Atar
Mauritania
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Atar, Mauritania

September, the first month of the autumn, in Atar, is also a scorching month, with temperature in the range of an average low of 28°C (82.4°F) and an average high of 42°C (107.6°F).

Temperature

In September, the average high-temperature is essentially the same as in August - a still blistering 42°C (107.6°F). The average low-temperature, in September, is 28°C (82.4°F).

Rainfall

The wettest months in Atar are August and September, with an average 11mm (0.4") of rainfall.

Daylight

The average length of the day in September is 12.3h.

Sunshine

In September, the average sunshine in Atar is 8.8h.

UV index

In September, the average daily maximum UV index is 11. A UV Index value of 11, and more, symbolizes an extreme threat to health from unprotected exposure to the Sun's UV rays for average individuals.
Note: In September, the average maximum UV index of 11 translate into the following recommendations:
Practice all-important precautions. Light skin people may get burned in less than 5 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. 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.

What is the temperature in September in Atar?

In September, in Atar, Mauritania, the average high-temperature is 42°C (107.6°F), and the average low-temperature is 28°C (82.4°F).

How many days does it rain in September in Atar?

In Atar, Mauritania, in September, during 2 rainfall days, 11mm (0.4") of precipitation is typically accumulated.

What is the wettest month in Atar?

The wettest months are August and September, with an average 11mm (0.4") of rainfall.

What is the average length of the day in September in Atar?

The average length of the day in September in Atar is 12.3h.

How many hours of sunshine does Atar have in September?

The average sunshine in September in Atar is 8.8h.

How high is the UV index in September in Atar?

In Atar, Mauritania, the average daily maximum UV index in September is 11. A UV Index reading of 11, and higher, represents an ultimate hazard to health from the exposure to the Sun's UV radiation.
Average temperature in September - Atar, Mauritania
  • Average high temperature in September: 42°C

Warmest months (with the highest average high temperature) are July and August (44°C).
The month with the lowest average high temperature is January (28°C).

  • Average low temperature in September: 28°C

Months with the highest average low temperature are July and August (29°C).
The coldest month (with the lowest average low temperature) is January (14°C).

Average rainfall in September - Atar, Mauritania
  • Average rainfall in September: 11mm

Wettest months (with the highest rainfall) are August and September (11mm).
Driest months (with the lowest rainfall) are April and November (0mm).

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

The month with the highest number of rainy days is August (2.3 days).
Months with the lowest number of rainy days are March and April (0.1 days).

Average daylight in September / Average sunshine in September - Atar, Mauritania
  • Average daylight in September: 12.3h

The month with the longest days is June (Average daylight: 13.4h).
The month with shortest days is December (Average daylight: 10.9h).

  • Average sunshine in September: 8.8h

The month with most sunshine is May (Average sunshine: 11h).
The month with least sunshine is October (Average sunshine: 8.5h).

Average UV index in September - Atar, Mauritania
  • Average UV index in September: 11

Months with the highest UV index are April, May, June, July and August (UV index 12).
The month with the lowest UV index is December (UV index 6).