September weather forecast
Madogbo, Sierra Leone

September

Weather in September

September offers a slight weather reprieve as Madogbo starts the transition from the rainy to the dry season. There is a significant decrease in rain amounts with 206mm (8.11") falling less frequently over 28.8 days. Despite this reduction, the rainfall remains relatively high and the skies predominantly cloudy with a bit more sun peeking through. The relative humidity starts to drop as well, making for a less humid atmosphere. The trend continues into October, featuring slightly more sunshine and less precipitation.

Temperature

Madogbo indicates an average high-temperature of a still moderately hot 27.5°C (81.5°F) in September, showing minor variation from August's 26.3°C (79.3°F). During the month of September, Madogbo anticipates a mean low-temperature of 20.3°C (68.5°F).

Heat index

The heat index value for September is appraised at a hot 33°C (91.4°F). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.
One should consider that heat index numbers are for shaded settings and light wind. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'real feel', joins air temperature with relative humidity to produce a temperature perception for humans. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.

Humidity

In Madogbo, the average relative humidity in September is 93%.

Rainfall

In Madogbo, in September, it is raining for 28.8 days, with typically 206mm (8.11") of accumulated precipitation. Throughout the year, there are 214.8 rainfall days, and 1239mm (48.78") of precipitation is accumulated.

Daylight

In September, the average length of the day is 12h and 11min.
On the first day of the month, sunrise is at 06:37 and sunset at 18:55. On the last day of September, sunrise is at 06:34 and sunset at 18:37 GMT.

Sunshine

In Madogbo, the average sunshine in September is 5.2h.

UV index

In September, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily high UV index of 6 during September translates into the following recommendations:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. 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. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.

Frequently asked questions

What are September temperatures?
The high-temperature, in September, in Madogbo, records 27.5°C (81.5°F), while the low-temperature is 20.3°C (68.5°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is appraised at 33°C (91.4°F).
What is the average humidity in September?
In Madogbo, the average relative humidity in September is 93%.
How many days does it rain in September?
In September, the rain falls for 28.8 days. Throughout September, 206mm (8.11") of precipitation is accumulated.
How many hours of daylight does Madogbo have in September?
The average day length in September is 12h and 11min.
What time are sunrise and sunset in September?
On the first day of September, sunrise is at 06:37 and sunset at 18:55. On the last day of the month, sunrise is at 06:34 and sunset at 18:37 GMT.
How many hours of sunshine does Madogbo have in September?
In September, the average sunshine duration is 5.2h.
What is the UV index reading in September?
In September, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Madogbo, Sierra Leone
  • Average high temperature in September: 27.5°C

The warmest month (with the highest average high temperature) is March (38°C).
The month with the lowest average high temperature is August (26.3°C).

  • Average low temperature in September: 20.3°C

The month with the highest average low temperature is May (22°C).
The coldest month (with the lowest average low temperature) is December (17.3°C).

Average pressure in September
Madogbo, Sierra Leone
  • Average pressure in September: 1013.4mbar

The month with the highest atmospheric pressure is July (1014.2mbar).
The months with the lowest atmospheric pressure are March and April (1010.5mbar).

Average wind speed in September
Madogbo, Sierra Leone
  • Average wind speed in September: 4.8km/h

The windiest month (with the highest average wind speed) is April (7.3km/h).
The calmest month (with the lowest average wind speed) is November (3.9km/h).

Average humidity in September
Madogbo, Sierra Leone
  • Average humidity in September: 93%

The month with the highest relative humidity is August (94%).
The month with the lowest relative humidity is January (38%).

Average rainfall in September
Madogbo, Sierra Leone
  • Average rainfall in September: 206mm

The wettest month (with the highest rainfall) is August (227mm).
The driest month (with the least rainfall) is February (2mm).

Average rainfall days in September
Madogbo, Sierra Leone
  • Average rainfall days in September: 28.8 days

The month with the highest number of rainy days is August (30.3 days).
The month with the least rainy days is January (1.9 days).

Average daylight in September /
Average sunshine in September
Madogbo, Sierra Leone
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 36min).

  • Average sunshine in September: 5h and 1min

The month with the most sunshine is February (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 3h and 30min).

Average sunshine days in September
Madogbo, Sierra Leone
  • Average sunshine days in September: 0.9 days

The month with the most sunshine days is January (28.6 days).
The month with the least sunshine days is August (0.5 days).

Average UV index in September
Madogbo, Sierra Leone
  • Average UV index in September: 6

The months with the highest UV index are January, February, March and April (UV index 7).
The months with the lowest UV index are June, July and August (UV index 5).

Average cloud cover in September
Madogbo, Sierra Leone
  • Average cloud cover in September: 74

The month with the most cloud cover is August (Cloud cover 85).
The months with the least cloud cover are January, February and December (Cloud cover 11).

Average visibility in September
Madogbo, Sierra Leone
  • Average visibility in September: 5km

The months with the highest visibility are January, February, March and December (10km).
The months with the lowest visibility are August and September (5km).

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