All data are in degrees Fahrenheit

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Water temperature in Alghero

Detailed information about the current water temperature in Alghero. 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 Alghero now

77.3

°F

September 27, 00:05

Trend:

decreasing

Yesterday:

77.4°F

Tomorrow:

76.9°F

Sunrise:

07:19

Sunset:

19:16

Day Length:

11 h. 57 min.

Alghero in October

Minimum:

57.7°F

Average:

58.9°F

Maximum:

61.4°F

Sea water temperature in Alghero today

As of now, in Alghero, the water temperature is 77.3°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 3.5°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 fall a bit.

Recent sea temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 75.6°F on 2019, while the historical minimum was 71.5°F on 2024.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 76.6°F, the minimum temperature may reach 76.1°F, and the maximum might stay at 76.9°F.

Daily water temperature in Alghero

Date Current Year

actual* / forecast**

last year 10 years average
Sep 13 78.4°F 76.4°F 75.4°F
Sep 14 77.4°F 76.1°F 75.2°F
Sep 15 76.7°F 76.2°F 75.0°F
Sep 16 76.5°F 76.0°F 75.1°F
Sep 17 76.7°F 75.8°F 75.4°F
Sep 18 76.9°F 75.7°F 75.5°F
Sep 19 76.1°F 76.1°F 75.2°F
Sep 20 75.9°F 76.3°F 75.0°F
Sep 21 76.2°F 76.1°F 74.8°F
Sep 22 76.5°F 76.5°F 74.7°F
Sep 23 76.3°F 76.0°F 74.6°F
Sep 24 75.7°F 76.1°F 74.6°F
Sep 25 77.1°F 75.8°F 74.6°F
Sep 26 77.4°F 75.0°F 73.9°F
Sep 27 77.3°F 74.9°F 73.9°F
Sep 28 76.9°F 74.4°F 73.5°F
Sep 29 76.9°F 74.3°F 73.4°F
Sep 30 76.8°F 74.4°F 73.3°F
Oct 1 76.6°F 74.3°F 73.1°F
Oct 2 76.5°F 74.2°F 73.0°F
Oct 3 76.5°F 73.9°F 73.0°F
Oct 4 76.1°F 73.2°F 72.6°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 Alghero by month

In Alghero, the months July through September offer comfortable swimming conditions, which amounts to 96 swimming days.
The warmest water in Alghero was recorded on July 21, 2026, reaching a 82.6°F. While the coldest temperature occurred on February 8, 2019, dipping to 55.7°F. The average readings by season are 58.8°F in Winter, 60.4°F in Spring, 74.5°F in Summer, and 70.9°F in Autumn.