September weather forecastKoutobi, Togo

September

Weather in September

September sees a gradual shift away from the heavy rainfall and high humidity experienced in August. The temperature bars slightly towards warmth again, marking the end of the year's coolest period. Koutobi's weather oscillates back to high sunshine hours, testament to the receding monsoons. However, the moderate wind speeds make sure the weather does not get too hot too soon.

Temperature

The shift into September in Koutobi uncovers an average high-temperature of a tropical 30.3°C (86.5°F), subtly different from the previous month. Throughout September, Koutobi experiences a low-temperature average of 23°C (73.4°F).

Heat index

In September, the heat index is evaluated at an extremely hot 40°C (104°F). Adopt special protective actions against heat exhaustion and heat cramps. Long-duration activity risks heatstroke.
Records show heat index calculations are tailored for shaded regions and mild winds. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.
Sweat evaporation, driven by perspiration, is the method the human body uses to rid itself of excessive warmth. Under conditions of high temperature and humidity (enhanced heat index), sweat production is compromised, exacerbating the sensation of warmth. Accumulating more heat than the body can dissipate leads to an uptick in body temperature, with potential heat stress consequences.

Humidity

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

Rainfall

In Koutobi, Togo, in September, it is raining for 22.4 days, with typically 113mm (4.45") of accumulated precipitation. Throughout the year, there are 124.5 rainfall days, and 570mm (22.44") of precipitation is accumulated.

Daylight

The average length of the day in September is 12h and 11min.
On the first day of September, sunrise is at 05:49 and sunset at 18:06. On the last day of the month, sunrise is at 05:46 and sunset at 17:49 GMT.

Sunshine

In September, the average sunshine in Koutobi is 7.8h.

UV index

The average daily maximum UV index in September in Koutobi, Togo, is 7. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 7 during September leads to these advisories:
Deter overexposure. Protecting against the sun's effects is essential. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Enhance your sun protection with tightly woven, yet airy clothing.

Frequently asked questions

The high-temperature, in September, in Koutobi, records 30.3°C (86.5°F), while the low-temperature is 23°C (73.4°F). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in September is evaluated at 40°C (104°F).

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

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

In Koutobi, Togo, in September, it is raining for 22.4 days, with typically 113mm (4.45") of accumulated precipitation.

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

On the first day of September in Koutobi, Togo, sunrise is at 05:49 and sunset at 18:06. On the last day of the month, sunrise is at 05:46 and sunset at 17:49 GMT.

In Koutobi, Togo, the average sunshine duration in September is 7.8h.

The average daily maximum UV index in September is 7. 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Koutobi, Togo

  • Average high temperature in September: 30.3°C

The warmest month (with the highest average high temperature) is March (39.3°C).
The month with the lowest average high temperature is August (29.5°C).

  • Average low temperature in September: 23°C

The month with the highest average low temperature is April (27.8°C).
The coldest month (with the lowest average low temperature) is January (20.5°C).

Average pressure in September
Koutobi, Togo

  • Average pressure in September: 1012mbar

The month with the highest atmospheric pressure is July (1012.5mbar).
The month with the lowest atmospheric pressure is March (1008mbar).

Average wind speed in September
Koutobi, Togo

  • Average wind speed in September: 7.1km/h

The windiest month (with the highest average wind speed) is April (11.6km/h).
The calmest month (with the lowest average wind speed) is September (7.1km/h).

Average humidity in September
Koutobi, Togo

  • 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 (16%).

Average rainfall in September
Koutobi, Togo

  • Average rainfall in September: 113mm

The wettest month (with the highest rainfall) is August (130mm).
The driest month (with the least rainfall) is December (0mm).

Average rainfall days in September
Koutobi, Togo

  • Average rainfall days in September: 22.4 days

The month with the highest number of rainy days is August (23.7 days).
The month with the least rainy days is December (0.3 days).

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

  • 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 48min

The month with the most sunshine is April (Average sunshine: 11h and 48min).
The month with the least sunshine is August (Average sunshine: 7h and 24min).

Average sunshine days in September
Koutobi, Togo

  • Average sunshine days in September: 6.2 days

The month with the most sunshine days is December (30.7 days).
The month with the least sunshine days is August (4.8 days).

Average UV index in September
Koutobi, Togo

  • Average UV index in September: 7

The months with the highest UV index are February, 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
Koutobi, Togo

  • Average cloud cover in September: 44

The month with the most cloud cover is August (Cloud cover 55).
The month with the least cloud cover is December (Cloud cover 4).

Average visibility in September
Koutobi, Togo

  • Average visibility in September: 8km

The months with the highest visibility are January, February, March, April, May, June, October, November and December (10km).
The months with the lowest visibility are August and September (8km).