September weather forecastIna, Benin

September

Weather in September

September in Ina ushers in a visible transformation of the weather pattern. Though rainfall persists, it diminishes compared to August, signaling the receding monsoon. A lowering of the temperature bracket to between 21.9°C (71.4°F) and 29.4°C (84.9°F) is noteworthy. The atmosphere retains a high degree of moisture while the cloud patterns begin to break. The prevalent September weather can be described as cloudy, humid and rain-soaked with easing downpours.

Temperature

Ina indicates an average high-temperature of a still moderately hot 29.4°C (84.9°F) in September, showing minor variation from August's 28.4°C (83.1°F). Ina encounters an average low-temperature of 21.9°C (71.4°F) during September nights.

Heat index

For most parts of September, the heat index is computed to be a sweltering 37°C (98.6°F). Take more preventive steps, risk of heat exhaustion and heat cramps is elevated. Long activity may culminate in heatstroke.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
Perspiration and the resultant sweat evaporation are the body's natural thermostat, helping regulate temperature. 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. Heat disorders may be on the horizon when body temperatures rise from inadequate heat management.

Humidity

In September, the average relative humidity is 85%.

Rainfall

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

Daylight

In Ina, the average length of the day in September is 12h and 11min.
On the first day of the month, sunrise is at 06:39 and sunset at 18:58. On the last day of September, sunrise is at 06:37 and sunset at 18:40 WAT.

Sunshine

In Ina, the average sunshine in September is 7.4h.

UV index

In Ina, Benin, the average daily maximum UV index in September is 7. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 7 during September translates into the following guidance:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.

Frequently asked questions

An average high-temperature, in September, in Ina, is 29.4°C (84.9°F) and the average low-temperature is 21.9°C (71.4°F). In September, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 37°C (98.6°F).

In September, the average relative humidity in Ina is 85%.

In Ina, Benin, during September, the rain falls for 23.5 days and regularly aggregates up to 100mm (3.94") of precipitation.

In Ina, the average day length in September is 12h and 11min.

In September, on the first day of the month, sunrise is at 06:39 and sunset at 18:58. On the last day of the month, sunrise is at 06:37 and sunset at 18:40 WAT.

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

The average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.
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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Ina, 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
Ina, 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
Ina, 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
Ina, 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
Ina, 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
Ina, 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
Ina, Benin

  • Average daylight in September: 12h and 12min

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 24min

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
Ina, 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
Ina, 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
Ina, 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
Ina, 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).