Den Helder, Marsdiep · River
The current water temperature at Den Helder is 22.0 °C (as of July 16, 2026, source: Rijkswaterstaat).
Can you swim at Den Helder right now?
The current water temperature is 22.0 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Den Helder?
Currently 22.0 °C (updated continuously).
How warm is at Den Helder in July?
In July, the water temperature recently averaged 21.2 °C.