Click on a day for an hourly weather forecast
The weather in Unguja in September is very hot. The average temperatures are between 24°C and 27°C, drinking water regularly is advisable.
You can expect about 3 to 8 days of rain in Unguja 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 Unguja in September 2025.
If you’re planning to visit Unguja in the near future, we highly recommend that you review the 14 day weather forecast for Unguja before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 30° / 27° | 6 | 25 | 0 | 132 mm | Good | Unguja in January |
| February | 30° / 27° | 5 | 23 | 0 | 87 mm | Good | Unguja in February |
| March | 31° / 27° | 13 | 18 | 0 | 250 mm | Ok | Unguja in March |
| April | 29° / 26° | 20 | 11 | 0 | 588 mm | Ok | Unguja in April |
| May | 28° / 25° | 14 | 17 | 0 | 418 mm | Good | Unguja in May |
| June | 28° / 24° | 4 | 26 | 0 | 105 mm | Perfect | Unguja in June |
| July | 27° / 24° | 3 | 28 | 0 | 87 mm | Perfect | Unguja in July |
| August | 27° / 24° | 4 | 27 | 0 | 80 mm | Perfect | Unguja in August |
| September | 27° / 24° | 3 | 27 | 0 | 74 mm | Perfect | Unguja in September |
| October | 28° / 25° | 7 | 24 | 0 | 140 mm | Good | Unguja in October |
| November | 29° / 26° | 10 | 20 | 0 | 216 mm | Ok | Unguja in November |
| December | 30° / 27° | 12 | 19 | 0 | 218 mm | Ok | Unguja in December |