September weather forecastTyenfala, Mali
September
Weather in September
September, the first month of the autumn in Tyenfala, is also a hot month, with temperature in the range of an average high of 32.5°C (90.5°F) and an average low of 22.5°C (72.5°F).Temperature
As Tyenfala steps into September, the average high-temperature is measured at a still hot 32.5°C (90.5°F), displaying minor differences from August's 30.8°C (87.4°F). Tyenfala reports a consistent average low-temperature of 22.5°C (72.5°F) throughout September nights.Heat index
The heat index for September is evaluated at a blistering 44°C (111.2°F). Keep guard: Heat cramps and heat exhaustion are likely. Continued activity increases the risk of heatstroke.When referencing the heat index, its values are suitable for shady environments and light breezes. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
The physiological way the human body responds to excessive heat is by inducing perspiration, using sweat evaporation as a cooling mechanism. When there is an excess of moisture in the atmosphere, the efficiency of the evaporation process is lessened, leading to less efficient body cooling and a sensation of overheating. Inadequate heat shedding in the face of rising body temperatures hints at potential dehydration risks.
Humidity
The average relative humidity in September in Tyenfala, Mali, is 74%.Rainfall
In Tyenfala, Mali, during September, the rain falls for 14.3 days and regularly aggregates up to 82mm (3.23") of precipitation. Throughout the year, there are 79.9 rainfall days, and 400mm (15.75") of precipitation is accumulated.Daylight
In Tyenfala, the average length of the day in September is 12h and 12min.On the first day of September, sunrise is at 06:20 and sunset at 18:41. On the last day of the month, sunrise is at 06:20 and sunset at 18:21 GMT.
Sunshine
In Tyenfala, the average sunshine in September is 9h.UV index
In September, the average daily maximum UV index in Tyenfala is 7. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 7 during September leads to these advisories:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Tyenfala, Mali
- Average high temperature in September: 32.5°C
The warmest month (with the highest average high temperature) is April (41.1°C).
The month with the lowest average high temperature is August (30.8°C).
- Average low temperature in September: 22.5°C
The month with the highest average low temperature is May (28.2°C).
The coldest month (with the lowest average low temperature) is January (17.8°C).
Average pressure in September
Tyenfala, Mali
- Average pressure in September: 1011.9mbar
The month with the highest atmospheric pressure is January (1012.7mbar).
The month with the lowest atmospheric pressure is April (1008.1mbar).
Average wind speed in September
Tyenfala, Mali
- Average wind speed in September: 6.2km/h
The windiest month (with the highest average wind speed) is February (10km/h).
The calmest month (with the lowest average wind speed) is September (6.2km/h).
Average humidity in September
Tyenfala, Mali
- Average humidity in September: 74%
The month with the highest relative humidity is August (79%).
The month with the lowest relative humidity is February (14%).
Average rainfall in September
Tyenfala, Mali
- Average rainfall in September: 82mm
The wettest month (with the highest rainfall) is August (137mm).
The driest month (with the least rainfall) is December (0mm).
Average rainfall days in September
Tyenfala, Mali
- Average rainfall days in September: 14.3 days
The month with the highest number of rainy days is August (21.8 days).
The month with the least rainy days is December (0 days).
Average daylight in September /
Average sunshine in September
Tyenfala, Mali
- Average daylight in September: 12h and 12min
The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 24min).
- Average sunshine in September: 9h and 0min
The months with the most sunshine are March, April and November (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 7h and 54min).
Average sunshine days in September
Tyenfala, Mali
- Average sunshine days in September: 13.8 days
The month with the most sunshine days is December (31 days).
The month with the least sunshine days is August (8.5 days).
Average UV index in September
Tyenfala, Mali
- Average UV index in September: 7
The month with the highest UV index is April (UV index 9).
The month with the lowest UV index is December (UV index 6).
Average cloud cover in September
Tyenfala, Mali
- Average cloud cover in September: 30
The month with the most cloud cover is August (Cloud cover 43).
The month with the least cloud cover is December (Cloud cover 7).
Average visibility in September
Tyenfala, Mali
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (10km).
The months with the lowest visibility are August and September (9km).





