The current water temperature at Allermöher See is 21.5 °C (as of July 20, 2026, source: Badegewässer Hamburg (BUE/BUKEA)).
21.5 °C
Measured: July 20, 2026 · continuously updated
Temperature trend of recent weeks
Water quality
EU classification: excellent · Visibility depth: 1.0 m
Frequently asked questions
Can you swim at Allermöher See right now? The current water temperature is 21.5 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Allermöher See? Currently 21.5 °C (updated continuously).