Click on a day for an hourly weather forecast
The temperatures in Muscat during September are extremely high, between 28°C and hot as 35°C, drinking water regularly is advisable.
There shouldn't be any rainy days in in Muscat during September. Having said that, the days are very hot in September so hanging out outside is more recomanded during the after noons and evening time.
Our weather forecast can give you a great sense of what weather to expect in Muscat in September 2025.
If you’re planning to visit Muscat in the near future, we highly recommend that you review the 14 day weather forecast for Muscat before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 24° / 18° | 1 | 30 | 0 | 12 mm | Perfect | Muscat in January |
| February | 25° / 20° | 0 | 28 | 0 | 7 mm | Perfect | Muscat in February |
| March | 29° / 23° | 1 | 30 | 0 | 6 mm | Good | Muscat in March |
| April | 33° / 26° | 0 | 30 | 0 | 8 mm | Good | Muscat in April |
| May | 36° / 30° | 0 | 31 | 0 | 2 mm | Ok | Muscat in May |
| June | 37° / 31° | 0 | 30 | 0 | 20 mm | Ok | Muscat in June |
| July | 36° / 31° | 0 | 31 | 0 | 2 mm | Ok | Muscat in July |
| August | 35° / 29° | 0 | 31 | 0 | 3 mm | Ok | Muscat in August |
| September | 35° / 28° | 0 | 30 | 0 | 0 mm | Ok | Muscat in September |
| October | 33° / 26° | 0 | 31 | 0 | 1 mm | Good | Muscat in October |
| November | 29° / 23° | 1 | 29 | 0 | 12 mm | Good | Muscat in November |
| December | 25° / 20° | 0 | 31 | 0 | 9 mm | Perfect | Muscat in December |