All data are in degrees Fahrenheit

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Water temperature in Isola del Giglio

Detailed information about the current water temperature in Isola del Giglio. 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 Isola del Giglio now

84.0

°F

August 9, 00:35

Trend:

stable

Yesterday:

83.8°F

Tomorrow:

83.4°F

Sunrise:

06:17

Sunset:

20:27

Day Length:

14 h. 10 min.

Isola del Giglio in August

Minimum:

58.2°F

Average:

60.0°F

Maximum:

61.8°F

Sea water temperature in Isola del Giglio today

As of now, in Isola del Giglio, the water temperature is 84.0°F. Swimming in water of this temperature is considered highly warm and would be enjoyable for everyone. At this temperature, you can comfortably engage in water-based activities for extended periods without experiencing discomfort. Today's reading is 5.0°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 fall a bit.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 83.0°F on 2024, while the historical minimum was 74.9°F on 2020.

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 83.6°F, the minimum temperature may reach 83.4°F, and the maximum might stay at 84.1°F.

Daily water temperature in Isola del Giglio

Date Current Year

actual* / forecast**

last year 10 years average
Jul 26 80.9°F 77.0°F 78.7°F
Jul 27 81.9°F 77.8°F 78.8°F
Jul 28 81.5°F 78.1°F 78.7°F
Jul 29 81.8°F 77.7°F 78.9°F
Jul 30 82.1°F 77.0°F 79.1°F
Jul 31 82.1°F 76.8°F 79.3°F
Aug 1 81.8°F 76.7°F 79.3°F
Aug 2 81.4°F 77.0°F 79.2°F
Aug 3 81.6°F 76.9°F 79.4°F
Aug 4 81.7°F 76.1°F 79.4°F
Aug 5 82.8°F 75.5°F 79.4°F
Aug 6 82.8°F 75.3°F 79.4°F
Aug 7 83.5°F 76.2°F 79.3°F
Aug 8 83.8°F 76.2°F 78.8°F
Aug 9 84.0°F 76.4°F 79.0°F
Aug 10 83.4°F 75.8°F 78.4°F
Aug 11 83.5°F 75.9°F 78.5°F
Aug 12 83.5°F 78.6°F 78.6°F
Aug 13 83.4°F 78.5°F 78.5°F
Aug 14 83.6°F 78.7°F 78.6°F
Aug 15 83.7°F 78.9°F 78.7°F
Aug 16 84.1°F 79.0°F 79.1°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 Isola del Giglio by month

In Isola del Giglio, the months July through September offer comfortable swimming conditions, which amounts to 101 swimming days.
The warmest water in Isola del Giglio was recorded on July 19, 2026, reaching a 84.4°F. While the coldest temperature occurred on March 16, 2022, dipping to 55.8°F. The average readings by season are 59.8°F in Winter, 60.8°F in Spring, 76.4°F in Summer, and 70.9°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Monte Argentario 84.2°F 12mi
Marciana Marina 84.5°F 48mi
San Vincenzo 84.1°F 54mi

* current water temperature in this city

** straight line distance from Isola del Giglio