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

66.4

°F

December 21, 17:49

Trend:

decreasing

Yesterday:

66.5°F

Tomorrow:

66.2°F

Sunrise:

07:09

Sunset:

16:52

Day Length:

9 h. 43 min.

Sliema in December

Minimum:

60.2°F

Average:

62.0°F

Maximum:

63.9°F

Sea water temperature in Sliema today

As of now, in Sliema, the water temperature is 66.4°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 1.9°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 considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 66.3°F on 2020, while the historical minimum was 62.5°F on 2021.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 65.8°F, the minimum temperature may reach 65.4°F, and the maximum might stay at 66.2°F.

Daily water temperature in Sliema

Date Current Year

actual* / forecast**

last year 10 years average
Dec 7 69.6°F 68.6°F 67.2°F
Dec 8 69.2°F 68.4°F 66.9°F
Dec 9 68.7°F 68.1°F 66.7°F
Dec 10 68.8°F 67.7°F 66.6°F
Dec 11 68.7°F 67.3°F 66.3°F
Dec 12 68.2°F 66.8°F 66.1°F
Dec 13 68.2°F 67.0°F 65.9°F
Dec 14 67.8°F 66.2°F 65.6°F
Dec 15 67.8°F 66.7°F 65.5°F
Dec 16 67.7°F 66.5°F 65.3°F
Dec 17 67.2°F 66.4°F 65.3°F
Dec 18 66.8°F 65.8°F 65.0°F
Dec 19 66.7°F 65.9°F 64.9°F
Dec 20 66.5°F 65.7°F 64.7°F
Dec 21 66.4°F 65.9°F 64.5°F
Dec 22 66.2°F 65.5°F 64.3°F
Dec 23 66.1°F 66.0°F 64.2°F
Dec 24 65.9°F 65.4°F 64.0°F
Dec 25 65.8°F 64.8°F 63.9°F
Dec 26 65.6°F 64.5°F 63.8°F
Dec 27 65.4°F 63.7°F 63.5°F
Dec 28 65.4°F 63.9°F 63.5°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 134 swimming days.
The warmest water in Sliema was recorded on July 25, 2023, reaching a 85.9°F. While the coldest temperature occurred on March 15, 2014, dipping to 57.5°F. The average readings by season are 62.3°F in Winter, 62.2°F in Spring, 77.7°F in Summer, and 75.7°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Valletta 66.4°F 1mi
Tarxien 66.4°F 3mi
Avola 64.5°F 77mi

* current water temperature in this city

** straight line distance from Sliema