September weather forecast
Obosi, Nigeria

The first month of the autumn, September, is still a warm month in Obosi, Nigeria, with an average temperature ranging between max 29.2°C (84.6°F) and min 22.5°C (72.5°F).

Temperature

At the onset of September, Obosi records an average high-temperature of a still warm 29.2°C (84.6°F), showing little deviation from the preceding month. Throughout September nights, Obosi registers an average low-temperature of 22.5°C (72.5°F).

Heat index

September's mean heat index is appraised at a very hot 38°C (100.4°F). Take more preventive steps, risk of heat exhaustion and heat cramps is elevated. Long activity may culminate in heatstroke.
Heat index specifics point out values are for conditions of shade and a slight breeze. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. Under high air temperature coupled with high humidity (high heat index), the body's perspiration is reduced, intensifying the sensation of heat. The body faces dehydration threats when its cooling efforts are outpaced by excessive heat gain.

Humidity

The months with the highest humidity are July and September, with an average relative humidity of 89%.

Rainfall

In Obosi, during September, the rain falls for 27.2 days and regularly aggregates up to 167mm (6.57") of precipitation. In Obosi, during the entire year, the rain falls for 230.2 days and collects up to 1030mm (40.55") of precipitation.

Daylight

In Obosi, Nigeria, the average length of the day in September is 12h and 9min.
On the first day of September, sunrise is at 06:25 and sunset at 18:39. On the last day of the month, sunrise is at 06:20 and sunset at 18:24 WAT.

Sunshine

In Obosi, the average sunshine in September is 5.5h.

UV index

June through September, with an average maximum UV index of 6, are months with the lowest UV index in Obosi. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In September, the maximum UV index of 6 suggests this advice:
Inhibit overexposure. Warding off sun damage is of utmost importance. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.