Bolgatanga
Ghana
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Bolgatanga, Ghana

September, the first month of the autumn, in Bolgatanga, is also a moderately hot month, with average temperature fluctuating between 29.9°C (85.8°F) and 21.4°C (70.5°F).

Temperature

In Bolgatanga, Ghana, the average high-temperature is essentially the same as in August - a still warm 29.9°C (85.8°F). In Bolgatanga, the average low-temperature is 21.4°C (70.5°F).

Rainfall

In Bolgatanga, during 18 rainfall days, 119mm (4.7") of precipitation is typically accumulated. In Bolgatanga, during the entire year, the rain falls for 104 days and collects up to 721mm (28.4") of precipitation.

Daylight

The average length of the day in Bolgatanga is 12.2h.

Sunshine

In Bolgatanga, the average sunshine is 7h.

UV index

Months with the highest UV index in Bolgatanga are February through September, with an average maximum UV index of 12. A UV Index value of 11, and more, symbolizes an extreme health hazard from unprotected exposure to the Sun's UV rays for the average person.
In September, the average maximum UV index of 12 translate into the following recommendations:
Practice all-important precautions. Light skin people may get burned in less than 5 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim.

What is the temperature in September in Bolgatanga?

In September, in Bolgatanga, the average high-temperature is 29.9°C (85.8°F), and the average low-temperature is 21.4°C (70.5°F).

How many days does it rain in September in Bolgatanga?

In Bolgatanga, in September, it is raining for 18 days, with typically 119mm (4.7") of accumulated precipitation.

How many hours of daylight does Bolgatanga have in September?

In September, the average length of the day in Bolgatanga, Ghana, is 12.2h.

How long on average sun shines in September in Bolgatanga?

In September, the average sunshine in Bolgatanga, Ghana, is 7h.

When is the highest UV index in Bolgatanga?

February through September, with an average maximum UV index of 12, are months with the highest UV index.

How high is the UV index in September in Bolgatanga?

In September, the average daily maximum UV index in Bolgatanga, Ghana, is 12. A UV Index estimate of 11, and higher, represents an excessive health risk from unprotected exposure to the UV radiation.
Average temperature in September - Bolgatanga, Ghana
  • Average high temperature in September: 29.9°C

The warmest month (with the highest average high temperature) is March (37.9°C).
The month with the lowest average high temperature is August (29.7°C).

  • Average low temperature in September: 21.4°C

Months with the highest average low temperature are April and May (24.8°C).
The coldest month (with the lowest average low temperature) is December (18°C).

Average rainfall in September - Bolgatanga, Ghana
  • Average rainfall in September: 119mm

The wettest month (with the highest rainfall) is August (206mm).
Driest months (with the lowest rainfall) are January, February and December (5mm).

Average rainfall days in September - Bolgatanga, Ghana
  • Average rainfall days in September: 18 days

The month with the highest number of rainy days is August (20 days).
Months with the lowest number of rainy days are January, February and November (2 days).

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

The month with the longest days is June (Average daylight: 12.8h).
The month with shortest days is December (Average daylight: 11.5h).

  • Average sunshine in September: 7h

Months with most sunshine are January, February, October, November and December (Average sunshine: 9h).
The month with least sunshine is August (Average sunshine: 6h).

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

Months with the highest UV index are February, March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 9).