Ossiacher See, Bodensdorf water temperature
Ossiacher See, Bodensdorf, Steindorf am Ossiacher See · Lake
The current water temperature at Ossiacher See is 21.4 °C (as of September 20, 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.
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Water quality
EU classification: excellent · Visibility depth: 2.7 mMeasurement series & statistics
This measurement series includes 411 data points since July 22, 2026.
Lowest recorded value: 21.4 °C on September 19, 2026 · highest value: 27.6 °C on August 5, 2026.
In September, temperatures have ranged between 21.4 °C and 25.0 °C.
The current value is 2.7 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Ossiacher See right now?
The current water temperature is 21.4 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Ossiacher See?
Currently 21.4 °C (updated continuously).
How warm is at Ossiacher See in September?
In September, the water temperature recently averaged 24.1 °C.
When is the water warmest at Ossiacher See?
Across the measurement record, August is on average the warmest month (25.9 °C).
How is the water quality at Ossiacher See?
The official classification is: excellent.
