September weather forecastN'Golonianasso, Mali
September
Weather in September
The first month of the autumn, September, is also a hot month in N'Golonianasso, Mali, with temperature in the range of an average low of 22.9°C (73.2°F) and an average high of 33.6°C (92.5°F).Temperature
During September, the average high-temperature is a still hot 33.6°C (92.5°F), maintaining a close resemblance to that of the preceding month. N'Golonianasso anticipates an average minimum temperature of 22.9°C (73.2°F) in the month of September.Heat index
The heat index value during September is calculated to be a life-threatening hot 45°C (113°F). Heed: Expect heat cramps and heat exhaustion. Continued action may cause heatstroke.Note that heat index values are valued for light wind and location in the shade. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'feels like' or 'real feel', is a metric representing the sensation of warmth when air temperature and moisture come together. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. 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 remain especially vital for babies and toddlers. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
By perspiring, the human body can shed its excessive warmth since evaporated sweat cools it off. An upsurge in relative humidity affects normal body cooling mechanisms by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. If heat absorption isn't effectively countered by the body's cooling methods, body temperature surges, hinting at potential problems.
Humidity
In N'Golonianasso, Mali, the average relative humidity in September is 70%.Rainfall
In N'Golonianasso, in September, it is raining for 14.7 days, with typically 55mm (2.17") of accumulated precipitation. Throughout the year, in N'Golonianasso, there are 86.3 rainfall days, and 375mm (14.76") of precipitation is accumulated.Daylight
In September, the average length of the day in N'Golonianasso, Mali, is 12h and 12min.On the first day of the month, sunrise is at 06:11 and sunset at 18:33. On the last day of September, sunrise is at 06:11 and sunset at 18:13 GMT.
Sunshine
In N'Golonianasso, the average sunshine in September is 9.3h.UV index
In N'Golonianasso, the average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: A daily maximum UV index of 7 in September translates into the following instructions:
Shield from overexposure. Defense against sun-related harm is required. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
N'Golonianasso, Mali
- Average high temperature in September: 33.6°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 (32.2°C).
- Average low temperature in September: 22.9°C
The month with the highest average low temperature is May (28.8°C).
The coldest month (with the lowest average low temperature) is January (18.8°C).
Average pressure in September
N'Golonianasso, Mali
- Average pressure in September: 1011.6mbar
The month with the highest atmospheric pressure is January (1012.6mbar).
The month with the lowest atmospheric pressure is April (1007.9mbar).
Average wind speed in September
N'Golonianasso, Mali
- Average wind speed in September: 7.3km/h
The windiest months (with the highest average wind speed) are February and December (11.1km/h).
The calmest month (with the lowest average wind speed) is September (7.3km/h).
Average humidity in September
N'Golonianasso, Mali
- Average humidity in September: 70%
The month with the highest relative humidity is August (76%).
The month with the lowest relative humidity is February (13%).
Average rainfall in September
N'Golonianasso, Mali
- Average rainfall in September: 55mm
The wettest month (with the highest rainfall) is August (148mm).
The driest months (with the least rainfall) are January and December (0mm).
Average rainfall days in September
N'Golonianasso, Mali
- Average rainfall days in September: 14.7 days
The month with the highest number of rainy days is August (21 days).
The month with the least rainy days is December (0 days).
Average daylight in September /
Average sunshine in September
N'Golonianasso, Mali
- Average daylight in September: 12h and 12min
The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 24min).
- Average sunshine in September: 9h and 18min
The month with the most sunshine is June (Average sunshine: 11h and 36min).
The month with the least sunshine is November (Average sunshine: 7h and 42min).
Average sunshine days in September
N'Golonianasso, Mali
- Average sunshine days in September: 13.5 days
The month with the most sunshine days is December (31 days).
The month with the least sunshine days is August (8.9 days).
Average UV index in September
N'Golonianasso, 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
N'Golonianasso, Mali
- Average cloud cover in September: 27
The month with the most cloud cover is August (Cloud cover 41).
The month with the least cloud cover is December (Cloud cover 6).
Average visibility in September
N'Golonianasso, 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).





