Select units of measurement for the temperature and rainfall tables (metric or imperial).
Average weather, temperature, rainfall, sunshine hours

The climate of Nioro du Sahel is
tropical semi-arid, with a relatively cool season from December to mid-February and a rainy season that runs roughly from June to September. The hottest time of the year goes from April to June, before the rains arrive.
The city is located in central-western Mali, near the border with Mauritania, at 240 meters (785 feet) above sea level.
In winter, the
Harmattan, the dust-laden wind of the Sahara, can blow.
Nioro - Climate data
In Nioro, the
average temperature of the coldest month (January) is of
23.6 °C, that of the warmest month (May) is of
35.8 °C. Here are the average temperatures.
Nioro - Average temperatures (1991-2020) |
Month | Min | Max | Mean |
---|
January | 15.3 | 31.9 | 23.6 |
---|
February | 18.4 | 34.8 | 26.6 |
---|
March | 21.5 | 38.1 | 29.8 |
---|
April | 25.8 | 41.4 | 33.6 |
---|
May | 29.2 | 42.4 | 35.8 |
---|
June | 29.1 | 40.7 | 34.9 |
---|
July | 25.8 | 35.6 | 30.7 |
---|
August | 24.2 | 33.2 | 28.7 |
---|
September | 24.2 | 34.7 | 29.4 |
---|
October | 24 | 38 | 31 |
---|
November | 19.6 | 36.4 | 28 |
---|
December | 16.1 | 33.2 | 24.6 |
---|
Year | 22.8 | 36.7 | 29.65 |
---|
Precipitation amounts to
570 millimeters per year: so, it is at an intermediate level. It ranges from
0 millimeters in the driest months (January, February, March) to
205 millimeters in the wettest one (August). Here is the average precipitation.
Nioro - Average precipitationMonth | Days |
---|
January | 0 | 1 |
---|
February | 0 | 0 |
---|
March | 0 | 0 |
---|
April | 4 | 1 |
---|
May | 13 | 1 |
---|
June | 55 | 2 |
---|
July | 155 | 4 |
---|
August | 205 | 6 |
---|
September | 110 | 4 |
---|
October | 25 | 2 |
---|
November | 2 | 0 |
---|
December | 1 | 0 |
---|
Year | 570 | 21 |
---|
Nioro - Weather by month
Based on the period 1991-2020
January, the coolest month of the year, is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of
23.6 °C, with a minimum of
15.3 °C and a maximum of
31.9 °C.

On the coldest nights of the month, the temperature usually drops to around
10 °C.

On the warmest days of the month, the temperature usually reaches around
37 °C.

Precipitation amounts to only
0 mm, so on average it never rains in the whole month.
The day lasts on average 11 hours and 20 minutes.
The average humidity is 25%. Hence, the air is normally dry.
The average wind speed is of
9.3 kph.
February is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of 26.6 °C, with a minimum of 18.4 °C and a maximum of 34.8 °C.
On the coldest nights of the month, the temperature usually drops to around 12.5 °C.
On the warmest days of the month, the temperature usually reaches around 40 °C.
Precipitation amounts to only 0 mm, so on average it never rains in the whole month.
The day lasts on average 11 hours and 40 minutes.
The average humidity is 21%. Hence, the air is normally dry.
The average wind speed is of 11.4 kph.
March is generally a very hot month. However, there are remarkable differences between night and day. The average temperature is of 29.8 °C, with a minimum of 21.5 °C and a maximum of 38.1 °C.
On the coldest nights of the month, the temperature usually drops to around 14.5 °C.
On the warmest days of the month, the temperature usually reaches around 43 °C.
Precipitation amounts to only 0 mm, so on average it never rains in the whole month.
The day lasts on average 12 hours and 5 minutes.
The average humidity is 20%. Hence, the air is normally dry.
The average wind speed is of 11.3 kph.
April is generally a scorchingly hot month. However, there are remarkable differences between night and day. The average temperature is of 33.6 °C, with a minimum of 25.8 °C and a maximum of 41.4 °C.
On the coldest nights of the month, the temperature usually drops to around 19.5 °C.
On the warmest days of the month, the temperature usually reaches around 44.5 °C.
Precipitation amounts to only 4 mm, and all occurs in one day.
The day lasts on average 12 hours and 30 minutes.
The average humidity is 19%. Hence, the air is normally dry.
The average wind speed is of 10.6 kph.
May, the hottest month of the year, is generally a scorchingly hot month. However, there are remarkable differences between night and day. The average temperature is of 35.8 °C, with a minimum of 29.2 °C and a maximum of 42.4 °C.
On the coldest nights of the month, the temperature usually drops to around 22.5 °C.
On the warmest days of the month, the temperature usually reaches around 45 °C.
Precipitation amounts to 13 mm, and all occurs in one day.
The day lasts on average 12 hours and 55 minutes.
The average humidity is 26%. Hence, the air is normally dry.
The average wind speed is of 11.7 kph.
June is generally a scorchingly hot month. The average temperature is of 34.9 °C, with a minimum of 29.1 °C and a maximum of 40.7 °C.
On the coldest nights of the month, the temperature usually drops to around 23 °C.
On the warmest days of the month, the temperature usually reaches around 45.5 °C.
Precipitation amounts to 55 mm, distributed over 2 days.
The day lasts on average 13 hours and 0 minutes.
The average humidity is 37%.
The average wind speed is of 14 kph.
July is generally a very hot month. The average temperature is of 30.7 °C, with a minimum of 25.8 °C and a maximum of 35.6 °C.
On the coldest nights of the month, the temperature usually drops to around 21 °C.
On the warmest days of the month, the temperature usually reaches around 41.5 °C.
Precipitation amounts to 155 mm, distributed over 4 days.
The day lasts on average 12 hours and 55 minutes.
The average humidity is 61%.
The average wind speed is of 13.5 kph.
August is generally a very hot, muggy month. The average temperature is of 28.7 °C, with a minimum of 24.2 °C and a maximum of 33.2 °C.
On the coldest nights of the month, the temperature usually drops to around 20 °C.
On the warmest days of the month, the temperature usually reaches around 38.5 °C.
Precipitation amounts to 205 mm, distributed over 6 days.
The day lasts on average 12 hours and 35 minutes.
The average humidity is 73%. Hence, the air is normally humid.
The average wind speed is of 10.8 kph.
September is generally a very hot month. The average temperature is of 29.4 °C, with a minimum of 24.2 °C and a maximum of 34.7 °C.
On the coldest nights of the month, the temperature usually drops to around 20.5 °C.
On the warmest days of the month, the temperature usually reaches around 39.5 °C.
Precipitation amounts to 110 mm, distributed over 4 days.
The day lasts on average 12 hours and 10 minutes.
The average humidity is 69%.
The average wind speed is of 9 kph.
October is generally a very hot month. However, there are remarkable differences between night and day. The average temperature is of 31 °C, with a minimum of 24 °C and a maximum of 38 °C.
On the coldest nights of the month, the temperature usually drops to around 18.5 °C.
On the warmest days of the month, the temperature usually reaches around 41 °C.
Precipitation amounts to 25 mm, distributed over 2 days.
The day lasts on average 11 hours and 50 minutes.
The average humidity is 46%.
The average wind speed is of 7.7 kph.
November is generally a very hot month. However, there are remarkable differences between night and day. The average temperature is of 28 °C, with a minimum of 19.6 °C and a maximum of 36.4 °C.
On the coldest nights of the month, the temperature usually drops to around 13.5 °C.
On the warmest days of the month, the temperature usually reaches around 39.5 °C.
Precipitation amounts to only 2 mm, distributed over 0 days.
The day lasts on average 11 hours and 25 minutes.
The average humidity is 27%. Hence, the air is normally dry.
The average wind speed is of 7.4 kph.
December is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of 24.6 °C, with a minimum of 16.1 °C and a maximum of 33.2 °C.
On the coldest nights of the month, the temperature usually drops to around 10.5 °C.
On the warmest days of the month, the temperature usually reaches around 37.5 °C.
Precipitation amounts to only 1 mm, distributed over 0 days.
The day lasts on average 11 hours and 10 minutes.
The average humidity is 25%. Hence, the air is normally dry.
The average wind speed is of 8.4 kph.