Sliema Weather & Climate: Best Time to Visit
Temperatures in Sliema, Malta, Malta, vary greatly throughout the year. August is the hottest month at 28°C (82°F), while February is the coldest at 16°C (61°F).
The city has a relatively dry climate, receiving around 436 mm (17 in) of rainfall per year. It does experience a distinct dry season from March to September. December is the wettest month and July the driest. The sunniest month is July, with 12.4 hours of sunshine per day on average.
Monthly Temperature in Sliema
The climate in Sliema is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a comfortable 28°C (82°F) in August to a moderate 16°C (61°F) in February.
Nighttime temperatures range from 26°C (79°F) in August to 13°C (55°F) in February.Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Sliema
With annual rainfall averaging 436 mm (17 in), Sliema maintains relatively low precipitation levels throughout the seasons. The seasons in Sliema bring significant changes in precipitation. The wettest month, December, receives moderate rainfall, with an average of 79 mm (3.1 in) of precipitation. This rainfall is distributed across 13 rainy days.
In contrast, the driest month, July, experiences much less rainfall, totaling 0.5 mm (0.02 in) over 0 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Sliema Precipitation page.The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Sliema
In Sliema, summer days are longer and more sunny, with daily sunshine hours peaking at 12.4 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 5.3 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Water Temperature in Sliema
The mean water temperature over the year ranges from 14°C (57°F) in February to 26°C (79°F) in August.
Water temperature over the year
Humidity in Sliema by Month
The relative humidity is high throughout the year in Sliema.
The city experiences its highest humidity in January, reaching 79%. In July, the humidity drops to its lowest level at 69%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Sliema
The average wind speed over the year ranges from 3 m/s (6 knots) to 5 m/s (10 knots). It is lower in July, August, September and October and higher in January, February, March, April and December. What does this mean?
The mean monthly wind speed over the year (meters per second)
Sliema 3-Day Forecast
Check the conditions for any month of the year.
