Nouakchott
Mauritania
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Nouakchott, Mauritania

A high panorama of the Nautique Grand Mosque in Nouakchott, Mauritania, with a distant cityscape and skyscape
A high panorama of the Nautique Grand Mosque in Nouakchott, Mauritania, with a distant cityscape and skyscape
September, the first month of the autumn, in Nouakchott, is also a hot month, with average temperature ranging between min 24.5°C (76.1°F) and max 34.9°C (94.8°F).
The ideal sea water temperature of 27°C (80.6°F) and only 2 rainfall days, with 31mm (1.2") of accumulated rainfall, make September the best time for swimming and other water activities.

Temperature

In Nouakchott, Mauritania, the average high-temperature is almost the same as in August - a still tropical 34.9°C (94.8°F). In Nouakchott, the average low-temperature is 24.5°C (76.1°F).

Rainfall

In Nouakchott, in September, it is raining for 2 days, with typically 31mm (1.2") of accumulated precipitation. Throughout the year, there are 7 rainfall days, and 94mm (3.7") of precipitation is accumulated.

Sea temperature

The month with the warmest seawater in Nouakchott is September, with an average sea temperature of 27°C (80.6°F).
Note: 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 September, the average length of the day is 12.2h.

Sunshine

In Nouakchott, the average sunshine is 8h.

UV index

March through September, with an average maximum UV index of 12, are months with the highest UV index in Nouakchott. A UV Index of 11, and more, symbolizes an extreme health hazard from unsafe exposure to the UV radiation for the average person.
Note: In September, the average maximum UV index of 12 translate into the following recommendations:
Take all necessary precautions, as unprotected skin can burn in minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the temperature in September in Nouakchott?

In Nouakchott, in September, the average high-temperature is 34.9°C (94.8°F), and the average low-temperature is 24.5°C (76.1°F).

How much does it rain in Nouakchott in September?

In Nouakchott, in September, during 2 rainfall days, 31mm (1.2") of precipitation is typically accumulated.

What is the month with the warmest sea water in Nouakchott?

September is the month with the warmest seawater in Nouakchott, with an average sea temperature of 27°C (80.6°F).

What is the sea water temperature in September in Nouakchott?

In Nouakchott, in September, the average water temperature is 27°C (80.6°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does Nouakchott have in September?

In Nouakchott, Mauritania, the average length of the day in September is 12.2h.

How many hours of sunshine does Nouakchott have in September?

In Nouakchott, the average sunshine in September is 8h.

What are the months with the highest UV index in Nouakchott?

March through September, with an average maximum UV index of 12, are months with the highest UV index in Nouakchott, Mauritania.

What is the UV index intensity in September in Nouakchott?

In Nouakchott, Mauritania, the average daily maximum UV index in September is 12. A UV Index estimate of 11, and higher, represents an ultimate hazard to health from the exposure to the Sun's UV rays.
Average temperature in September - Nouakchott, Mauritania
  • Average high temperature in September: 34.9°C

The warmest month (with the highest average high temperature) is October (36.4°C).
Months with the lowest average high temperature are January and December (29.1°C).

  • Average low temperature in September: 24.5°C

The month with the highest average low temperature is September (24.5°C).
The coldest month (with the lowest average low temperature) is January (13.7°C).

Average rainfall in September - Nouakchott, Mauritania
  • Average rainfall in September: 31mm

The wettest month (with the highest rainfall) is August (36mm).
Driest months (with the lowest rainfall) are April and May (0mm).

Average rainfall days in September - Nouakchott, Mauritania
  • Average rainfall days in September: 2 days

Months with the highest number of rainy days are August and September (2 days).
Months with the lowest number of rainy days are March, April, May, June, October, November and December (0 days).

Average sea temperature in September - Nouakchott, Mauritania
  • Average sea temperature in September: 27°C

The best month for swimming (with the highest average sea temperature) is September (27°C).
Coldest months (with the lowest average sea temperature) are February, March, April and May (19°C).

Average daylight in September / Average sunshine in September - Nouakchott, Mauritania
  • Average daylight in September: 12.2h

The month with the longest days is June (Average daylight: 13.2h).
The month with shortest days is December (Average daylight: 11.1h).

  • Average sunshine in September: 8h

Months with most sunshine are March, April and May (Average sunshine: 9h).
The month with least sunshine is December (Average sunshine: 7h).

Average UV index in September - Nouakchott, Mauritania
  • Average UV index in September: 12

Months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 7).