September weather forecastYéréré, Mali
September
Weather in September
September, the first month of the autumn in Yéréré, is a sweltering month, with an average temperature ranging between min 26.4°C (79.5°F) and max 36°C (96.8°F).Temperature
In September, Yéréré experiences a minor shift in meteorological conditions with average high-temperatures marked at a sweltering 36°C (96.8°F), closely mirroring the climate in August. An average low-temperature of 26.4°C (79.5°F) is common during the nights of September.Heat index
The heat index value for September is computed to be a life-threatening hot 45°C (113°F). Watchful: Heat cramps and heat exhaustion are predicted. Continued exertion could lead to heatstroke.Understand that the heat index values take into account shaded locations and mild winds. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
Evaporation of sweat is the main factor behind the cooling effect of perspiration in the human body. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. When body temperature rises due to excess heat gain beyond its removal capability, one might experience heat-related disorders.
Humidity
In Yéréré, the average relative humidity in September is 54%.Rainfall
In Yéréré, Mali, in September, it is raining for 10.7 days, with typically 58mm (2.28") of accumulated precipitation. Throughout the year, there are 49.8 rainfall days, and 250mm (9.84") of precipitation is accumulated.Daylight
In September, the average length of the day is 12h and 13min.On the first day of September, sunrise is at 06:25 and sunset at 18:49. On the last day of the month, sunrise is at 06:27 and sunset at 18:27 GMT.
Sunshine
In September, the average sunshine is 9.7h.UV index
The average daily maximum UV index in September is 8. A UV Index of 8 to 10 symbolizes a very high health risk from unsafe exposure to UV radiation for average individuals.Note: In September, the UV index of 8 transforms into the following advice:
Always prioritize safety measures. Rapid harm can befall unprotected skin and eyes. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Yéréré, Mali
- Average high temperature in September: 36°C
The warmest month (with the highest average high temperature) is May (41.9°C).
The month with the lowest average high temperature is January (31.7°C).
- Average low temperature in September: 26.4°C
The month with the highest average low temperature is June (30.3°C).
The coldest month (with the lowest average low temperature) is January (15.8°C).
Average pressure in September
Yéréré, Mali
- Average pressure in September: 1010.7mbar
The month with the highest atmospheric pressure is January (1014mbar).
The month with the lowest atmospheric pressure is May (1008.1mbar).
Average wind speed in September
Yéréré, Mali
- Average wind speed in September: 10.5km/h
The windiest month (with the highest average wind speed) is December (14.3km/h).
The calmest month (with the lowest average wind speed) is October (9.8km/h).
Average humidity in September
Yéréré, Mali
- Average humidity in September: 54%
The month with the highest relative humidity is August (62%).
The months with the lowest relative humidity are February, March and April (14%).
Average rainfall in September
Yéréré, Mali
- Average rainfall in September: 58mm
The wettest month (with the highest rainfall) is August (105mm).
The driest months (with the least rainfall) are February and December (0mm).
Average rainfall days in September
Yéréré, Mali
- Average rainfall days in September: 10.7 days
The month with the highest number of rainy days is August (13.2 days).
The month with the least rainy days is December (0.1 days).
Average daylight in September /
Average sunshine in September
Yéréré, Mali
- Average daylight in September: 12h and 12min
The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 12min).
- Average sunshine in September: 9h and 42min
The months with the most sunshine are April and May (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 9h and 0min).
Average sunshine days in September
Yéréré, Mali
- Average sunshine days in September: 18.3 days
The month with the most sunshine days is December (30.9 days).
The month with the least sunshine days is August (16.5 days).
Average UV index in September
Yéréré, Mali
- Average UV index in September: 8
The month with the highest UV index is May (UV index 9).
The months with the lowest UV index are January and December (UV index 6).
Average cloud cover in September
Yéréré, Mali
- Average cloud cover in September: 18
The month with the most cloud cover is August (Cloud cover 27).
The month with the least cloud cover is April (Cloud cover 6).
Average visibility in September
Yéréré, Mali
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
