Mattsee, Mattsee water temperature

Mattsee, Mattsee, 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.

23.2 °C

Measured: August 31, 2026 · continuously updated

💧 Water 23.2° · ☀️ Air 14.6° · high today 22.9°

Temperature trend of recent weeks

Mattsee, Mattsee — Photo: Henry Kellner · CC BY-SA 3.0 at · Wikimedia Commons

Water quality

EU classification: excellent · Visibility depth: 1.4 m

Measurement series & statistics

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.

Nearby waters

Mattsee · 0.9 km away23.2 °C Grabensee · 2.0 km away23.6 °C Obertrumer See, Seeham, Seeham · 2.1 km away23.3 °C Grabensee, Perwang, Berndorf bei Salzburg · 2.6 km away23.6 °C Mattig, Laimhausmühle · 3.1 km away20.8 °C

Frequently asked questions

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.

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