September weather forecast
Tchibanga, Gabon

September witnesses the end of dry season as rainfall increases to 44mm (1.73"). The mix of slightly lower maximum temperature, increased cloud cover and higher humidity may result in a more oppressive atmosphere. The daylight remains constant as in August, but a decrease in sunshine hours can be noticed. A minor decrease in wind speed brings some calm to the weather. Overall, September is the transition month from the dry to the wet season in Tchibanga.

Temperature

Tchibanga's average high-temperature in September is a warm 29.3°C (84.7°F), marking an insignificant difference from the 30.2°C (86.4°F) of August. Tchibanga experiences a nighttime temperature average of 21.2°C (70.2°F) during September.

Heat index

September's mean heat index is appraised at a torrid 35°C (95°F). Take additional safety steps, risk of heat exhaustion and heat cramps is notable. Prolonged activity may cause heatstroke.
When referencing the heat index, its values are suitable for shady environments and light breezes. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', provides an understanding of perceived warmth by combining temperature and relative humidity. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
Perspiration is the body's default response to elevated temperatures, as it promotes the evaporation of sweat to achieve cooling. When relative humidity is on the rise, it curtails evaporation, thereby reducing the heat elimination from the body and causing the feeling of being excessively hot. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

The average relative humidity in September is 77%.

Rainfall

In Tchibanga, in September, it is raining for 18.1 days, with typically 44mm (1.73") of accumulated precipitation. In Tchibanga, during the entire year, the rain falls for 274.1 days and collects up to 1640mm (64.57") of precipitation.

Daylight

In Tchibanga, the average length of the day in September is 12h and 6min.
On the first day of September in Tchibanga, sunrise is at 06:14 and sunset at 18:17. On the last day of the month, sunrise is at 06:01 and sunset at 18:09 WAT.

Sunshine

The average sunshine in September is 4.9h.

UV index

The months with the highest UV index are January through September, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum UV index of 6 during September leads to these instructions:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.