National Whiskey Sour Day

National Whiskey Sour Day is celebrated on August 25 and honors one of the best-known classic cocktails. The Whiskey Sour has remained popular for generations thanks to its simple balance of whiskey, citrus, and sweetness. Even as cocktail trends have changed over time, it has kept its place on bar menus and in home recipes.

History of National Whiskey Sour Day

The exact origin of National Whiskey Sour Day is unclear, but the drink itself has deep roots in cocktail history. Jerry Thomas, one of the most influential bartenders of the 19th century, helped popularize sour-style drinks through his 1862 bartender’s guide, which included recipes for several sours.

The Whiskey Sour was documented by name in a Wisconsin newspaper in 1870, making it one of the earliest clearly recorded appearances of the cocktail. Over time, it became a staple of American bar culture and remained popular well into the 20th century. Although the reason August 25 became associated with the holiday is not well documented, the date is now widely recognized as National Whiskey Sour Day.

Interesting Facts About National Whiskey Sour Day

National Whiskey Sour Day is also a good excuse to look at a few details that explain why the drink has lasted so long.

• A classic Whiskey Sour is usually made with whiskey, lemon juice, and sugar or simple syrup.
• Some versions include egg white for a smoother texture and a foamy top.
• The drink belongs to the larger sour family, a style of cocktails built around spirits, citrus, and sweetness.
• Sour-style drinks are often linked to sailors, who mixed spirits with citrus during long voyages.

Its staying power comes from its simplicity. The recipe is flexible enough for variations, but the original formula is still easy to recognize.

How to Take Part in National Whiskey Sour Day

There are several simple ways to mark National Whiskey Sour Day, whether you prefer the classic recipe or a variation.

• Order a Whiskey Sour at a bar or restaurant and compare different styles.
• Make one at home using your preferred whiskey and fresh lemon juice.
• Learn more about classic cocktail history and the sour family of drinks.
• Share your favorite version on social media using the hashtag #NationalWhiskeySourDay.

The day is a good opportunity to revisit a cocktail that has remained a familiar part of American drink culture for well over a century.

When Is National Whiskey Sour Day in 2026?

National Whiskey Sour Day is observed on August 25 each year.

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