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A tall glass on top of a small red porcelain board with two pieces of watermelon. The glass has a Watermelon Mai Tai Cocktail. Recipe at

Watermelon Mai Tai Cocktail

  • Author: Carlos Leo
  • Prep Time: 3 minutes
  • Total Time: 3 minutes
  • Yield: 2 1x


Watermelon Mai Tai Cocktail is a refreshing tropical drink blended with fresh watermelon, white rum, elderflower liqueur, sugar, and lime juice. This easy to make Tiki cocktail is refreshing and has become our go-to summer cocktail.



  • 1 cup cubed watermelon, seedless or seeds removed
  • 3 oz. light white rum
  • 2 oz. St. Germain Elderflower liqueur
  • 1 oz. lime juice
  • 1 TableSpoon superfine sugar
  • Garnish with a watermelon wedge


  1. Blend: Place the watermelon, rum, St. Germain liqueur, lime juice and superfine sugar in the blender, and blend on high until well blended.
  2. Pour into a tall glass filled with ice, and garnish with a watermelon wedge


We partner (affiliate links) with Drizly delivery service, so if you don’t have the alcoholic ingredients you can have them delivered.

Drink responsibly. If you are under the legal drinking age limit for your state or country, this recipe is not for you. Sorry.

  • Category: Drinks
  • Method: Blended
  • Cuisine: American

Keywords: Tiki cocktails, rum, rum cocktails, tropical drink, fruity drink, fruity cocktail

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