Veliko jezero, Mljet – Veliko jezero · Lake
The current water temperature at Veliko jezero is 26.9 °C (as of September 20, 2026, source: DHMZ).
Lakes stratify in summer: bathing-warm on top, markedly colder a few metres down. Measurements are taken at the surface — right where you swim.
This measurement series includes 87 data points since August 16, 2026.
Lowest recorded value: 26.4 °C on September 19, 2026 · highest value: 30.1 °C on September 1, 2026.
In September, temperatures have ranged between 26.4 °C and 30.1 °C.
The current value is 1.8 °C below the September average of this series.
Can you swim at Veliko jezero right now?
The current water temperature is 26.9 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Veliko jezero?
Currently 26.9 °C (updated continuously).
How warm is at Veliko jezero in September?
In September, the water temperature recently averaged 28.7 °C.