She basked in the sunshine with a pair of stylish sunnies concealing her eyes and a gold pendant necklace accessorizing the look.
Scarlett was the picture of relaxation hanging out with her pals with a cool drink in hand.
The Black Widow actress wore a blue life vest as she explored the high seas.
Her husband Colin, 40, also enjoyed an action-packed day on the water as he tried his hand out with some hydrofoil surfing.
The Saturday Night Live star wore blue trunks, a life vest, and helmet as he attempted the sport.
Hydrate: She enjoyed a canned drink as she relaxed in the sun
Leggy lady! Scarlett put on a leggy display as she climbed upstairs