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.
Temperatures
26° / 25°
Rainy Days
2
Snowy Days
0
Dry Days
28
Rainfall
50
mm
Sun Hours
11.7
Hrs
