5 Refreshing Watermelon Juice Cocktails for Hot DaysLight, crisp, and impossibly refreshing — watermelon juice makes the most thirst-quenching cocktails of summer.BenefitsUltra Hydrating: Over 90% water content makes these the most hydrating cocktails.Lycopene Rich: The red pigment is a powerful antioxidant that survives mixing.Low Sugar: Naturally lighter in sugar than most fruit juices.Refreshment Factor: Nothing beats watermelon for pure, cooling refreshment.