September weather forecast
Kilibo, Benin

September

Weather in September

September, the first month of the autumn in Kilibo, is still a warm month, with temperature in the range of an average high of 29.3°C (84.7°F) and an average low of 21.8°C (71.2°F).

Temperature

The ushering in of September brings an average high-temperature of a still moderately hot 29.3°C (84.7°F), closely mirroring the 28.4°C (83.1°F) of August. Kilibo records a steady low-temperature average of 21.8°C (71.2°F) during September.

Heat index

For September, the heat index is estimated at a fiery hot 37°C (98.6°F). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
Heat index's context suggests values are appropriate for shady areas and slight breezes. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'feels like' or 'real feel', measures the perceived warmth when incorporating the humidity present in the air. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
Perspiring is a crucial mechanism for the human body, allowing it to release excessive warmth through evaporating sweat. When relative humidity is heightened, it slows the rate of evaporation, thereby decreasing the body's ability to shed heat and creating a sensation of overheating. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

In Kilibo, the average relative humidity in September is 86%.

Rainfall

In Kilibo, during September, the rain falls for 24.1 days and regularly aggregates up to 129mm (5.08") of precipitation. In Kilibo, during the entire year, the rain falls for 140.3 days and collects up to 636mm (25.04") of precipitation.

Daylight

The average length of the day in September in Kilibo is 12h and 10min.
On the first day of September in Kilibo, Benin, sunrise is at 06:41 and sunset at 18:57. On the last day of the month, sunrise is at 06:37 and sunset at 18:40 WAT.

Sunshine

In Kilibo, Benin, the average sunshine in September is 7.2h.

UV index

The months with the lowest UV index in Kilibo are July through September, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: In September, a daily maximum UV index of 6 leads to the following instructions:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.

Frequently asked questions

How hot is it in Kilibo in September?
The average high-temperature, in September, in Kilibo, is 29.3°C (84.7°F), while the average low-temperature is 21.8°C (71.2°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in September is estimated at 37°C (98.6°F).
What is the average humidity in September in Kilibo?
The average relative humidity in September is 86%.
How much does it rain in Kilibo in September?
In September, in Kilibo, Benin, the rain falls for 24.1 days. Throughout September, 129mm (5.08") of precipitation is accumulated.
How many hours of daylight does Kilibo have in September?
In September, the average day length in Kilibo, Benin, is 12h and 10min.
When is the sunrise / sunset in September in Kilibo?
In September, on the first day of the month, sunrise is at 06:41 and sunset at 18:57. On the last day of the month, in Kilibo, sunrise is at 06:37 and sunset at 18:40 WAT.
How many hours of sunshine does Kilibo have in September?
In September, the average sunshine duration is 7.2h.
When is the lowest UV index in Kilibo?
The months with the lowest UV index in Kilibo, Benin, are July through September, with an average maximum UV index of 6.
What is the UV index reading in September in Kilibo?
The average daily maximum UV index in September in Kilibo is 6. A UV Index estimate of 6 to 7 represents a 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
Kilibo, Benin
  • Average high temperature in September: 29.3°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: 21.8°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
Kilibo, 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
Kilibo, 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
Kilibo, Benin
  • Average humidity in September: 86%

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

Average rainfall in September
Kilibo, Benin
  • Average rainfall in September: 129mm

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
Kilibo, Benin
  • Average rainfall days in September: 24.1 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
Kilibo, Benin
  • Average daylight in September: 12h and 1min

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

  • Average sunshine in September: 7h and 1min

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
Kilibo, Benin
  • Average sunshine days in September: 4.2 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
Kilibo, Benin
  • Average UV index in September: 6

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

Average cloud cover in September
Kilibo, Benin
  • Average cloud cover in September: 54

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
Kilibo, 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).

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