September weather forecastZinvié, Benin

September

Weather in September

September, the first month of the autumn in Zinvié, is still a warm month, with temperature in the range of an average high of 28.2°C (82.8°F) and an average low of 24.2°C (75.6°F).

Temperature

The transition into September is marked with an average high-temperature of a still moderately hot 28.2°C (82.8°F), showing an insignificant shift from August's 27.4°C (81.3°F). September nights in Zinvié document an average temperature reading of 24.2°C (75.6°F).

Heat index

September's mean heat index is calculated to be a hot 33°C (91.4°F). Preventive measures are required to mitigate the risk of heat cramps and heat exhaustion. Continuous activity may precipitate heatstroke.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.

Humidity

August and September, with an average relative humidity of 83%, are the most humid months in Zinvié.

Rainfall

In Zinvié, in September, during 21.7 rainfall days, 62mm (2.44") of precipitation is typically accumulated. Throughout the year, in Zinvié, there are 204.5 rainfall days, and 599mm (23.58") of precipitation is accumulated.

Daylight

The average length of the day in September is 12h and 10min.
On the first day of September, sunrise is at 06:43 and sunset at 18:57. On the last day of the month, sunrise is at 06:38 and sunset at 18:42 WAT.

Sunshine

The average sunshine in September in Zinvié is 7.2h.

UV index

The months with the highest UV index are January through June, September through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum high UV index of 7 in September translates into the following recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.

Updated: Feb 1, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

September temperatures in Zinvié vary between a high-temperature of 28.2°C (82.8°F) and a low-temperature of 24.2°C (75.6°F). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, in September is calculated to be 33°C (91.4°F).

The months with the highest humidity in Zinvié are August and September, with an average relative humidity of 83%.

In Zinvié, Benin, the average relative humidity in September is 83%.

In Zinvié, in September, it is raining for 21.7 days, with typically 62mm (2.44") of accumulated precipitation.

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

In September, on the first day of the month, sunrise is at 06:43 and sunset at 18:57. On the last day of the month, in Zinvié, sunrise is at 06:38 and sunset at 18:42 WAT.

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

January through June, September through December, with an average maximum UV index of 7, are months with the highest UV index.

The average daily maximum UV index in September is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

27.4°C

28.2°C

29.5°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

17.3km/h

14.5km/h

12.9km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

12.9

6.6

6.5

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Zinvié, Benin

Average high temperature in September: 28.2°C

The warmest months (with the highest average high temperature) are March and April (32°C).
The month with the lowest average high temperature is August (27.4°C).

Average low temperature in September: 24.2°C

The month with the highest average low temperature is April (27.3°C).
The coldest month (with the lowest average low temperature) is August (23.8°C).

Average pressure in September
Zinvié, Benin

Average pressure in September: 1012.6mbar

The month with the highest atmospheric pressure is July (1013.4mbar).
The months with the lowest atmospheric pressure are February and March (1009.4mbar).

Average wind speed in September
Zinvié, Benin

Average wind speed in September: 14.1km/h

The windiest month (with the highest average wind speed) is August (16.7km/h).
The calmest month (with the lowest average wind speed) is December (10.9km/h).

Average humidity in September
Zinvié, Benin

Average humidity in September: 83%

The months with the highest relative humidity are August and September (83%).
The month with the lowest relative humidity is January (71%).

Average rainfall in September
Zinvié, Benin

Average rainfall in September: 62mm

The wettest month (with the highest rainfall) is June (126mm).
The driest month (with the least rainfall) is January (18mm).

Average rainfall days in September
Zinvié, Benin

Average rainfall days in September: 21.7 days

The month with the highest number of rainy days is June (22.5 days).
The month with the least rainy days is January (9.1 days).

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

Average daylight in September: 12h and 12min

The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 42min).

Average sunshine in September: 7h and 12min

The month with the most sunshine is December (Average sunshine: 9h and 42min).
The month with the least sunshine is July (Average sunshine: 6h and 18min).

Average sunshine days in September
Zinvié, Benin

Average sunshine days in September: 6.6 days

The month with the most sunshine days is January (17.3 days).
The month with the least sunshine days is November (4.3 days).

Average UV index in September
Zinvié, Benin

Average UV index in September: 7

The months with the highest UV index are January, February, March, April, May, June, September, October, November and December (UV index 7).
The months with the lowest UV index are July and August (UV index 6).

Average cloud cover in September
Zinvié, Benin

Average cloud cover in September: 50

The month with the most cloud cover is July (Cloud cover 56).
The month with the least cloud cover is December (Cloud cover 14).

Average visibility in September
Zinvié, Benin

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).