September weather forecastWalatah, Mauritania
September
Weather in September
September heralds a significant diminish in rainfall in Walatah's weather, dropping notably to 35mm (1.38"), marking the end of the heavy rainfall period. With daytime temperatures slightly increasing to 38°C (100.4°F), the demeanor of the weather takes a distinctive shift from the monsoon-favored August findings. Slight changes in the general weather pattern denote the gradual transition from the monsoon season to the dry spell. As rainfall decreases, the region embarks on the journey towards its drier seasons, yet still enjoys its steady amount of daylight and sunshine hours. The UV index remains high, necessitating continued precautions against sun exposure.Temperature
September's onset records an average high-temperature of a still sweltering 38°C (100.4°F), a near match to August's 37°C (98.6°F). Walatah observes a substantial disparity between daytime high and the average low-temperature of 26°C (78.8°F) during September nights.Rainfall
In September, the rain falls for 2 days. Throughout September, 35mm (1.38") of precipitation is accumulated. In Walatah, Mauritania, during the entire year, the rain falls for 11 days and collects up to 169mm (6.65") of precipitation.Daylight
In September, the average length of the day is 12h and 14min.On the first day of the month, sunrise is at 06:14 and sunset at 18:41. On the last day of September, in Walatah, sunrise is at 06:18 and sunset at 18:17 GMT.
Sunshine
The months with the least sunshine are June, July, September and December, with an average of 8h of sunshine.UV index
The months with the highest UV index in Walatah are March through September, with an average maximum UV index of 12. A UV Index estimate of 11, and higher, represents an extreme threat to health from unsafe exposure to UV radiation for the ordinary person.Note: A maximum high daily UV index of 12 during September translates into the following directions:
Utilize every vital safety procedure. Individuals with light skin may endure burns in less than 5 minutes. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Boost your sun resistance with garments that are densely woven yet spacious. Apply and frequently reapply a minimum SPF 30 sunscreen even on cloudy days, especially after swimming or an outdoor workout.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Walatah, Mauritania
- Average high temperature in September: 38°C
The warmest month (with the highest average high temperature) is May (42°C).
The months with the lowest average high temperature are January and December (29°C).
- Average low temperature in September: 26°C
The months with the highest average low temperature are May and June (29°C).
The coldest months (with the lowest average low temperature) are January and December (17°C).
Average rainfall in September
Walatah, Mauritania
- Average rainfall in September: 35mm
The wettest month (with the highest rainfall) is August (67mm).
The driest months (with the least rainfall) are February and March (0mm).
Average rainfall days in September
Walatah, Mauritania
- Average rainfall days in September: 2 days
The months with the highest number of rainy days are July and August (4 days).
The months with the least rainy days are January, February, March, April, May, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Walatah, Mauritania
- Average daylight in September: 12h and 12min
The month with the longest days is June (Average daylight: 13h and 6min).
The month with the shortest days is December (Average daylight: 11h and 6min).
- Average sunshine in September: 8h
The months with the most sunshine are January, February, March, April, May, August, October and November (Average sunshine: 9h).
The months with the least sunshine are June, July, September and December (Average sunshine: 8h).
Average UV index in September
Walatah, Mauritania
- Average UV index in September: 12
The months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The months with the lowest UV index are January and December (UV index 8).





