Zeller See, Thumersbach water temperature
Zeller See, Thumersbach, Zell am See · Lake
The current water temperature at Zeller See is 15.8 °C (as of October 16, 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.
Water quality
EU classification: excellent · Visibility depth: 2.9 mMeasurement series & statistics
This measurement series includes 535 data points since August 17, 2026.
Lowest recorded value: 15.3 °C on October 16, 2026 · highest value: 23.8 °C on August 19, 2026.
In October, temperatures have ranged between 15.3 °C and 18.2 °C.
The current value is 1.1 °C below the October average of this series.
Nearby waters
Frequently asked questions
Can you swim at Zeller See right now?
The current water temperature is 15.8 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Zeller See?
Currently 15.8 °C (updated continuously).
How warm is at Zeller See in October?
In October, the water temperature recently averaged 16.9 °C.
When is the water warmest at Zeller See?
Across the measurement record, August is on average the warmest month (22.3 °C).
How is the water quality at Zeller See?
The official classification is: excellent.
