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
Upon the beginning of September, Alikalia's high-temperatures register at a still warm 27.5°C (81.5°F), closely mirroring the preceding month. In Alikalia, the September nights cool down to an average low of 20.3°C (68.5°F).Heat index
The heat index value for September is calculated to be a tropical 33°C (91.4°F). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.When referencing the heat index, its values are suitable for shady environments and light breezes. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'feels like' or 'felt air temperature', shows a temperature sensation when both heat and moisture conditions are combined. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Humidity
In Alikalia, the average relative humidity in September is 93%.Rainfall
In Alikalia, in September, it is raining for 28.8 days, with typically 206mm (8.11") of accumulated precipitation. Throughout the year, in Alikalia, there are 214.8 rainfall days, and 1239mm (48.78") of precipitation is accumulated.Daylight
The average length of the day in September is 12h and 10min.On the first day of the month, sunrise is at 06:36 and sunset at 18:54. On the last day of September, in Alikalia, sunrise is at 06:33 and sunset at 18:36 GMT.
Sunshine
In Alikalia, the average sunshine in September is 5.2h.UV index
In Alikalia, Sierra Leone, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 6 in September interprets into the following recommendations:
Stay clear of intense sun exposure. Solar protection is of utmost significance. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Alikalia in September?
What is the average humidity in September in Alikalia?
How much does it rain in Alikalia in September?
How many hours of daylight does Alikalia have in September?
What time are sunrise and sunset in September in Alikalia?
How many hours of sunshine does Alikalia have in September?
What is the UV index reading in September in Alikalia?
Average temperature in September
Alikalia, 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
Alikalia, 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
Alikalia, 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
Alikalia, 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
Alikalia, 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
Alikalia, 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
Alikalia, 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
Alikalia, 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
Alikalia, 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
Alikalia, 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
Alikalia, 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).
Alikalia, Sierra Leone
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