All data are in degrees Fahrenheit

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Water temperature in Trieste

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

78.8

°F

July 5, 07:16

Trend:

decreasing

Yesterday:

79.1°F

Tomorrow:

78.3°F

Sunrise:

05:22

Sunset:

20:57

Day Length:

15 h. 35 min.

Trieste in July

Minimum:

50.0°F

Average:

51.7°F

Maximum:

54.3°F

Sea water temperature in Trieste today

As of now, in Trieste, the water temperature is 78.8°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.9°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

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 80.6°F on 2025, while the historical minimum was 75.4°F on 2023.

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 78.8°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Trieste

Date Current Year

actual* / forecast**

last year 10 years average
Jun 21 79.0°F 75.9°F 74.9°F
Jun 22 81.1°F 74.7°F 75.6°F
Jun 23 79.8°F 75.9°F 76.6°F
Jun 24 80.2°F 76.4°F 76.9°F
Jun 25 80.3°F 78.5°F 77.2°F
Jun 26 82.0°F 79.7°F 77.8°F
Jun 27 81.7°F 79.4°F 77.5°F
Jun 28 82.3°F 79.9°F 77.9°F
Jun 29 83.6°F 79.5°F 78.0°F
Jun 30 83.3°F 80.7°F 78.0°F
Jul 1 83.6°F 80.1°F 78.1°F
Jul 2 83.7°F 80.8°F 78.4°F
Jul 3 80.9°F 80.5°F 78.4°F
Jul 4 79.1°F 81.5°F 78.2°F
Jul 5 78.8°F 80.6°F 77.9°F
Jul 6 78.3°F 78.1°F 77.4°F
Jul 7 78.6°F 77.3°F 77.7°F
Jul 8 78.8°F 77.7°F 77.9°F
Jul 9 78.7°F 77.9°F 77.8°F
Jul 10 79.1°F 78.6°F 78.2°F
Jul 11 79.1°F 77.8°F 78.2°F
Jul 12 79.2°F 77.4°F 78.3°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 Trieste by month

In Trieste, the months June through September offer comfortable swimming conditions, which amounts to 95 swimming days.
The warmest water in Trieste was recorded on July 12, 2024, reaching a 85.1°F. While the coldest temperature occurred on February 9, 2019, dipping to 47.0°F. The average readings by season are 51.6°F in Winter, 56.8°F in Spring, 76.8°F in Summer, and 67.6°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Poreč 77.8°F 31mi
Lignano Sabbiadoro 80.9°F 32mi
Lovran 76.7°F 35mi
Rijeka 76.0°F 39mi
Rovinj 78.5°F 40mi
Rabac 76.7°F 44mi
Caorle 80.5°F 44mi

* current water temperature in this city

** straight line distance from Trieste