Mattsee, Lochen/Gebertsham, Mattsee · Lake
The current water temperature at Mattsee is 23.2 °C (as of August 31, 2026, source: AGES).
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 693 data points since July 5, 2026.
Lowest recorded value: 21.4 °C on August 26, 2026 · highest value: 27.6 °C on August 9, 2026.
Can you swim at Mattsee right now?
The current water temperature is 23.2 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Mattsee?
Currently 23.2 °C (updated continuously).
How is the water quality at Mattsee?
The official classification is: excellent.