North Sea water temperature

North Sea, West Mersea Beach · Sea/Coast

The current water temperature at North Sea is 21.1 °C (as of August 22, 2026, source: official monitoring networks).

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

21.1 °C

Measured: August 22, 2026 · continuously updated

💧 Water 21.1° · ☀️ Air 15.6° · high today 20.5°

Temperature trend of recent weeks

North Sea — Photo: Wendy Gasperazzo · CC BY-SA 2.0 · Wikimedia Commons

Measurement series & statistics

This measurement series includes 8 data points since July 7, 2026.

Lowest recorded value: 19.9 °C on July 21, 2026 · highest value: 24.7 °C on July 30, 2026.

Nearby waters

North Sea, Brightlingsea Beach at Batemans Tower · 6.8 km away20.3 °C North Sea, Jaywick Beach · 12.6 km away21.2 °C North Sea, Clacton Beach Martello Tower · 14.5 km away21.4 °C North Sea, Clacton Beach · 16.8 km away20.5 °C North Sea, Holland Beach · 20.9 km away19.9 °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 21.1 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at North Sea?
Currently 21.1 °C (updated continuously).

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