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

74.8

°F

October 20, 18:46

Trend:

decreasing

Yesterday:

76.4°F

Tomorrow:

74.5°F

Sunrise:

07:13

Sunset:

18:20

Day Length:

11 h. 7 min.

Sliema in October

Minimum:

60.3°F

Average:

62.4°F

Maximum:

64.7°F

Sea water temperature in Sliema today

As of now, in Sliema, the water temperature is 74.8°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.5°F lower 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 fall a bit.

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 also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 78.1°F on 2023, while the historical minimum was 73.8°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 74.3°F, the minimum temperature may reach 74.0°F, and the maximum might stay at 74.5°F.

Daily water temperature in Sliema

Date Current Year

actual* / forecast**

last year 10 years average
Oct 6 79.1°F 76.9°F 77.6°F
Oct 7 78.7°F 75.7°F 77.2°F
Oct 8 79.1°F 75.1°F 77.0°F
Oct 9 79.3°F 74.3°F 76.9°F
Oct 10 79.0°F 74.2°F 76.7°F
Oct 11 78.9°F 73.8°F 76.5°F
Oct 12 78.7°F 74.1°F 76.4°F
Oct 13 78.2°F 74.0°F 76.2°F
Oct 14 77.7°F 73.9°F 76.2°F
Oct 15 77.3°F 73.7°F 75.8°F
Oct 16 76.8°F 73.5°F 75.6°F
Oct 17 76.5°F 74.4°F 75.7°F
Oct 18 76.0°F 74.4°F 75.5°F
Oct 19 76.4°F 74.1°F 75.4°F
Oct 20 74.8°F 74.0°F 75.3°F
Oct 21 74.5°F 73.2°F 75.0°F
Oct 22 74.5°F 73.5°F 75.0°F
Oct 23 74.4°F 74.0°F 74.9°F
Oct 24 74.3°F 74.3°F 74.9°F
Oct 25 74.2°F 74.3°F 74.8°F
Oct 26 74.3°F 74.4°F 74.8°F
Oct 27 74.0°F 74.1°F 74.6°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 June through October offer comfortable swimming conditions, which amounts to 141 swimming days.
The warmest water in Sliema was recorded on August 29, 2026, reaching a 86.6°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, 62.5°F in Spring, 78.2°F in Summer, and 75.9°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Valletta 74.7°F 1mi
Tarxien 74.7°F 3mi
Avola 75.8°F 77mi

* current water temperature in this city

** straight line distance from Sliema