September weather forecast
Bolgatanga, Ghana

September is characterized by the dwindling pulse of the rainy season in the city of Bolgatanga. Rainfall volume and frequency ease off to 119mm (4.69") and 18 days respectively, a reduction from the previous month. The city welcomes the gradual descent into the dry season, as everyday life gets back to its sunny and dry routine. Daylight hours start to ebb gradually, but the city remains stewed in adequate sunshine. Therefore, despite this ongoing transition, September upholds the city's sunny order of things.

Temperature

The shift into September in Bolgatanga reveals an average high-temperature of a still warm 29.9°C (85.8°F), closely mirroring August's climate. During the nights in September, the temperature averages to a pleasant 21.4°C (70.5°F).

Rainfall

In Bolgatanga, during September, the rain falls for 18 days and regularly aggregates up to 119mm (4.69") of precipitation. Throughout the year, there are 104 rainfall days, and 721mm (28.39") of precipitation is accumulated.

Daylight

In Bolgatanga, the average length of the day in September is 12h and 11min.
On the first day of September, sunrise is at 05:53 and sunset at 18:12. On the last day of the month, sunrise is at 05:52 and sunset at 17:54 GMT.

Sunshine

In September, the average sunshine is 7h.

UV index

The months with the highest UV index are February through September, with an average maximum UV index of 12. A UV Index of 11, and more, symbolizes an extreme threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 12 in September translates into this advice:
Implement all necessary safeguards, unprotected skin might suffer burns rapidly. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Even on overcast days, ensure the application and frequent reapplication of sunscreen with at least an SPF 30, especially post swim or outdoor exercise.