Kumasi
Ghana
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Kumasi, Ghana

September in Kumasi, Ghana, resumes the second half of the monsoon as the precipitation registers an increase to 165.1mm (6.5"). Cloudy skies rule the roost with the sunlight limited to only 3.5 hours during the day.
The average temperatures are in the range of 21.1°C (70°F) to 28.9°C (84°F) as the days warm up with an increase in humidity. Winds typically blow from the southwest with speeds that rarely cross more than 15 miles per hour.
Expect scattered thunderstorms in September. Light summer clothing with a rain jacket or an umbrella protects from the rain. High relative humidity makes the conditions uncomfortable in September in Kumasi.

What is the temperature in Septiembre in Kumasi?

In Kumasi, in Septiembre, the average high-temperature is 28.7°C (83.7°F), and the average low-temperature is 21.1°C (70°F).

How many days does it rain in Septiembre in Kumasi?

In Kumasi, in Septiembre, it is raining for 17 days, with typically 165.2mm (6.5") of accumulated precipitation.

How many hours of daylight does Kumasi have in Septiembre?

In Kumasi, the average length of the day in Septiembre is 12.2h.

How long on average sun shines in Septiembre in Kumasi?

In Kumasi, the average sunshine in Septiembre is 3.5h.

What are the months with the highest UV index in Kumasi?

Febrero through Mayo, Agosto through Octubre, with an average maximum UV index of 12, are months with the highest UV index in Kumasi.

What is the UV index reading in Septiembre in Kumasi?

The average daily maximum UV index in Septiembre is 12. A UV Index estimate of 11, and higher, represents an excessive health risk from the exposure to the Sun's UV radiation.
Average temperature in September - Kumasi, Ghana
  • Average high temperature in September: 28.7°C

The warmest month (with the highest average high temperature) is February (33.5°C).
The month with the lowest average high temperature is August (27.7°C).

  • Average low temperature in September: 21.1°C

The month with the highest average low temperature is April (22.4°C).
The coldest month (with the lowest average low temperature) is January (20.4°C).

Average rainfall in September - Kumasi, Ghana
  • Average rainfall in September: 165.2mm

The wettest month (with the highest rainfall) is June (214.3mm).
The driest month (with the lowest rainfall) is January (15.1mm).

Average rainfall days in September - Kumasi, Ghana
  • Average rainfall days in September: 17 days

Months with the highest number of rainy days are June, September and October (17 days).
The month with the lowest number of rainy days is January (2 days).

Average daylight in September / Average sunshine in September - Kumasi, Ghana
  • Average daylight in September: 12.2h

Months with the longest days are June and July (Average daylight: 12.5h).
The month with shortest days is December (Average daylight: 11.7h).

  • Average sunshine in September: 3.5h

The month with most sunshine is April (Average sunshine: 6.8h).
The month with least sunshine is August (Average sunshine: 2.5h).

Average UV index in September - Kumasi, Ghana
  • Average UV index in September: 12

Months with the highest UV index are February, March, April, May, August, September and October (UV index 12).
The month with the lowest UV index is December (UV index 10).