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

81.0

°F

August 22, 21:08

Trend:

stable

Yesterday:

81.0°F

Tomorrow:

81.1°F

Sunrise:

06:13

Sunset:

20:02

Day Length:

13 h. 49 min.

Trieste in August

Minimum:

49.9°F

Average:

51.5°F

Maximum:

54.0°F

Sea water temperature in Trieste today

As of now, in Trieste, the water temperature is 81.0°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 2.9°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 stay about the same.

Recent sea temperature and forecast

Today's water temperature slightly varies from the average of the past two weeks. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 80.0°F on 2024, while the historical minimum was 76.3°F on 2025.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 80.5°F, the minimum temperature may reach 80.0°F, and the maximum might stay at 81.1°F.

Daily water temperature in Trieste

Date Current Year

actual* / forecast**

last year 10 years average
Aug 8 83.3°F 74.5°F 79.0°F
Aug 9 81.6°F 74.8°F 79.3°F
Aug 10 80.2°F 74.3°F 78.8°F
Aug 11 81.4°F 74.6°F 79.1°F
Aug 12 81.8°F 78.0°F 78.9°F
Aug 13 80.3°F 77.6°F 78.4°F
Aug 14 80.5°F 77.2°F 78.4°F
Aug 15 80.3°F 78.4°F 78.7°F
Aug 16 80.4°F 77.8°F 78.9°F
Aug 17 80.9°F 78.5°F 79.0°F
Aug 18 81.1°F 78.5°F 79.1°F
Aug 19 80.2°F 77.3°F 78.8°F
Aug 20 81.6°F 77.0°F 78.8°F
Aug 21 81.0°F 76.8°F 78.5°F
Aug 22 81.0°F 76.3°F 78.1°F
Aug 23 81.1°F 77.5°F 78.2°F
Aug 24 81.0°F 76.9°F 78.2°F
Aug 25 80.8°F 76.1°F 78.0°F
Aug 26 80.3°F 75.6°F 77.5°F
Aug 27 80.4°F 75.4°F 77.5°F
Aug 28 80.0°F 75.3°F 77.1°F
Aug 29 80.0°F 76.0°F 77.2°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 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, 76.9°F in Summer, and 67.6°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Poreč 82.1°F 31mi
Lignano Sabbiadoro 80.7°F 32mi
Lovran 77.9°F 35mi
Rijeka 77.6°F 39mi
Rovinj 82.1°F 40mi
Rabac 78.1°F 44mi
Caorle 80.6°F 44mi

* current water temperature in this city

** straight line distance from Trieste