All data are in degrees Fahrenheit

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Water temperature in Rijeka

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

74.5

°F

September 16, 22:12

Trend:

decreasing

Yesterday:

74.8°F

Tomorrow:

74.4°F

Sunrise:

06:41

Sunset:

19:12

Day Length:

12 h. 31 min.

Rijeka in September

Minimum:

52.4°F

Average:

53.8°F

Maximum:

55.6°F

Sea water temperature in Rijeka today

As of now, in Rijeka, the water temperature is 74.5°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 2.7°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 73.6°F on 2023, while the historical minimum was 69.1°F on 2019.

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 73.5°F, the minimum temperature may reach 72.5°F, and the maximum might stay at 74.4°F.

Daily water temperature in Rijeka

Date Current Year

actual* / forecast**

last year 10 years average
Sep 2 78.4°F 73.5°F 74.7°F
Sep 3 78.1°F 72.4°F 74.2°F
Sep 4 78.2°F 72.4°F 73.8°F
Sep 5 77.7°F 72.9°F 73.8°F
Sep 6 78.0°F 73.4°F 73.6°F
Sep 7 77.8°F 73.6°F 73.3°F
Sep 8 77.0°F 73.7°F 73.1°F
Sep 9 78.5°F 73.3°F 73.0°F
Sep 10 77.7°F 72.9°F 72.7°F
Sep 11 77.5°F 73.0°F 72.5°F
Sep 12 75.6°F 72.3°F 72.4°F
Sep 13 74.9°F 72.3°F 72.2°F
Sep 14 74.7°F 72.3°F 72.3°F
Sep 15 74.8°F 72.7°F 72.2°F
Sep 16 74.5°F 73.0°F 71.8°F
Sep 17 74.4°F 72.9°F 71.7°F
Sep 18 74.2°F 72.6°F 71.5°F
Sep 19 73.8°F 71.5°F 71.1°F
Sep 20 73.5°F 71.9°F 70.8°F
Sep 21 73.2°F 72.0°F 70.5°F
Sep 22 72.8°F 71.7°F 70.1°F
Sep 23 72.5°F 71.3°F 69.8°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 Rijeka by month

In Rijeka, the months July through August offer comfortable swimming conditions, which amounts to 76 swimming days.
The warmest water in Rijeka was recorded on August 17, 2024, reaching a 81.7°F. While the coldest temperature occurred on February 23, 2021, dipping to 48.0°F. The average readings by season are 53.9°F in Winter, 56.9°F in Spring, 74.5°F in Summer, and 66.1°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Lovran 74.5°F 9mi
Rabac 73.9°F 22mi
Cres 74.2°F 25mi
Senj 71.3°F 32mi
Trieste 76.3°F 39mi
Poreč 77.8°F 42mi
Medulin 75.9°F 43mi
Rovinj 77.8°F 43mi
Mali Lošinj 76.1°F 55mi

* current water temperature in this city

** straight line distance from Rijeka