Click on a day for an hourly weather forecast
The temperatures in Niger during September are extremely high, between 27°C and hot as 37°C, drinking water regularly is advisable.
You can expect a few rainy days in Niger during September, but usually the weather is comfortable in September.
Our weather forecast can give you a great sense of what weather to expect in Niger in September 2025.
If you’re planning to visit Niger in the near future, we highly recommend that you review the 14 day weather forecast for Niger before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 34° / 18° | 0 | 31 | 0 | 0 mm | Ok | Niger in January |
| February | 37° / 20° | 0 | 28 | 0 | 2 mm | Ok | Niger in February |
| March | 40° / 24° | 0 | 31 | 0 | 1 mm | Bad | Niger in March |
| April | 42° / 28° | 0 | 30 | 0 | 3 mm | Awful | Niger in April |
| May | 42° / 30° | 1 | 30 | 0 | 10 mm | Awful | Niger in May |
| June | 40° / 30° | 1 | 29 | 0 | 21 mm | Bad | Niger in June |
| July | 37° / 28° | 2 | 29 | 0 | 77 mm | Ok | Niger in July |
| August | 35° / 26° | 4 | 27 | 0 | 81 mm | Ok | Niger in August |
| September | 37° / 27° | 1 | 29 | 0 | 30 mm | Ok | Niger in September |
| October | 39° / 27° | 1 | 30 | 0 | 9 mm | Bad | Niger in October |
| November | 37° / 24° | 0 | 30 | 0 | 0 mm | Ok | Niger in November |
| December | 34° / 19° | 0 | 31 | 0 | 0 mm | Ok | Niger in December |