Den Helder water temperature

Den Helder, Marsdiep · River

The current water temperature at Den Helder is 19.6 °C (as of September 1, 2026, source: Rijkswaterstaat).

A river can change temperature within hours — snowmelt, rain or power-plant operations show up immediately. That is why the measured value counts here, not an estimate.

19.6 °C

Measured: September 1, 2026 · continuously updated

💧 Water 19.6° · ☀️ Air 18.5°

Temperature trend of recent weeks

Measurement series & statistics

This measurement series includes 797 data points since July 3, 2026.

Lowest recorded value: 18.8 °C on August 25, 2026 · highest value: 23.1 °C on July 10, 2026.

Nearby waters

North Sea, Den Helder · 1.2 km away20.6 °C Den Helder Waddenzee Monding Nieuwe Haven, Niederlande · 3.3 km away19.4 °C Den Hoorn Texel Waddenzee Gat van de Stier, Niederlande · 3.4 km away19.7 °C North Sea, Callantsoog · 14.6 km away20.6 °C North Sea, Texel / De Koog · 15.8 km away20.6 °C

Frequently asked questions

Can you swim at Den Helder right now?
The current water temperature is 19.6 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Den Helder?
Currently 19.6 °C (updated continuously).

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