September weather forecast
Lagos, Nigeria

September comes with a slight rise in temperature, a trend that continues into the ensuing months. Rainfall maintains a moderate level similar to August, marking an end to the primary rainy season. Sunshine hours start gaining ground, creating more time for outdoor exploration. Sea temperatures begin to rise slightly, marking an improvement over the last month. The month ends with a relatively high rainfall figure of 167mm (6.57").

Temperature

With the advent of September, Lagos experiences an average high-temperature of a still moderately hot 28.9°C (84°F), mirroring a close resemblance to the previous month. September nights in Lagos observe an average temperature dip to an agreeable 21.9°C (71.4°F).

Rainfall

In Lagos, in September, during 12.7 rainfall days, 167mm (6.57") of precipitation is typically accumulated. Throughout the year, there are 102.8 rainfall days, and 1538mm (60.55") of precipitation is accumulated.

Sea temperature

In Lagos, in September, the average water temperature is 25.8°C (78.4°F).
Note: For any water activity, surface water temperatures from 25°C (77°F) to 29°C (84.2°F) are deemed perfect and extremely pleasing for enduring enjoyment.

Daylight

In Lagos, Nigeria, the average length of the day in September is 12h and 10min.
On the first day of September in Lagos, sunrise is at 06:39 and sunset at 18:53. On the last day of the month, sunrise is at 06:34 and sunset at 18:38 WAT.

Sunshine

In September, the average sunshine in Lagos is 3.8h.

UV index

February through May, August through October, with an average maximum UV index of 12, are months with the highest UV index. A UV Index of 11, and more, symbolizes an extreme health hazard from exposure to the Sun's UV radiation for the average person.
Note: The maximum UV index, 12 during September, leads to the following recommendations:
Employ every crucial safety step. Those with fair skin could experience burns in a matter of minutes. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Post an outdoor workout or swimming, a broad-spectrum SPF 30+ sunscreen should be applied generously and frequently. Take warning! Reflective sand and water surfaces intensify the Sun's UV rays.