Kornwerderzand, Waddenzee voorhaven kolk · Sea/Coast
The current water temperature at Kornwerderzand is 19.4 °C (as of September 1, 2026, source: Rijkswaterstaat).
The sea lags the air by weeks: the warmest water often arrives after the warmest days. Measured buoy values show this honestly.
This measurement series includes 853 data points since July 3, 2026.
Lowest recorded value: 18.3 °C on July 23, 2026 · highest value: 23.0 °C on July 14, 2026.
Can you swim at Kornwerderzand right now?
The current water temperature is 19.4 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Kornwerderzand?
Currently 19.4 °C (updated continuously).