Boyne, Blackcastle · River
The current water temperature at Boyne is 13.7 °C (as of July 18, 2026, source: official monitoring networks).
Can you swim at Boyne right now?
The current water temperature is 13.7 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Boyne?
Currently 13.7 °C (updated continuously).
How warm is at Boyne in July?
In July, the water temperature recently averaged 13.7 °C.