September weather forecast
Bor, South Sudan

As September rolls out in Bor, South Sudan, the weather starts to return to the hot and sunny ensemble. Despite the shift, rainfall remains quite high at 91mm (3.58"), although it is lesser than the preceding rainy months. A reduction in cloud coverage happens hand-in-hand with the lowering rainfall, bringing back the dominant sunlit days. The daylight hours subtly decrease but the sunshine hours depict an upsurge, indicating clearer skies. The temperatures rise slightly, ensuring a warm and comfortable ambiance throughout the month.

Temperature

Bor's average high-temperature in September is a still hot 32°C (89.6°F), marking an insignificant difference from the 31.4°C (88.5°F) of August. The month of September records an average low-temperature of 21.5°C (70.7°F) in Bor.

Heat index

Throughout September, the heat index is calculated to be a blisteringly hot 42°C (107.6°F). Implement more preventive measures, heat cramps and heat exhaustion are probable. Heatstroke might result from extended activity.
Remember that heat index calculations are made for conditions in the shade with light wind. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', reflects the blend of air temperature and relative humidity to give a temperature impression. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
Evaporating sweat, an outcome of perspiration, is key in assisting the human body to moderate its temperature. In high relative humidity, the body's ability to evaporate heat is diminished, resulting in a heightened feeling of warmth. Potential thermal conditions emerge as the body's heat gain outpaces its cooling mechanisms.

Humidity

In Bor, the average relative humidity in September is 74%.

Rainfall

In September, in Bor, South Sudan, the rain falls for 22.7 days. Throughout September, 91mm (3.58") of precipitation is accumulated. Throughout the year, there are 188.7 rainfall days, and 754mm (29.69") of precipitation is accumulated.

Daylight

The average length of the day in September in Bor is 12h and 9min.
On the first day of the month, sunrise is at 05:46 and sunset at 18:00. On the last day of September, in Bor, sunrise is at 05:41 and sunset at 17:45 CAT.

Sunshine

In September, the average sunshine in Bor is 8.8h.

UV index

In Bor, the average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 7 during September translates into these guidelines:
Deflect overexposure. Sun protection is a necessity. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.