September weather forecast
Sanso, Mali

September

Weather in September

September, the first month of the autumn in Sanso, is still a tropical month, with temperature in the range of an average low of 21.9°C (71.4°F) and an average high of 31.5°C (88.7°F).

Temperature

The commencement of September records an average high-temperature of a still hot 31.5°C (88.7°F), barely varying from August's 30.1°C (86.2°F). Throughout September, an average nighttime temperature of 21.9°C (71.4°F) is experienced.

Heat index

For September, the heat index is estimated at a scorching 42°C (107.6°F). Adopt heightened safety measures, heat cramps and heat exhaustion may occur. Sustained activity might cause heatstroke.
Bear in mind that the heat index values are determined for shaded areas and light breezes. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. In conditions of both high temperature and humidity (a high heat index), sweating is limited and the perception of heat is enhanced. Should the body fail to balance its heat gain, the escalating temperature poses health challenges.

Humidity

In Sanso, the average relative humidity in September is 79%.

Rainfall

In Sanso, in September, during 19.5 rainfall days, 101mm (3.98") of precipitation is typically accumulated. Throughout the year, in Sanso, there are 114.2 rainfall days, and 591mm (23.27") of precipitation is accumulated.

Daylight

In September, the average length of the day is 12h and 11min.
On the first day of the month, sunrise is at 06:17 and sunset at 18:37. On the last day of September, in Sanso, sunrise is at 06:16 and sunset at 18:18 GMT.

Sunshine

In September, the average sunshine in Sanso is 8.7h.

UV index

The average daily maximum UV index in September in Sanso, Mali, is 7. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily maximum UV index of 7 in September interprets into the following advice:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. 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. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.

Frequently asked questions

Is it hot in Sanso during September?
In September, in Sanso, the average high-temperature is 31.5°C (88.7°F), and the average low-temperature is 21.9°C (71.4°F). In September, the average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 42°C (107.6°F).
What is the average humidity in September in Sanso?
The average relative humidity in September is 79%.
How many days does it rain in September in Sanso?
In Sanso, in September, during 19.5 rainfall days, 101mm (3.98") of precipitation is typically accumulated.
How many hours of daylight does Sanso have in September?
In September, the average day length in Sanso is 12h and 11min.
When is the sunrise / sunset in September in Sanso?
In September, on the first day of the month, sunrise is at 06:17 and sunset at 18:37. On the last day of the month, sunrise is at 06:16 and sunset at 18:18 GMT.
How long on average sun shines in September in Sanso?
The average sunshine duration in September in Sanso is 8.7h.
What is the UV index intensity in September in Sanso?
In Sanso, the average daily maximum UV index in September is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Sanso, Mali
  • Average high temperature in September: 31.5°C

The warmest month (with the highest average high temperature) is April (40.7°C).
The month with the lowest average high temperature is August (30.1°C).

  • Average low temperature in September: 21.9°C

The month with the highest average low temperature is April (26.9°C).
The coldest month (with the lowest average low temperature) is December (19.1°C).

Average pressure in September
Sanso, Mali
  • Average pressure in September: 1012.2mbar

The month with the highest atmospheric pressure is August (1012.3mbar).
The month with the lowest atmospheric pressure is April (1008.3mbar).

Average wind speed in September
Sanso, Mali
  • Average wind speed in September: 5.9km/h

The windiest month (with the highest average wind speed) is January (9.3km/h).
The calmest month (with the lowest average wind speed) is September (5.9km/h).

Average humidity in September
Sanso, Mali
  • Average humidity in September: 79%

The month with the highest relative humidity is August (83%).
The months with the lowest relative humidity are January and February (15%).

Average rainfall in September
Sanso, Mali
  • Average rainfall in September: 101mm

The wettest month (with the highest rainfall) is August (192mm).
The driest month (with the least rainfall) is December (0mm).

Average rainfall days in September
Sanso, Mali
  • Average rainfall days in September: 19.5 days

The month with the highest number of rainy days is August (24.5 days).
The month with the least rainy days is December (0.1 days).

Average daylight in September /
Average sunshine in September
Sanso, Mali
  • Average daylight in September: 12h and 1min

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 30min).

  • Average sunshine in September: 8h and 4min

The months with the most sunshine are February and November (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 7h and 12min).

Average sunshine days in September
Sanso, Mali
  • Average sunshine days in September: 8.6 days

The month with the most sunshine days is December (30.9 days).
The month with the least sunshine days is August (5.4 days).

Average UV index in September
Sanso, Mali
  • Average UV index in September: 7

The months with the highest UV index are February, March, April and May (UV index 8).
The month with the lowest UV index is August (UV index 6).

Average cloud cover in September
Sanso, Mali
  • Average cloud cover in September: 37

The month with the most cloud cover is August (Cloud cover 51).
The month with the least cloud cover is December (Cloud cover 7).

Average visibility in September
Sanso, Mali
  • Average visibility in September: 8km

The months with the highest visibility are January, February, March, April, May, June, October, November and December (10km).
The months with the lowest visibility are August and September (8km).

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