Traunsee water temperature
Traunsee, Gmunden · Lake
The current water temperature at Traunsee is 15.9 °C (as of October 16, 2026, source: Hydrographie Land Oberösterreich).
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 681 data points since August 17, 2026.
Lowest recorded value: 15.1 °C on October 13, 2026 · highest value: 23.0 °C on August 28, 2026.
In October, temperatures have ranged between 15.1 °C and 17.8 °C.
The current value is 0.5 °C below the October average of this series.
Nearby waters
More measuring points: Traunsee
Frequently asked questions
Can you swim at Traunsee right now?
The current water temperature is 15.9 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Traunsee?
Currently 15.9 °C (updated continuously).
How warm is at Traunsee in October?
In October, the water temperature recently averaged 16.4 °C.
When is the water warmest at Traunsee?
Across the measurement record, August is on average the warmest month (21.9 °C).
