Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
Kasafoni, Sierra Leone, commences September with an average high-temperature of a still moderately hot 27.5°C (81.5°F), maintaining a close resemblance to the previous month. Throughout September, the nighttime temperature in Kasafoni, Sierra Leone, averages to a pleasant 20.3°C (68.5°F).Heat index
In September, the average heat index is estimated at a hot 33°C (91.4°F). Extra precautions are necessary, heat cramps and heat exhaustion are plausible outcomes. Extended activity could lead to heatstroke.It is worth noting that heat index values are gauged for conditions in the shade and light breezes. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', measures the perceived warmth when incorporating the humidity present in the air. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values hold particular importance for children. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.
Humidity
In Kasafoni, the average relative humidity in September is 93%.Rainfall
In Kasafoni, in September, it is raining for 28.8 days, with typically 206mm (8.11") of accumulated precipitation. Throughout the year, in Kasafoni, there are 214.8 rainfall days, and 1239mm (48.78") of precipitation is accumulated.Daylight
In September, the average length of the day in Kasafoni is 12h and 10min.On the first day of September, sunrise is at 06:37 and sunset at 18:54. On the last day of the month, sunrise is at 06:34 and sunset at 18:37 GMT.
Sunshine
In Kasafoni, the average sunshine in September is 5.2h.UV index
The average daily maximum UV index in September in Kasafoni is 6. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high UV index of 6 in September translates into the following recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Kasafoni in September?
What is the average humidity in September in Kasafoni?
How much does it rain in Kasafoni in September?
What is the average length of the day in September in Kasafoni?
When is the sunrise / sunset in September in Kasafoni?
How many hours of sunshine does Kasafoni have in September?
What is the UV index reading in September in Kasafoni?
Average temperature in September
Kasafoni, 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
Kasafoni, 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
Kasafoni, 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
Kasafoni, 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
Kasafoni, 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
Kasafoni, 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
Kasafoni, Sierra Leone
- Average daylight in September: 12h and 1min
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 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
Kasafoni, 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
Kasafoni, 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
Kasafoni, 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
Kasafoni, 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).
Kasafoni, Sierra Leone
Weather forecast for your location
2. Allow the app to use your location