All data are in degrees Fahrenheit

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Water temperature in L'Île-Rousse

Detailed information about the current water temperature in L'Île-Rousse. 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 L'Île-Rousse now

82.1

°F

July 26, 16:19

Trend:

increasing

Yesterday:

81.4°F

Tomorrow:

82.2°F

Sunrise:

06:09

Sunset:

20:51

Day Length:

14 h. 42 min.

L'Île-Rousse in August

Minimum:

57.1°F

Average:

58.5°F

Maximum:

60.4°F

Sea water temperature in L'Île-Rousse today

As of now, in L'Île-Rousse, the water temperature is 82.1°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 3.9°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to stay about the same.

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 81.6°F on 2022, while the historical minimum was 75.7°F on 2016.

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. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 82.3°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in L'Île-Rousse

Date Current Year

actual* / forecast**

last year 10 years average
Jul 12 80.3°F 78.0°F 77.6°F
Jul 13 81.7°F 79.1°F 78.1°F
Jul 14 81.3°F 77.5°F 77.6°F
Jul 15 82.2°F 77.8°F 77.5°F
Jul 16 81.1°F 78.1°F 77.4°F
Jul 17 83.0°F 77.6°F 77.6°F
Jul 18 82.0°F 77.3°F 77.4°F
Jul 19 81.9°F 78.8°F 77.7°F
Jul 20 81.6°F 78.7°F 78.0°F
Jul 21 81.4°F 78.1°F 78.3°F
Jul 22 82.0°F 78.8°F 78.7°F
Jul 23 81.6°F 77.8°F 78.4°F
Jul 24 81.9°F 78.0°F 78.5°F
Jul 25 81.4°F 77.6°F 78.3°F
Jul 26 82.1°F 77.2°F 78.2°F
Jul 27 82.2°F 77.3°F 78.3°F
Jul 28 82.2°F 76.9°F 78.3°F
Jul 29 82.2°F 76.6°F 78.2°F
Jul 30 82.1°F 76.4°F 78.1°F
Jul 31 82.5°F 76.6°F 78.5°F
Aug 1 82.4°F 75.8°F 78.5°F
Aug 2 82.5°F 76.4°F 78.6°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 L'Île-Rousse by month

In L'Île-Rousse, the months July through September offer comfortable swimming conditions, which amounts to 100 swimming days.
The warmest water in L'Île-Rousse was recorded on July 5, 2025, reaching a 83.3°F. While the coldest temperature occurred on March 5, 2018, dipping to 55.0°F. The average readings by season are 58.5°F in Winter, 59.9°F in Spring, 75.9°F in Summer, and 70.6°F in Autumn.