Brennersee water temperature
Brennersee, Gries am Brenner · Lake
The current water temperature at Brennersee is 12.4 °C (as of September 19, 2026, source: Hydrographischer Dienst Tirol).
Lakes stratify in summer: bathing-warm on top, markedly colder a few metres down. Measurements are taken at the surface — right where you swim.
Measurement series & statistics
This measurement series includes 38 data points since August 6, 2026.
Lowest recorded value: 12.2 °C on September 18, 2026 · highest value: 17.9 °C on August 6, 2026.
In September, temperatures have ranged between 12.2 °C and 14.4 °C.
The current value is 1.2 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Brennersee right now?
The current water temperature is 12.4 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Brennersee?
Currently 12.4 °C (updated continuously).
How warm is at Brennersee in September?
In September, the water temperature recently averaged 13.6 °C.
