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

73.4

°F

October 18, 12:31

Trend:

decreasing

Yesterday:

74.0°F

Tomorrow:

73.4°F

Sunrise:

07:32

Sunset:

18:30

Day Length:

10 h. 58 min.

Isola del Giglio in October

Minimum:

58.3°F

Average:

59.8°F

Maximum:

61.4°F

Sea water temperature in Isola del Giglio today

As of now, in Isola del Giglio, the water temperature is 73.4°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 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 73.8°F on 2023, while the historical minimum was 66.7°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. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 73.2°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Isola del Giglio

Date Current Year

actual* / forecast**

last year 10 years average
Oct 4 75.8°F 71.0°F 72.9°F
Oct 5 75.7°F 71.0°F 72.7°F
Oct 6 75.6°F 70.0°F 72.3°F
Oct 7 75.9°F 69.3°F 72.2°F
Oct 8 75.5°F 70.2°F 72.1°F
Oct 9 75.4°F 69.7°F 71.9°F
Oct 10 74.9°F 70.1°F 71.8°F
Oct 11 74.6°F 69.6°F 71.4°F
Oct 12 74.2°F 69.8°F 71.1°F
Oct 13 74.7°F 69.9°F 71.0°F
Oct 14 74.0°F 70.1°F 70.7°F
Oct 15 73.9°F 69.6°F 70.5°F
Oct 16 73.7°F 69.1°F 70.4°F
Oct 17 74.0°F 68.5°F 70.2°F
Oct 18 73.4°F 68.1°F 70.0°F
Oct 19 73.4°F 67.9°F 69.9°F
Oct 20 73.5°F 68.1°F 70.0°F
Oct 21 73.2°F 67.9°F 69.7°F
Oct 22 73.3°F 68.4°F 69.9°F
Oct 23 73.3°F 68.9°F 69.9°F
Oct 24 73.0°F 68.3°F 69.5°F
Oct 25 72.8°F 68.4°F 69.3°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 102 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, 76.5°F in Summer, and 71.1°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Monte Argentario 73.2°F 12mi
Marciana Marina 74.2°F 48mi
San Vincenzo 73.9°F 54mi

* current water temperature in this city

** straight line distance from Isola del Giglio