The 32-year-old royal dad told guests at an event on Wednesday that tub time with the youngster – who turns one on 22 July – is a very tricky time of the day indeed for himself and his wife the Duchess of Cambridge, née Kate Middleton.
Prince William has spoken about the difficulty of bathing Prince George
Speaking after he put on his aqua gear at the British Sub-Aqua Club (BSAC) gathering in London, he joked: "At the moment bath time is quite painful, but hopefully donning a snorkel and mask might calm him down."
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The Duke of Cambridge was at the event with his father Prince Charles, drawing attention to scuba, snorkelling and water sports in general. William is a fan of surfing and body boarding, often indulging in his love of H2O while in Cornwall, England.
Prince George and the Duchess of Cambridge
He divulged more details about one of his aquatic hobbies while taking a dip in the pool with children.
"I've been a fair weather diver up to this point," he said. "I'd like to get back into British waters."
Duchess Kate is also a member of the BSAS and did some diving in north Wales where they lived until last autumn.
Prince Charles, Prince Harry and Prince William at an engagement on Wednesday
On Wednesday William, his father and brother Prince Harry had quite a full schedule of engagements.