September weather forecast
Nouakchott, Mauritania

Kicking off the autumn season, September delivers both heat and precipitation in Nouakchott. The temperatures peak at 34.9°C (94.8°F), while rainfall decreases to 31mm (1.22"), transitioning smoothly from the peak monsoon month of August. The consistent warmth juxtaposed with reduced precipitation embodies the primary characteristics for September. This month serves as a cross-over, gradually transitioning from the high summer season towards the year-end period of relative coolness. October, on the horizon, is certain to provide a further dip in both temperature and rainfall.

Temperature

In September, Nouakchott's weather conditions record an average high-temperature of a still tropical 34.9°C (94.8°F), demonstrating little divergence from the preceding month. The average low-temperature in Nouakchott, Mauritania, during September nights is a moderately hot 24.5°C (76.1°F).

Rainfall

In September, in Nouakchott, the rain falls for 2 days. Throughout September, 31mm (1.22") of precipitation is accumulated. In Nouakchott, Mauritania, during the entire year, the rain falls for 7 days and collects up to 94mm (3.7") of precipitation.

Sea temperature

With an average sea temperature of 27°C (80.6°F), September is the month with the warmest seawater.
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) provides warmth and pleasure, making water activities enjoyable for lengthened periods without feeling uncomfortable.

Daylight

The average length of the day in September in Nouakchott is 12h and 14min.
On the first day of September, sunrise is at 06:49 and sunset at 19:17. On the last day of the month, sunrise is at 06:54 and sunset at 18:53 GMT.

Sunshine

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

UV index

The months with the highest UV index are March through September, with an average maximum UV index of 12. A UV Index reading of 11, and higher, represents an excessive health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the maximum UV index of 12 suggests these recommendations:
Implement all necessary safeguards, unprotected skin might suffer burns rapidly. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Stay sun-safe with clothing that is both closely woven and worn loosely. A sunscreen boasting a minimum SPF of 30 should be generously applied and reapplied even on cloudy days, post swim or outdoor exercise. Attention! UV radiation is markedly stronger with water and sand reflections.