September weather forecast
Boutilimit, Mauritania

September

Weather in September

September sustains the rainy season in Boutilimit with an identical 22mm (0.87") of rainfall from August. As rainfall persists, temperatures drop slightly, and wind speeds continue to decrease. Despite these changes, the total hours of sunshine remain relatively unchanged. Outdoor activities continue to be viable with visibility retaining its consistency. The humidity seen in August also continues through September, reinforcing the trend of a more humid, cooler, and wetter climate.

Temperature

Boutilimit, Mauritania, greets September with an average high-temperature of a still very hot 38.9°C (102°F), marking a slight deviation from the preceding month. September witnesses an average nighttime temperature of 29.2°C (84.6°F) in Boutilimit.

Heat index

September's heat index is evaluated at a life-threatening hot 46°C (114.8°F). Keep alert: Heat cramps and heat exhaustion are probable. Heatstroke is a potential danger with continued physical activity.
Factoring in the heat index, values are geared towards shaded areas with light breezes. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. With higher relative humidity, the rate of evaporation is reduced, resulting in increased heat retention in the body compared to drier air. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.

Humidity

In Boutilimit, the average relative humidity in September is 41%.

Rainfall

The wettest months are August and September, with an average 22mm (0.87") of rainfall.

Daylight

In Boutilimit, the average length of the day in September is 12h and 14min.
On the first day of September, sunrise is at 06:44 and sunset at 19:12. On the last day of the month, sunrise is at 06:48 and sunset at 18:48 GMT.

Sunshine

In September, the average sunshine is 9.6h.

UV index

In September, the average daily maximum UV index in Boutilimit is 8. A UV Index reading of 8 to 10 represents a very high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 8 in September interprets into the following advice:
It is essential to prioritize protection. Unprotected skin and eyes can suffer rapid harm. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. 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.

Frequently asked questions

How hot is it in September?
The high-temperature during September is 38.9°C (102°F) and the low-temperature is 29.2°C (84.6°F). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 46°C (114.8°F).
What is the average humidity in September?
In Boutilimit, the average relative humidity in September is 41%.
What is the wettest month?
The wettest months are August and September, with an average 22mm (0.87") of rainfall.
How much does it rain in September?
In Boutilimit, in September, during 8.2 rainfall days, 22mm (0.87") of precipitation is typically accumulated.
How many hours of daylight does Boutilimit have in September?
In Boutilimit, the average day length in September is 12h and 14min.
When is the sunrise / sunset in September?
In September, on the first day of the month, sunrise is at 06:44 and sunset at 19:12. On the last day of the month, sunrise is at 06:48 and sunset at 18:48 GMT.
How many hours of sunshine does Boutilimit have in September?
In Boutilimit, Mauritania, the average sunshine duration in September is 9.6h.
What is the UV index intensity in September?
In September, the average daily maximum UV index in Boutilimit is 8. A UV Index of 8 to 10 symbolizes a very high hazard to health from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Boutilimit, Mauritania
Average temperature in September
Boutilimit, Mauritania
  • Average high temperature in September: 38.9°C

The warmest month (with the highest average high temperature) is June (42.4°C).
The month with the lowest average high temperature is January (31.5°C).

  • Average low temperature in September: 29.2°C

The month with the highest average low temperature is September (29.2°C).
The coldest month (with the lowest average low temperature) is January (17.3°C).

Average pressure in September - Boutilimit, Mauritania
Average pressure in September
Boutilimit, Mauritania
  • Average pressure in September: 1010.4mbar

The month with the highest atmospheric pressure is January (1014.7mbar).
The month with the lowest atmospheric pressure is May (1009.4mbar).

Average wind speed in September - Boutilimit, Mauritania
Average wind speed in September
Boutilimit, Mauritania
  • Average wind speed in September: 15.2km/h

The windiest month (with the highest average wind speed) is July (19.8km/h).
The calmest months (with the lowest average wind speed) are September and October (15.2km/h).

Average humidity in September - Boutilimit, Mauritania
Average humidity in September
Boutilimit, Mauritania
  • Average humidity in September: 41%

The month with the highest relative humidity is August (48%).
The month with the lowest relative humidity is January (17%).

Average rainfall in September - Boutilimit, Mauritania
Average rainfall in September
Boutilimit, Mauritania
  • Average rainfall in September: 22mm

The wettest months (with the highest rainfall) are August and September (22mm).
The driest months (with the least rainfall) are January, March, November and December (0mm).

Average rainfall days in September - Boutilimit, Mauritania
Average rainfall days in September
Boutilimit, Mauritania
  • Average rainfall days in September: 8.2 days

The month with the highest number of rainy days is August (8.4 days).
The month with the least rainy days is December (0 days).

Average daylight in September / Average sunshine in September - Boutilimit, Mauritania
Average daylight in September /
Average sunshine in September
Boutilimit, Mauritania
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 6min).

  • Average sunshine in September: 9h and 4min

The month with the most sunshine is May (Average sunshine: 10h and 0min).
The months with the least sunshine are January, February and December (Average sunshine: 9h and 30min).

Average sunshine days in September - Boutilimit, Mauritania
Average sunshine days in September
Boutilimit, Mauritania
  • Average sunshine days in September: 19.5 days

The months with the most sunshine days are January and December (30.9 days).
The month with the least sunshine days is September (19.5 days).

Average UV index in September - Boutilimit, Mauritania
Average UV index in September
Boutilimit, Mauritania
  • Average UV index in September: 8

The month with the highest UV index is May (UV index 9).
The months with the lowest UV index are February and December (UV index 6).

Average cloud cover in September - Boutilimit, Mauritania
Average cloud cover in September
Boutilimit, Mauritania
  • Average cloud cover in September: 17

The month with the most cloud cover is August (Cloud cover 19).
The month with the least cloud cover is May (Cloud cover 6).

Average visibility in September - Boutilimit, Mauritania
Average visibility in September
Boutilimit, Mauritania
  • 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).

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