UV Index reading of 6 to 7 represents a high health threat from the exposure to the Sun's UV radiation.
Average temperature in May - Port Louis, Mauritius
  • Average high temperature in May: 29.3°C

Warmest months (with the highest average high temperature) are January and March (31.5°C).
The month with the lowest average high temperature is July (26.7°C).

  • Average low temperature in May: 21.5°C

The month with the highest average low temperature is January (24.1°C).
The coldest month (with the lowest average low temperature) is August (19.1°C).

Average rainfall in May - Port Louis, Mauritius
  • Average rainfall in May: 48mm

The wettest month (with the highest rainfall) is February (160mm).
The driest month (with the lowest rainfall) is October (15mm).

Average rainfall days in May - Port Louis, Mauritius
  • Average rainfall days in May: 6 days

The month with the highest number of rainy days is February (10 days).
Months with the lowest number of rainy days are September, October and November (3 days).

Average sea temperature in May - Port Louis, Mauritius
  • Average sea temperature in May: 26.8°C

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 (23.7°C).

Average daylight in May / Average sunshine in May - Port Louis, Mauritius
  • Average daylight in May: 11.2h

The month with the longest days is December (Average daylight: 13.3h).
The month with shortest days is June (Average daylight: 10.9h).

  • Average sunshine in May: 8h

Months with most sunshine are October, November and December (Average sunshine: 9h).
Months with least sunshine are March, June, July and August (Average sunshine: 7).

Average UV index in May - Port Louis, Mauritius
  • Average UV index in May: 7

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