Delaware water temperature

Delaware, Scotton Landing · Sea/Coast

The current water temperature at Delaware is 26.6 °C (as of September 3, 2026, source: NOAA NERRS SWMP).

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

26.6 °C

Measured: September 3, 2026 · continuously updated

💧 Water 26.6° · ☀️ Air 25.5° · high today 30.8°

Nearby waters

Murderkill River at Frederica, Delaware · 8.3 km away26.9 °C St Jones River at Dover, Delaware · 10.1 km away26.4 °C Beaverdam Branch at Houston, Delaware · 20.4 km away20.1 °C Atlantic, Ship John Shoal, NJ · 25.5 km away26.3 °C Atlantic, Ship John Shoal · 25.6 km away26.3 °C

Frequently asked questions

Can you swim at Delaware right now?
The current water temperature is 26.6 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Delaware?
Currently 26.6 °C (updated continuously).

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