Average water temperature in Kostrena
The mean water temperature over the year in Kostrena (Primorsko-Goranska županija), Croatia.
- On average, August has the warmest water temperature with 25°C.
- On average, March has the coldest water temperature with 11°C.
Forecast for Kostrena
broken clouds and chance of rain
partly cloudy and no rain
partly cloudy and no rain