September weather forecast
Bongor, Chad

September

Weather in September

September brings about the reversal of the weather conditions in Bongor. It registers a minimum temperature of 22.2°C (72°F) and a maximum of 30.5°C (86.9°F). The rainfall starts to recede, indicating the approaching cessation of the monsoon. The regular winds add a delightful touch to the receding monsoon charm. Bongor bids farewell to the monsoons, preparing to welcome clear skies and brighter days.

Temperature

The commencement of September notes an average high-temperature of a tropical 30.5°C (86.9°F), exhibiting little difference from the previous month. In the month of September, the temperature generally rests at an average low of 22.2°C (72°F).

Heat index

The heat index in September is estimated at a very hot 38°C (100.4°F). Greater preventive actions are needed, heat exhaustion and heat cramps are likely. Persistent activity could provoke heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', evaluates the perceived heat by adding the effect of moisture in the air. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
When it comes to cooling down, the human body's primary method is through perspiration, making use of sweat evaporation to eliminate excess heat. When air moisture content is high, the cooling process through evaporation is not as efficient, leading to an ineffective body cooling process and a feeling of overheating. With body temperatures on the rise, inefficient heat shedding can lead to dehydration and its associated complications.

Humidity

In Bongor, the average relative humidity in September is 77%.

Rainfall

In Bongor, in September, it is raining for 20.7 days, with typically 98mm (3.86") of accumulated precipitation. In Bongor, during the entire year, the rain falls for 122.7 days and collects up to 572mm (22.52") of precipitation.

Daylight

In September, the average length of the day is 12h and 11min.
On the first day of the month, sunrise is at 05:49 and sunset at 18:07. On the last day of September, sunrise is at 05:47 and sunset at 17:49 WAT.

Sunshine

The average sunshine in September is 9.6h.

UV index

The average daily maximum UV index in September is 7. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: A daily high UV index of 7 in September leads to these guidelines:
Prevent overexposure. Protection from the sun's harmful effects is needed. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.

Frequently asked questions

How hot does it get in September?
An average high-temperature, in September, in Bongor, is 30.5°C (86.9°F) and the average low-temperature is 22.2°C (72°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, in September is estimated at 38°C (100.4°F).
What is the average humidity in September?
In Bongor, Chad, the average relative humidity in September is 77%.
How many days does it rain in September?
In Bongor, in September, it is raining for 20.7 days, with typically 98mm (3.86") of accumulated precipitation.
How many hours of daylight does Bongor have in September?
The average day length in September is 12h and 11min.
When is the sunrise / sunset in September in Bongor?
On the first day of September in Bongor, sunrise is at 05:49 and sunset at 18:07. On the last day of the month, sunrise is at 05:47 and sunset at 17:49 WAT.
How many hours of sunshine does Bongor have in September?
In September, the average sunshine duration is 9.6h.
What is the UV index reading in September?
In September, the average daily maximum UV index is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Bongor, Chad
Average temperature in September
Bongor, Chad
  • Average high temperature in September: 30.5°C

The warmest month (with the highest average high temperature) is March (40.3°C).
The month with the lowest average high temperature is August (29°C).

  • Average low temperature in September: 22.2°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 (19.2°C).

Average pressure in September - Bongor, Chad
Average pressure in September
Bongor, Chad
  • Average pressure in September: 1011.2mbar

The month with the highest atmospheric pressure is August (1011.7mbar).
The month with the lowest atmospheric pressure is April (1006.5mbar).

Average wind speed in September - Bongor, Chad
Average wind speed in September
Bongor, Chad
  • Average wind speed in September: 7.2km/h

The windiest month (with the highest average wind speed) is February (13km/h).
The calmest month (with the lowest average wind speed) is September (7.2km/h).

Average humidity in September - Bongor, Chad
Average humidity in September
Bongor, Chad
  • Average humidity in September: 77%

The month with the highest relative humidity is August (81%).
The month with the lowest relative humidity is February (12%).

Average rainfall in September - Bongor, Chad
Average rainfall in September
Bongor, Chad
  • Average rainfall in September: 98mm

The wettest month (with the highest rainfall) is August (151mm).
The driest months (with the least rainfall) are January, February and December (0mm).

Average rainfall days in September - Bongor, Chad
Average rainfall days in September
Bongor, Chad
  • Average rainfall days in September: 20.7 days

The month with the highest number of rainy days is August (26 days).
The months with the least rainy days are January and December (0 days).

Average daylight in September / Average sunshine in September - Bongor, Chad
Average daylight in September /
Average sunshine in September
Bongor, Chad
  • Average daylight in September: 12h and 1min

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 30min).

  • Average sunshine in September: 9h and 4min

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 - Bongor, Chad
Average sunshine days in September
Bongor, Chad
  • Average sunshine days in September: 7.5 days

The month with the most sunshine days is January (31 days).
The month with the least sunshine days is August (3.6 days).

Average UV index in September - Bongor, Chad
Average UV index in September
Bongor, Chad
  • 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 - Bongor, Chad
Average cloud cover in September
Bongor, Chad
  • Average cloud cover in September: 34

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 2).

Average visibility in September - Bongor, Chad
Average visibility in September
Bongor, Chad
  • Average visibility in September: 9km

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 July, August and September (9km).

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