All data are in degrees Fahrenheit

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Water temperature in Istria

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

66.4

°F

June 1, 17:54

Trend:

stable

Yesterday:

67.7°F

Tomorrow:

66.8°F

Sunrise:

05:24

Sunset:

20:43

Day Length:

15 h. 19 min.

Istria in June

Minimum:

40.0°F

Average:

42.8°F

Maximum:

45.7°F

Sea water temperature in Istria today

As of now, in Istria, the water temperature is 66.4°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 2.4°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 rise 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 is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 73.0°F on 2019, while the historical minimum was 64.7°F on 2020.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 68.2°F, with minimum temperature starting at 66.8°F, while the maximum might reach 69.8°F.

Daily water temperature in Istria

Date Current Year

actual* / forecast**

last year 10 years average
May 18 62.5°F 59.8°F 63.5°F
May 19 64.4°F 60.3°F 64.2°F
May 20 65.7°F 60.1°F 64.5°F
May 21 65.9°F 60.7°F 64.7°F
May 22 66.2°F 61.4°F 64.6°F
May 23 67.5°F 61.7°F 65.4°F
May 24 69.2°F 62.9°F 66.0°F
May 25 68.8°F 62.7°F 66.2°F
May 26 69.2°F 62.7°F 66.6°F
May 27 69.6°F 62.3°F 66.7°F
May 28 72.2°F 63.4°F 67.2°F
May 29 73.5°F 63.2°F 67.7°F
May 30 71.3°F 63.2°F 68.0°F
May 31 67.7°F 62.4°F 67.9°F
Jun 1 66.4°F 65.5°F 68.9°F
Jun 2 66.8°F 65.8°F 69.2°F
Jun 3 67.1°F 66.0°F 69.6°F
Jun 4 67.7°F 67.4°F 70.2°F
Jun 5 68.2°F 67.7°F 70.7°F
Jun 6 68.8°F 68.6°F 71.2°F
Jun 7 69.2°F 70.6°F 71.7°F
Jun 8 69.8°F 72.5°F 72.2°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 Istria by month

In Istria, the months July through August offer comfortable swimming conditions, which amounts to 83 swimming days.
The warmest water in Istria was recorded on July 18, 2024, reaching a 84.0°F. While the coldest temperature occurred on February 14, 2026, dipping to 34.2°F. The average readings by season are 43.3°F in Winter, 53.6°F in Spring, 76.1°F in Summer, and 62.3°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Constanţa 66.4°F 27mi
Eforie Nord 66.6°F 35mi
Mangalia 66.7°F 52mi

* current water temperature in this city

** straight line distance from Istria