Click on a day for an hourly weather forecast
The temperatures in Kisumu in September are comfortable with low of 18°C and and high up to 28°C.
You can expect rain for roughly half of the month of September in Kisumu. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Kisumu in September 2025.
If you’re planning to visit Kisumu in the near future, we highly recommend that you review the 14 day weather forecast for Kisumu before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 30° / 18° | 3 | 29 | 0 | 79 mm | Good | Kisumu in January |
| February | 32° / 19° | 2 | 26 | 0 | 77 mm | Good | Kisumu in February |
| March | 31° / 18° | 9 | 22 | 0 | 188 mm | Ok | Kisumu in March |
| April | 28° / 18° | 19 | 11 | 0 | 409 mm | Good | Kisumu in April |
| May | 26° / 17° | 22 | 9 | 0 | 514 mm | Good | Kisumu in May |
| June | 26° / 17° | 15 | 15 | 0 | 274 mm | Good | Kisumu in June |
| July | 26° / 17° | 8 | 23 | 0 | 194 mm | Good | Kisumu in July |
| August | 27° / 17° | 11 | 20 | 0 | 268 mm | Good | Kisumu in August |
| September | 28° / 18° | 14 | 16 | 0 | 281 mm | Good | Kisumu in September |
| October | 29° / 18° | 15 | 16 | 0 | 329 mm | Ok | Kisumu in October |
| November | 28° / 17° | 14 | 16 | 0 | 313 mm | Good | Kisumu in November |
| December | 28° / 17° | 7 | 24 | 0 | 172 mm | Good | Kisumu in December |