This is our day guide for Friday August 18th 2023 which shows you at a glance what's happening on this day around the world. Using the calendar on this page, you can look at a day guide for any day. Why not look up your birthday to see which holidays you share it with?

Observances on August 18th 2023

Constitution Day

Constitution Day

Find out the dates, history and traditions of Constitution Day

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Never Give Up Day

Never Give Up Day

Find out the dates, history and traditions of Never Give Up Day.

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National Fajita Day

National Fajita Day

Those who choose to observe National Fajita Day can do so by visiting their favorite restaurant and indulging in the celebrated Mexican inspired dish.

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National Science Day

National Science Day

August 18th is National Science Day in Thailand, commemorating King Mongkut's prediction and observation of a total solar eclipse in 1868.

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National Ice Cream Pie Day

National Ice Cream Pie Day 🍨

Find out the dates, history and traditions of National Ice Cream Pie Day

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National Mail Order Catalog Day

National Mail Order Catalog Day

While the golden age of thumbing through a thick catalog may be over, printed catalogs still have a role to play.

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Hawaiian Shirt Day

Hawaiian Shirt Day

Find out the dates, history and traditions of Hawaiian Shirt Day

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National Men's Grooming Day

National Men's Grooming Day

Find out the dates, history and traditions of National Men's Grooming Day.

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National Couple's Day

National Couple's Day 💑

Find out the dates, history and traditions of National Couple's Day.

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Pinot Noir Day

Pinot Noir Day

Find out the dates, history and traditions of Pinot Noir Day

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Public Holidays on August 18th 2023

Hawaii Statehood Day

Hawaii Statehood Day

Commemorates the anniversary of the admission of Hawaii into the Union in 1959

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