September weather forecastKangama, Sierra Leone
September
Weather in September
In September, Kangama starts to slowly exit the monsoon with a decrease in rainfall, now at 260mm (10.24"). The city sees a subtle drop in temperature, accompanied by a slight increase in sunshine hours. September continues to uphold the monsoonal traits with the persisting high levels of humidity and moderate wind speeds. Under the heavy clouds, Kangama retains a uniquely beautiful visage.Temperature
Transitioning from August to September, Kangama observes an average high-temperature of a still warm 28.4°C (83.1°F), differing subtly from the previous month. Throughout September, a steady low-temperature average of 21.5°C (70.7°F) is noted.Heat index
September's heat index is calculated to be a sweltering 35°C (95°F). Take more caution, heat exhaustion and heat cramps may occur. Long-lasting activity may cause heatstroke.It is worth noting that heat index values are gauged for conditions in the shade and light breezes. 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 'real feel', gauges the sensation of temperature factoring in the air's moisture content. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.
When it comes to cooling down, the human body's primary method is through perspiration, making use of sweat evaporation to eliminate excess heat. When relative humidity is heightened, it slows the rate of evaporation, thereby decreasing the body's ability to shed heat and creating a sensation of overheating. Excessive heat that's not properly managed leads to increased body temperatures and resultant health issues.
Humidity
The average relative humidity in September is 92%.Rainfall
In September, in Kangama, the rain falls for 29.7 days. Throughout September, 260mm (10.24") of precipitation is accumulated. In Kangama, during the entire year, the rain falls for 270.4 days and collects up to 1590mm (62.6") of precipitation.Daylight
The average length of the day in September is 12h and 10min.On the first day of September in Kangama, Sierra Leone, sunrise is at 06:33 and sunset at 18:49. On the last day of the month, sunrise is at 06:29 and sunset at 18:32 GMT.
Sunshine
In Kangama, the average sunshine in September is 4.6h.UV index
In Kangama, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for average individuals.Note: In September, the UV index of 6 transforms into the following advice:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Stay sun-safe with clothing that is both closely woven and worn loosely.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Kangama, Sierra Leone
- Average high temperature in September: 28.4°C
The warmest month (with the highest average high temperature) is February (36.3°C).
The month with the lowest average high temperature is August (27°C).
- Average low temperature in September: 21.5°C
The month with the highest average low temperature is April (23.2°C).
The coldest month (with the lowest average low temperature) is January (19.7°C).
Average pressure in September
Kangama, Sierra Leone
- Average pressure in September: 1013.3mbar
The month with the highest atmospheric pressure is July (1014.3mbar).
The months with the lowest atmospheric pressure are February and March (1010.6mbar).
Average wind speed in September
Kangama, Sierra Leone
- Average wind speed in September: 4.7km/h
The windiest month (with the highest average wind speed) is August (5.5km/h).
The calmest month (with the lowest average wind speed) is November (3.4km/h).
Average humidity in September
Kangama, Sierra Leone
- Average humidity in September: 92%
The month with the highest relative humidity is August (93%).
The month with the lowest relative humidity is January (65%).
Average rainfall in September
Kangama, Sierra Leone
- Average rainfall in September: 260mm
The wettest month (with the highest rainfall) is August (296mm).
The driest month (with the least rainfall) is January (8mm).
Average rainfall days in September
Kangama, Sierra Leone
- Average rainfall days in September: 29.7 days
The month with the highest number of rainy days is October (30.3 days).
The month with the least rainy days is January (5.8 days).
Average daylight in September /
Average sunshine in September
Kangama, 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: 4h and 36min
The month with the most sunshine is January (Average sunshine: 9h and 36min).
The month with the least sunshine is August (Average sunshine: 2h and 54min).
Average sunshine days in September
Kangama, Sierra Leone
- Average sunshine days in September: 0.1 days
The month with the most sunshine days is January (22.1 days).
The month with the least sunshine days is September (0.1 days).
Average UV index in September
Kangama, Sierra Leone
- Average UV index in September: 6
The months with the highest UV index are January, February, March, April and December (UV index 7).
The months with the lowest UV index are July and August (UV index 5).
Average cloud cover in September
Kangama, Sierra Leone
- Average cloud cover in September: 79
The month with the most cloud cover is August (Cloud cover 87).
The month with the least cloud cover is January (Cloud cover 25).
Average visibility in September
Kangama, Sierra Leone
- Average visibility in September: 6km
The month with the highest visibility is March (9km).
The months with the lowest visibility are June, July, August, September and October (6km).





