September weather forecast
Poste de Flacq, Mauritius

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Weather in September

The transition from August to September in Poste de Flacq, Mauritius brings about a gradual change in weather conditions. The steadily rising temperatures signal the end of the cooler months and the beginning of an return to typical tropical warmth. Rainfall minimizes to a yearly low of just 8mm (0.31") over 10 days of the month, with modest humidity providing a comfortable atmosphere. Expect a further increase in temperatures and sunshine hours as the region moves into October.

Temperature

The advent of September presents an average high-temperature of a still warm 23.7°C (74.7°F), maintaining a close correlation with the preceding month. In September, Poste de Flacq's nights cool slightly to a consistent average temperature of 21.6°C (70.9°F).

Humidity

The months with the lowest humidity in Poste de Flacq are August and September, with an average relative humidity of 73%.

Rainfall

The month with the least rainfall is September, when the rain falls for 10 days and typically collects 8mm (0.31") of precipitation.

Sea temperature

The month with the coldest seawater in Poste de Flacq is September, with an average sea temperature of 23.4°C (74.1°F).
Note: Consideration of an individual's cold resistance, combined with conditions like sunshine, wind, and temperature, suggests that swimming in 23.4°C (74.1°F) water can be delightful. (Olympic swimming is usually in 25°C (77°F) to 28°C (82.4°F) water.)

Daylight

The average length of the day in September in Poste de Flacq is 11h and 59min.
On the first day of September in Poste de Flacq, sunrise is at 06:17 and sunset at 18:00. On the last day of the month, sunrise is at 05:50 and sunset at 18:06 +04.

Sunshine

In Poste de Flacq, the average sunshine in September is 9.2h.

UV index

May through November, with an average maximum UV index of 6, are months with the lowest UV index in Poste de Flacq, Mauritius. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 6 during September leads to these advisories:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Take warning! Reflective sand and water surfaces intensify the Sun's UV rays.
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Frequently asked questions

What are the temperatures in Poste de Flacq in September?

The high-temperature, in September, in Poste de Flacq, is 23.7°C (74.7°F), while the low-temperature averages to 21.6°C (70.9°F). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, in April is calculated to be 31°C (87.8°F).

What is the least humid month in Poste de Flacq?

August and September, with an average relative humidity of 73%, are the least humid months.

What is the average humidity in September in Poste de Flacq?

In Poste de Flacq, Mauritius, the average relative humidity in September is 73%.

What is the driest month in Poste de Flacq?

September is the month with the least rainfall in Poste de Flacq, Mauritius. Rain falls for 10 days and accumulates 8mm (0.31") of precipitation.

How many days does it rain in September in Poste de Flacq?

In Poste de Flacq, Mauritius, in September, it is raining for 10 days, with typically 8mm (0.31") of accumulated precipitation.

What is the month with the coldest sea water in Poste de Flacq?

The month with the coldest seawater in Poste de Flacq, Mauritius, is September, with an average sea temperature of 23.4°C (74.1°F).

How warm is the water in September in Poste de Flacq?

In Poste de Flacq, the average seawater temperature in September is 23.4°C (74.1°F). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 23.4°C (74.1°F) water may be enjoyable.

How many hours of daylight does Poste de Flacq have in September?

In September, the average day length in Poste de Flacq, Mauritius, is 11h and 59min.

When is the sunrise / sunset in September in Poste de Flacq?

On the first day of September in Poste de Flacq, sunrise is at 06:17 and sunset at 18:00. On the last day of the month, sunrise is at 05:50 and sunset at 18:06 +04.

How long on average sun shines in September in Poste de Flacq?

In September, the average sunshine duration in Poste de Flacq is 9.2h.

What are the months with the lowest UV index in Poste de Flacq?

May through November, with an average maximum UV index of 6, are months with the lowest UV index in Poste de Flacq, Mauritius.

How high is the UV index in September in Poste de Flacq?

The average daily maximum UV index in September in Poste de Flacq is 6. A UV Index reading of 6 to 7 represents a high hazard to health from exposure to Sun's UV rays.

Average temperature in September
Poste de Flacq, Mauritius

Average temperature in September - Poste de Flacq, Mauritius
  • Average high temperature in September: 23.7°C

The warmest month (with the highest average high temperature) is February (28.6°C).
The month with the lowest average high temperature is August (23.5°C).

  • Average low temperature in September: 21.6°C

The month with the highest average low temperature is February (26°C).
The coldest month (with the lowest average low temperature) is August (21.3°C).

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Average pressure in September
Poste de Flacq, Mauritius

Average pressure in September - Poste de Flacq, Mauritius
  • Average pressure in September: 1020.5mbar

The month with the highest atmospheric pressure is August (1021mbar).
The month with the lowest atmospheric pressure is February (1011.1mbar).

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Average wind speed in September
Poste de Flacq, Mauritius

Average wind speed in September - Poste de Flacq, Mauritius
  • Average wind speed in September: 22.1km/h

The windiest month (with the highest average wind speed) is August (23.6km/h).
The calmest month (with the lowest average wind speed) is November (17.1km/h).

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Average humidity in September
Poste de Flacq, Mauritius

Average humidity in September - Poste de Flacq, Mauritius
  • Average humidity in September: 73%

The months with the highest relative humidity are January, February and March (78%).
The months with the lowest relative humidity are August and September (73%).

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Average rainfall in September
Poste de Flacq, Mauritius

Average rainfall in September - Poste de Flacq, Mauritius
  • Average rainfall in September: 8mm

The wettest month (with the highest rainfall) is January (97mm).
The driest month (with the least rainfall) is September (8mm).

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Average rainfall days in September
Poste de Flacq, Mauritius

Average rainfall days in September - Poste de Flacq, Mauritius
  • Average rainfall days in September: 10 days

The month with the highest number of rainy days is March (20.8 days).
The months with the least rainy days are October and November (9.5 days).

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Average sea temperature in September
Poste de Flacq, Mauritius

Average sea temperature in September - Poste de Flacq, Mauritius
  • Average sea temperature in September: 23.4°C

The best month for swimming (with the highest average sea temperature) is March (28.5°C).
The coldest month (with the lowest average sea temperature) is September (23.4°C).

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Average daylight in September /
Average sunshine in September
Poste de Flacq, Mauritius

Average daylight in September / Average sunshine in September - Poste de Flacq, Mauritius
  • Average daylight in September: 12h and 0min

The month with the longest days is December (Average daylight: 13h and 18min).
The month with the shortest days is June (Average daylight: 10h and 54min).

  • Average sunshine in September: 9h and 1min

The month with the most sunshine is October (Average sunshine: 10h and 24min).
The month with the least sunshine is July (Average sunshine: 6h and 18min).

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Average sunshine days in September
Poste de Flacq, Mauritius

Average sunshine days in September - Poste de Flacq, Mauritius
  • Average sunshine days in September: 13.1 days

The month with the most sunshine days is October (17.4 days).
The month with the least sunshine days is February (5.2 days).

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Average UV index in September
Poste de Flacq, Mauritius

Average UV index in September - Poste de Flacq, Mauritius
  • Average UV index in September: 6

The months with the highest UV index are January, February, March, April and December (UV index 7).
The months with the lowest UV index are May, June, July, August, September, October and November (UV index 6).

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Average cloud cover in September
Poste de Flacq, Mauritius

Average cloud cover in September - Poste de Flacq, Mauritius
  • Average cloud cover in September: 36

The months with the most cloud cover are January and March (Cloud cover 44).
The month with the least cloud cover is May (Cloud cover 35).

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Average visibility in September
Poste de Flacq, Mauritius

Average visibility in September - Poste de Flacq, Mauritius
  • Average visibility in September: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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Poste de Flacq, Mauritius

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