Ammersee water temperature

Ammersee, Stegen · Lake

The current water temperature at Ammersee is 21.4 °C (as of September 1, 2026, source: GKD Bayern).

Lakes stratify in summer: bathing-warm on top, markedly colder a few metres down. Measurements are taken at the surface — right where you swim.

21.4 °C

Measured: September 1, 2026 · continuously updated

💧 Water 21.4° · ☀️ Air 14.8° · high today 21.5°

Temperature trend of recent weeks

Ammersee — Photo: Adrian Michael · CC BY-SA 3.0 · Wikimedia Commons

Water quality

EU classification: good

Measurement series & statistics

This measurement series includes 497 data points since July 4, 2026.

Lowest recorded value: 20.1 °C on August 25, 2026 · highest value: 27.9 °C on August 4, 2026.

Nearby waters

Wörthsee · 3.6 km away21.5 °C Ammersee, Strandbad Utting · 6.4 km away21.4 °C Pilsensee · 7.2 km away21.4 °C Würm, Leutstetten · 18.0 km away20.3 °C StarnbergerSee, Starnberg · 18.5 km away21.9 °C

More measuring points: Ammersee

Strandbad Utting21.4 °C

Frequently asked questions

Can you swim at Ammersee 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 Ammersee?
Currently 21.4 °C (updated continuously).

How is the water quality at Ammersee?
The official classification is: good.

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