September weather forecastMaron, Sierra Leone

September

Weather in September

The first month of the autumn, September, is still a warm month in Maron, Sierra Leone, with temperature in the range of an average high of 28.9°C (84°F) and an average low of 21.8°C (71.2°F).

Temperature

Maron, Sierra Leone, notes an average high-temperature of a still moderately hot 28.9°C (84°F) in September, hardly diverging from August. Maron, in September, witnesses an average low-temperature of 21.8°C (71.2°F).

Heat index

In September, the average heat index is computed to be a torrid 37°C (98.6°F). Implement more preventive measures, heat cramps and heat exhaustion are probable. Heatstroke might result from extended activity.
The metrics for the heat index are tailored for both shady environments and light winds. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'feels like', arises from combining readings of air temperature and relative moisture content. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for 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.
Evaporating sweat is a key way the human body dispels excessive warmth, all thanks to the process of perspiration. When the air contains significant moisture, the efficiency of the evaporation process decreases, preventing the body from cooling down effectively and creating a feeling of overheating. The body faces dehydration threats when its cooling efforts are outpaced by excessive heat gain.

Humidity

The average relative humidity in September in Maron is 92%.

Rainfall

In Maron, during September, the rain falls for 28.6 days and regularly aggregates up to 261mm (10.28") of precipitation. In Maron, Sierra Leone, during the entire year, the rain falls for 225.8 days and collects up to 1471mm (57.91") of precipitation.

Daylight

In September, the average length of the day in Maron is 12h and 10min.
On the first day of September, sunrise is at 06:42 and sunset at 18:59. On the last day of the month, sunrise is at 06:39 and sunset at 18:42 GMT.

Sunshine

The average sunshine in September in Maron is 5.2h.

UV index

The average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The maximum UV index, 6 during September, leads to the following recommendations:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.

Frequently asked questions

An average high-temperature, in September, in Maron, is 28.9°C (84°F) and the average low-temperature is 21.8°C (71.2°F). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, in September is computed to be 37°C (98.6°F).

The average relative humidity in September in Maron is 92%.

In Maron, Sierra Leone, in September, it is raining for 28.6 days, with typically 261mm (10.28") of accumulated precipitation.

In September, the average day length in Maron, Sierra Leone, is 12h and 10min.

On the first day of September, sunrise is at 06:42 and sunset at 18:59. On the last day of the month, sunrise is at 06:39 and sunset at 18:42 GMT.

In Maron, the average sunshine duration in September is 5.2h.

The average daily maximum UV index in September in Maron is 6. A UV Index value of 6 to 7 symbolizes a high health risk 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Maron, Sierra Leone

  • Average high temperature in September: 28.9°C

The warmest month (with the highest average high temperature) is March (38.4°C).
The month with the lowest average high temperature is August (27.6°C).

  • Average low temperature in September: 21.8°C

The month with the highest average low temperature is April (24°C).
The coldest month (with the lowest average low temperature) is December (19.7°C).

Average pressure in September
Maron, Sierra Leone

  • Average pressure in September: 1013.1mbar

The month with the highest atmospheric pressure is July (1014.1mbar).
The months with the lowest atmospheric pressure are February and March (1010.5mbar).

Average wind speed in September
Maron, Sierra Leone

  • Average wind speed in September: 4.7km/h

The windiest month (with the highest average wind speed) is April (5.8km/h).
The calmest month (with the lowest average wind speed) is November (3.3km/h).

Average humidity in September
Maron, Sierra Leone

  • Average humidity in September: 92%

The month with the highest relative humidity is August (93%).
The months with the lowest relative humidity are January and February (58%).

Average rainfall in September
Maron, Sierra Leone

  • Average rainfall in September: 261mm

The wettest month (with the highest rainfall) is August (332mm).
The driest month (with the least rainfall) is December (3mm).

Average rainfall days in September
Maron, Sierra Leone

  • Average rainfall days in September: 28.6 days

The month with the highest number of rainy days is July (30.3 days).
The month with the least rainy days is January (2.2 days).

Average daylight in September /
Average sunshine in September
Maron, Sierra Leone

  • Average daylight in September: 12h and 12min

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

  • Average sunshine in September: 5h and 12min

The month with the most sunshine is January (Average sunshine: 9h and 48min).
The month with the least sunshine is August (Average sunshine: 3h and 42min).

Average sunshine days in September
Maron, Sierra Leone

  • Average sunshine days in September: 0.7 days

The month with the most sunshine days is January (27.4 days).
The month with the least sunshine days is July (0.5 days).

Average UV index in September
Maron, Sierra Leone

  • Average UV index in September: 6

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

Average cloud cover in September
Maron, Sierra Leone

  • Average cloud cover in September: 76

The month with the most cloud cover is August (Cloud cover 83).
The months with the least cloud cover are January and February (Cloud cover 15).

Average visibility in September
Maron, Sierra Leone

  • Average visibility in September: 5km

The months with the highest visibility are February, March and April (10km).
The month with the lowest visibility is September (5km).