September weather forecast
Guinrerou, Benin

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Weather in September

September, the first month of the autumn in Guinrerou, is still a warm month, with an average temperature fluctuating between 21.9°C (71.4°F) and 29.4°C (84.9°F).

Temperature

The arrival of September is marked by an average high-temperature of a still moderately hot 29.4°C (84.9°F), bearing a close resemblance to August. In Guinrerou, the average temperature during the nights of September drops to a pleasant 21.9°C (71.4°F).

Heat index

September's heat index is estimated at a very hot 37°C (98.6°F). Ensure extra safety steps, heat exhaustion and heat cramps are likely. Long activity might lead to heatstroke.
Heat index data is primarily for areas with shade and subjected to light winds. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', blends air temperature and moisture content to represent the felt temperature to humans. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
Evaporating sweat, an outcome of perspiration, is key in assisting the human body to moderate its temperature. When relative humidity is on the rise, it curtails evaporation, thereby reducing the heat elimination from the body and causing the feeling of being excessively hot. When body temperature rises due to excess heat gain beyond its removal capability, one might experience heat-related disorders.

Humidity

The average relative humidity in September in Guinrerou is 85%.

Rainfall

In September, the rain falls for 23.5 days. Throughout September, 100mm (3.94") of precipitation is accumulated. In Guinrerou, during the entire year, the rain falls for 139.7 days and collects up to 607mm (23.9") of precipitation.

Daylight

In September, the average length of the day in Guinrerou is 12h and 10min.
On the first day of September in Guinrerou, sunrise is at 06:41 and sunset at 18:58. On the last day of the month, sunrise is at 06:38 and sunset at 18:41 WAT.

Sunshine

The average sunshine in September in Guinrerou is 7.4h.

UV index

The average daily maximum UV index in September is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The daily maximum UV index of 7 in September interprets into the following advice:
Shield from overexposure. Defense against sun-related harm is required. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.

Frequently asked questions

How hot is it in Guinrerou in September?

Guinrerou in September has an average high-temperature of 29.4°C (84.9°F) and an average low-temperature of 21.9°C (71.4°F). In September, the average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, is estimated at 37°C (98.6°F).

What is the average humidity in September in Guinrerou?

The average relative humidity in September is 85%.

How many days does it rain in September in Guinrerou?

In September, in Guinrerou, the rain falls for 23.5 days. Throughout September, 100mm (3.94") of precipitation is accumulated.

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

In September, the average day length in Guinrerou, Benin, is 12h and 10min.

What time are sunrise and sunset in September in Guinrerou?

On the first day of September in Guinrerou, sunrise is at 06:41 and sunset at 18:58. On the last day of the month, sunrise is at 06:38 and sunset at 18:41 WAT.

How many hours of sunshine does Guinrerou have in September?

In September, the average sunshine duration in Guinrerou, Benin, is 7.4h.

What is the UV index reading in September in Guinrerou?

In September, the average daily maximum UV index is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.

Average temperature in September
Guinrerou, Benin

Average temperature in September - Guinrerou, Benin
  • Average high temperature in September: 29.4°C

The warmest month (with the highest average high temperature) is March (39.2°C).
The month with the lowest average high temperature is August (28.4°C).

  • Average low temperature in September: 21.9°C

The month with the highest average low temperature is April (24.8°C).
The coldest month (with the lowest average low temperature) is January (18.7°C).

Average pressure in September
Guinrerou, Benin

Average pressure in September - Guinrerou, Benin
  • Average pressure in September: 1012.4mbar

The month with the highest atmospheric pressure is July (1013mbar).
The month with the lowest atmospheric pressure is March (1008.7mbar).

Average wind speed in September
Guinrerou, Benin

Average wind speed in September - Guinrerou, Benin
  • Average wind speed in September: 6.1km/h

The windiest month (with the highest average wind speed) is April (9.3km/h).
The calmest month (with the lowest average wind speed) is November (5.9km/h).

Average humidity in September
Guinrerou, Benin

Average humidity in September - Guinrerou, Benin
  • Average humidity in September: 85%

The month with the highest relative humidity is August (87%).
The month with the lowest relative humidity is January (22%).

Average rainfall in September
Guinrerou, Benin

Average rainfall in September - Guinrerou, Benin
  • Average rainfall in September: 100mm

The wettest month (with the highest rainfall) is August (140mm).
The driest month (with the least rainfall) is December (0mm).

Average rainfall days in September
Guinrerou, Benin

Average rainfall days in September - Guinrerou, Benin
  • Average rainfall days in September: 23.5 days

The month with the highest number of rainy days is August (25.1 days).
The month with the least rainy days is December (0.3 days).

Average daylight in September /
Average sunshine in September
Guinrerou, Benin

Average daylight in September / Average sunshine in September - Guinrerou, Benin
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 36min).

  • Average sunshine in September: 7h and 2min

The months with the most sunshine are January and December (Average sunshine: 10h and 0min).
The month with the least sunshine is August (Average sunshine: 6h and 6min).

Average sunshine days in September
Guinrerou, Benin

Average sunshine days in September - Guinrerou, Benin
  • Average sunshine days in September: 4.5 days

The month with the most sunshine days is December (30.5 days).
The month with the least sunshine days is August (3.3 days).

Average UV index in September
Guinrerou, Benin

Average UV index in September - Guinrerou, Benin
  • Average UV index in September: 7

The months with the highest UV index are March and April (UV index 8).
The months with the lowest UV index are July and August (UV index 6).

Average cloud cover in September
Guinrerou, Benin

Average cloud cover in September - Guinrerou, Benin
  • Average cloud cover in September: 52

The month with the most cloud cover is August (Cloud cover 63).
The month with the least cloud cover is December (Cloud cover 3).

Average visibility in September
Guinrerou, Benin

Average visibility in September - Guinrerou, Benin
  • Average visibility in September: 7km

The months with the highest visibility are January, February, March, April, May, November and December (10km).
The months with the lowest visibility are August and September (7km).

Guinrerou, Benin

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