September weather forecastCap Malheureux, Mauritius

September

Weather in September

September ushers in a transition period in Cap Malheureux, Mauritius with an anticipated rise in temperature as the year progresses. This change in the weather pattern paves the way for a higher number of cloud-free days, while wind speed takes a dip. September exhibits extensive daylight hours, which can be credited to the move towards summer. The rainfall is at its lowest during the entire year, recorded at 8mm (0.31"). This month draws a fine line of division between the cooler and warmer halves of the year.

Temperature

Cap Malheureux observes an average high-temperature of a still moderately hot 23.7°C (74.7°F) in September, barely different from 23.5°C (74.3°F) in August. Cap Malheureux, in the month of September, notes an average low temperature of 21.6°C (70.9°F), indicating a small decrease from the daytime highs.

Humidity

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

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

September is the month with the coldest seawater in Cap Malheureux, Mauritius, with an average sea temperature of 23.5°C (74.3°F).
Note: Imagine a swim in 23.5°C (74.3°F) waters. How you'd feel depends on your cold sensitivity, the sun's rays, the caress of the wind, and the warmth enveloping you. Comparatively, Olympic swimmers train in waters between 25°C (77°F) and 28°C (82.4°F).

Daylight

In September, the average length of the day in Cap Malheureux is 11h and 59min.
On the first day of the month, sunrise is at 06:17 and sunset at 18:01. On the last day of September, in Cap Malheureux, sunrise is at 05:51 and sunset at 18:07 +04.

Sunshine

In September, the average sunshine is 9.2h.

UV index

The months with the lowest UV index in Cap Malheureux are May through November, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: An average maximum UV index of 6 in September leads to these recommendations:
Deflect overexposure. Sun protection is a necessity. 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. Enhance your sun protection with tightly woven, yet airy clothing. Attention! The combination of sand and water reflections enhances UV ray intensity.

Updated: Feb 7, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

An average high-temperature, in September, in Cap Malheureux, is 23.7°C (74.7°F) and the average low-temperature is 21.6°C (70.9°F). In April, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is evaluated at 31°C (87.8°F).

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

In Cap Malheureux, Mauritius, the average relative humidity in September is 73%.

September is the month with the least rainfall. Rain falls for 10 days and accumulates 8mm (0.31") of precipitation.

In Cap Malheureux, during September, the rain falls for 10 days and regularly aggregates up to 8mm (0.31") of precipitation.

September is the month with the coldest seawater in Cap Malheureux, with an average sea temperature of 23.5°C (74.3°F).

In Cap Malheureux, in September, the average water temperature is 23.5°C (74.3°F). For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 23.5°C (74.3°F).

In Cap Malheureux, the average day length in September is 11h and 59min.

On the first day of September, sunrise is at 06:17 and sunset at 18:01. On the last day of the month, sunrise is at 05:51 and sunset at 18:07 +04.

In September, the average sunshine duration is 9.2h.

May through November, with an average maximum UV index of 6, are months with the lowest UV index.

The average daily maximum UV index in September in Cap Malheureux, Mauritius, is 6. 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 M J J A September O N D

Aug

September

Oct

Average high temperature

23.5°C

23.7°C

25°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

24.2km/h

22.5km/h

20.3km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

14.4

9.5

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

10.1

13.1

17.4

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Cap Malheureux, 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).

Average pressure in September
Cap Malheureux, 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).

Average wind speed in September
Cap Malheureux, 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).

Average humidity in September
Cap Malheureux, 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%).

Average rainfall in September
Cap Malheureux, 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).

Average rainfall days in September
Cap Malheureux, 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).

Average sea temperature in September
Cap Malheureux, Mauritius

Average sea temperature in September: 23.5°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 (23.5°C).

Average daylight in September /
Average sunshine in September
Cap Malheureux, 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 12min

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).

Average sunshine days in September
Cap Malheureux, 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).

Average UV index in September
Cap Malheureux, 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).

Average cloud cover in September
Cap Malheureux, 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).

Average visibility in September
Cap Malheureux, 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).