Click on a day for an hourly weather forecast
The weather in Sliema in September is very hot. The average temperatures are between 25°C and 26°C, drinking water regularly is advisable.
You can expect a few rainy days in Sliema 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 Sliema in September 2025.
If you’re planning to visit Sliema in the near future, we highly recommend that you review the 14 day weather forecast for Sliema before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 16° / 14° | 4 | 27 | 0 | 84 mm | Good | Sliema in January |
| February | 15° / 13° | 4 | 24 | 0 | 82 mm | Good | Sliema in February |
| March | 15° / 14° | 3 | 28 | 0 | 56 mm | Good | Sliema in March |
| April | 17° / 15° | 1 | 29 | 0 | 19 mm | Good | Sliema in April |
| May | 20° / 18° | 1 | 30 | 0 | 16 mm | Good | Sliema in May |
| June | 24° / 22° | 0 | 30 | 0 | 7 mm | Perfect | Sliema in June |
| July | 27° / 25° | 0 | 31 | 0 | 1 mm | Perfect | Sliema in July |
| August | 28° / 26° | 1 | 30 | 0 | 9 mm | Perfect | Sliema in August |
| September | 26° / 25° | 2 | 28 | 0 | 50 mm | Perfect | Sliema in September |
| October | 24° / 22° | 6 | 25 | 0 | 126 mm | Perfect | Sliema in October |
| November | 21° / 19° | 6 | 24 | 0 | 139 mm | Good | Sliema in November |
| December | 17° / 16° | 4 | 27 | 0 | 89 mm | Good | Sliema in December |