September weather forecastMandouri, Togo

September

Weather in September

September, the first month of the autumn in Mandouri, is still a hot month, with an average temperature varying between 23.3°C (73.9°F) and 31.9°C (89.4°F).

Temperature

In September, Mandouri's weather conditions record an average high-temperature of a still tropical 31.9°C (89.4°F), demonstrating little divergence from the preceding month. In Mandouri, the average temperature during the nights of September drops to a moderately hot 23.3°C (73.9°F).

Heat index

Throughout September, the heat index is appraised at a scorching 42°C (107.6°F). Exercise increased caution, heat cramps and heat exhaustion are potential hazards. Continuous activity could lead to heatstroke.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a numerical representation of warmth when taking temperature and moisture levels into account. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.
Sweat evaporation, driven by perspiration, is the method the human body uses to rid itself of excessive warmth. Elevated relative humidity diminishes evaporation, thereby reducing the body's ability to shed heat and creating a feeling of being too warm. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

The average relative humidity in September in Mandouri is 75%.

Rainfall

In Mandouri, in September, during 18.3 rainfall days, 65mm (2.56") of precipitation is typically accumulated. In Mandouri, during the entire year, the rain falls for 109.3 days and collects up to 417mm (16.42") of precipitation.

Daylight

In Mandouri, the average length of the day in September is 12h and 11min.
On the first day of the month, sunrise is at 05:46 and sunset at 18:06. On the last day of September, in Mandouri, sunrise is at 05:45 and sunset at 17:47 GMT.

Sunshine

In Mandouri, Togo, the average sunshine in September is 9.3h.

UV index

The average daily maximum UV index in September is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index, 7 during September, leads to the following recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.

Frequently asked questions

The high-temperature during September is 31.9°C (89.4°F) and the low-temperature is 23.3°C (73.9°F). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in September is appraised at 42°C (107.6°F).

The average relative humidity in September is 75%.

In Mandouri, Togo, in September, it is raining for 18.3 days, with typically 65mm (2.56") of accumulated precipitation.

The average day length in September is 12h and 11min.

On the first day of September in Mandouri, Togo, sunrise is at 05:46 and sunset at 18:06. On the last day of the month, sunrise is at 05:45 and sunset at 17:47 GMT.

The average sunshine duration in September is 9.3h.

The average daily maximum UV index in September in Mandouri, Togo, is 7. A UV Index of 6 to 7 symbolizes a high health risk 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
Mandouri, Togo

  • Average high temperature in September: 31.9°C

The warmest month (with the highest average high temperature) is March (40.8°C).
The month with the lowest average high temperature is August (30.7°C).

  • Average low temperature in September: 23.3°C

The month with the highest average low temperature is May (28.3°C).
The coldest month (with the lowest average low temperature) is January (18.6°C).

Average pressure in September
Mandouri, Togo

  • Average pressure in September: 1011.8mbar

The month with the highest atmospheric pressure is August (1012.1mbar).
The month with the lowest atmospheric pressure is April (1007.7mbar).

Average wind speed in September
Mandouri, Togo

  • Average wind speed in September: 7.5km/h

The windiest month (with the highest average wind speed) is May (11.7km/h).
The calmest month (with the lowest average wind speed) is November (7km/h).

Average humidity in September
Mandouri, Togo

  • Average humidity in September: 75%

The month with the highest relative humidity is August (79%).
The month with the lowest relative humidity is January (15%).

Average rainfall in September
Mandouri, Togo

  • Average rainfall in September: 65mm

The wettest month (with the highest rainfall) is August (131mm).
The driest months (with the least rainfall) are January and December (0mm).

Average rainfall days in September
Mandouri, Togo

  • Average rainfall days in September: 18.3 days

The month with the highest number of rainy days is August (24 days).
The month with the least rainy days is December (0 days).

Average daylight in September /
Average sunshine in September
Mandouri, Togo

  • Average daylight in September: 12h and 12min

The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 30min).

  • Average sunshine in September: 9h and 18min

The month with the most sunshine is April (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 7h and 42min).

Average sunshine days in September
Mandouri, Togo

  • Average sunshine days in September: 9.1 days

The month with the most sunshine days is December (30.8 days).
The month with the least sunshine days is August (5.4 days).

Average UV index in September
Mandouri, Togo

  • Average UV index in September: 7

The months with the highest UV index are February, March, April and May (UV index 8).
The month with the lowest UV index is August (UV index 6).

Average cloud cover in September
Mandouri, Togo

  • Average cloud cover in September: 33

The month with the most cloud cover is August (Cloud cover 47).
The months with the least cloud cover are January and December (Cloud cover 4).

Average visibility in September
Mandouri, Togo

  • Average visibility in September: 9km

The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (10km).
The months with the lowest visibility are August and September (9km).