Keutschacher See, Südwest water temperature

Keutschacher See, Südwest, Keutschach am See · Lake

The current water temperature at Keutschacher See is 24.8 °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.

24.8 °C

Measured: August 31, 2026 · continuously updated

💧 Water 24.8° · ☀️ Air 14.0° · high today 22.2°

Temperature trend of recent weeks

Keutschacher See, Südwest — Photo: Johann Jaritz · CC BY-SA 3.0 at · Wikimedia Commons

Water quality

EU classification: excellent · Visibility depth: 2.0 m

Measurement series & statistics

This measurement series includes 303 data points since July 7, 2026.

Lowest recorded value: 23.8 °C on August 26, 2026 · highest value: 28.1 °C on August 5, 2026.

Nearby waters

Keutschacher See, Keutschach, Keutschach am See · 1.5 km away24.8 °C Wörthersee, Reifnitz, Maria Wörth · 3.7 km away25.5 °C Rauschelesee, Nord, Keutschach am See · 5.2 km away27.2 °C Rauschele See, Bad · 5.2 km away25.3 °C Wörthersee, Promenadenbad, Pörtschach · 5.4 km away24.9 °C

Frequently asked questions

Can you swim at Keutschacher See right now?
The current water temperature is 24.8 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Keutschacher See?
Currently 24.8 °C (updated continuously).

How is the water quality at Keutschacher See?
The official classification is: excellent.

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