September weather forecast
Assok-Seng, Gabon

The first month of the autumn, September, is also a moderately hot month in Assok-Seng, Gabon, with temperature in the range of an average low of 20.3°C (68.5°F) and an average high of 28.6°C (83.5°F).

Temperature

With the arrival of September, an average high temperature of a still warm 28.6°C (83.5°F) is noted, consistent with that of August. During the month of September, the nighttime temperature in Assok-Seng falls to an average of 20.3°C (68.5°F).

Heat index

In September, the average heat index is computed to be a very hot 36°C (96.8°F). Implement heightened safety measures - risk of heat exhaustion and heat cramps is increased. Prolonged activity may result in heatstroke.
Heat index specifics point out values are for conditions of shade and a slight breeze. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. Under conditions of high relative humidity, the rate of evaporation decreases. This results in the body retaining more heat than under conditions of dry air. Excessive heat gain, when not shed effectively by the body, can result in increasing body temperatures and related hazards.

Humidity

In Assok-Seng, the average relative humidity in September is 90%.

Rainfall

In Assok-Seng, during September, the rain falls for 28.3 days and regularly aggregates up to 164mm (6.46") of precipitation. In Assok-Seng, during the entire year, the rain falls for 317.5 days and collects up to 1608mm (63.31") of precipitation.

Daylight

In September, the average length of the day is 12h and 8min.
On the first day of the month, sunrise is at 06:09 and sunset at 18:18. On the last day of September, sunrise is at 06:00 and sunset at 18:06 WAT.

Sunshine

The average sunshine in September in Assok-Seng is 4.7h.

UV index

June through November, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 5 during September translates into the following directions:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.