All data are in degrees Fahrenheit

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Water temperature in Sliema

Detailed information about the current water temperature in Sliema. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Sea temperature in Sliema now

61.2

°F

January 31, 21:36

Trend:

decreasing

Yesterday:

61.6°F

Tomorrow:

61.1°F

Sunrise:

07:04

Sunset:

17:28

Day Length:

10 h. 24 min.

Sliema in February

Minimum:

61.4°F

Average:

63.0°F

Maximum:

64.6°F

Sea water temperature in Sliema today

As of now, in Sliema, the water temperature is 61.2°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is 0.6°F higher than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to stay about the same.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 62.1°F on 2025, while the historical minimum was 58.9°F on 2022.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 61.0°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Sliema

Date Current Year

actual* / forecast**

last year 10 years average
Jan 17 61.7°F 63.2°F 61.5°F
Jan 18 62.2°F 63.3°F 61.4°F
Jan 19 61.9°F 63.3°F 61.4°F
Jan 20 61.6°F 63.2°F 61.3°F
Jan 21 61.6°F 62.7°F 61.2°F
Jan 22 61.6°F 62.9°F 61.1°F
Jan 23 61.4°F 62.3°F 61.0°F
Jan 24 62.1°F 63.1°F 61.1°F
Jan 25 61.3°F 62.7°F 60.9°F
Jan 26 61.9°F 62.6°F 60.8°F
Jan 27 61.6°F 62.5°F 60.8°F
Jan 28 62.0°F 62.5°F 60.9°F
Jan 29 61.3°F 62.3°F 60.8°F
Jan 30 61.6°F 62.0°F 60.8°F
Jan 31 61.2°F 62.1°F 60.7°F
Feb 1 61.1°F 61.9°F 60.5°F
Feb 2 60.9°F 60.4°F 60.4°F
Feb 3 61.0°F 61.8°F 60.5°F
Feb 4 61.0°F 61.9°F 60.5°F
Feb 5 60.9°F 61.3°F 60.3°F
Feb 6 60.9°F 61.3°F 60.3°F
Feb 7 61.0°F 61.8°F 60.4°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Sliema by month

In Sliema, the months July through October offer comfortable swimming conditions, which amounts to 141 swimming days.
The warmest water in Sliema was recorded on July 25, 2023, reaching a 85.9°F. While the coldest temperature occurred on April 6, 2022, dipping to 57.8°F. The average readings by season are 62.5°F in Winter, 62.4°F in Spring, 78.0°F in Summer, and 75.8°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Valletta 61.2°F 1mi
Tarxien 61.2°F 3mi
Avola 60.3°F 77mi

* current water temperature in this city

** straight line distance from Sliema