Weather in September
September in
Grand River South East brings a welcome reprieve from the cooler winter months as the island transitions to spring. A distinct increase in warmth becomes evident, with sea temperatures rising to average 23.4°C (74.1°F). The pristine beaches of
Mauritius become even more inviting, encouraging beachside activities. The progression from September's weather to
October's is marked by gradual warming and longer daylight hours providing enhanced opportunities for outdoor exploration.
Sea temperature
With an average sea temperature of 23.4°C (74.1°F), September is the month with the coldest seawater.
Note: Given an individual's cold sensitivity, considering factors like sunshine, wind, and air temperature, a brief swim in 23.4°C (74.1°F) water might be pleasurable. (FYI: The standard water temperature for Olympic swimming contests is 25°C (77°F) to 28°C (82.4°F).)
Daylight
The average length of the day in September in Grand River South East is 11h and 59min.
On the first day of the month, sunrise is at 06:17 and sunset at 18:00. On the last day of September, in Grand River South East, Mauritius, sunrise is at 05:50 and sunset at 18:06 +04.
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