North Sea water temperature

North Sea, Büsum · Sea/Coast

The current water temperature at North Sea is 19.0 °C (as of September 1, 2026, source: PEGELONLINE).

The sea lags the air by weeks: the warmest water often arrives after the warmest days. Measured buoy values show this honestly.

19.0 °C

Measured: September 1, 2026 · continuously updated

💧 Water 19.0° · ☀️ Air 18.2°

Temperature trend of recent weeks

North Sea — Photo: Southgeist · CC BY-SA 3.0 · Wikimedia Commons

Water quality

EU classification: excellent

Measurement series & statistics

This measurement series includes 761 data points since July 3, 2026.

Lowest recorded value: 17.0 °C on August 24, 2026 · highest value: 22.6 °C on July 15, 2026.

Nearby waters

North Sea, Büsum · 1.3 km away19.3 °C North Sea, Familienlagune Perlebucht, Büsum · 1.9 km away19.0 °C Eider, Eider-Sperrwerk Bp · 16.0 km away19.0 °C North Sea, Eider-Sperrwerk Ap · 16.1 km away19.0 °C Eider, Tönning · 22.3 km away19.1 °C

More measuring points: North Sea

Westgate Bay Sampled For Swa Bathing Beach Survey26.3 °C St Mildreds Bay Sampled For Swa Bathing Beach Surv25.0 °C Minnis Bay Sampled For Swa Bathing Beach Survey24.5 °C Westbrook Bay Sampled For Swa Bathing Beach Survey24.3 °C Bathing Water Eec - Thames Estuary, Jubilee, Southend24.2 °C Bathing Water Eec - Thames Estuary, Thorpe Bay24.2 °C

Frequently asked questions

Can you swim at North Sea right now?
The current water temperature is 19.0 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at North Sea?
Currently 19.0 °C (updated continuously).

How is the water quality at North Sea?
The official classification is: excellent.

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