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The weather in Mwanza in September is hot. The average temperatures are between 20°C and 27°C.
You can expect about 3 to 8 days of rain in Mwanza during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Mwanza in September 2025.
If you’re planning to visit Mwanza in the near future, we highly recommend that you review the 14 day weather forecast for Mwanza before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 26° / 19° | 11 | 20 | 0 | 191 mm | Good | Mwanza in January |
| February | 27° / 19° | 10 | 18 | 0 | 189 mm | Good | Mwanza in February |
| March | 27° / 19° | 14 | 17 | 0 | 302 mm | Good | Mwanza in March |
| April | 26° / 19° | 17 | 13 | 0 | 462 mm | Good | Mwanza in April |
| May | 26° / 19° | 8 | 23 | 0 | 230 mm | Good | Mwanza in May |
| June | 27° / 19° | 3 | 27 | 0 | 73 mm | Perfect | Mwanza in June |
| July | 27° / 19° | 1 | 30 | 0 | 21 mm | Perfect | Mwanza in July |
| August | 28° / 20° | 2 | 29 | 0 | 49 mm | Perfect | Mwanza in August |
| September | 27° / 20° | 5 | 25 | 0 | 116 mm | Perfect | Mwanza in September |
| October | 27° / 20° | 9 | 22 | 0 | 225 mm | Good | Mwanza in October |
| November | 26° / 20° | 13 | 17 | 0 | 351 mm | Good | Mwanza in November |
| December | 25° / 19° | 14 | 17 | 0 | 299 mm | Good | Mwanza in December |