This is our day guide for Monday August 11th 2025 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 11th 2025

World Steelpan Day

World Steelpan Day

In 2023, the UN adopted a draft resolution for August 11 to be declared World Steelpan Day and be annually observed on the UN's calendar.

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National Presidential Joke Day

National Presidential Joke Day

This day remembers the infamous joke that President Reagan made when he thought a radio broadcast wasn't being recorded.

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National Raspberry Bombe Day

National Raspberry Bombe Day

August is a great time to make this refreshing dessert with ripe raspberries.

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Hip Hop Celebration Day

Hip Hop Celebration Day

Find out the dates, history and traditions of Hip Hop Celebration Day.

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National Bakewell Tart Day

National Bakewell Tart Day

A Bakewell Tart is small cake, covered with a top layer of icing and a single central half-cherry.

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Public Holidays on August 11th 2025

Chad Independence Day

Chad Independence Day

On 11 August 1960, Chad gained its independence from France

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Independence Day

Independence Day

Marks Quito's declaration of independence from Spain in 1809

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Spicemas

Spicemas

This Carnival in August has its roots in the Catholic Carnival observed at the start of Lent

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Mountain Day

Mountain Day

A new holiday since 2016, celebrating the nation's mountains. Mountain Day is intended is to provide “opportunities to get familiar with mountains and appreciate blessings from mountains".

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Samoan Father's Day

Samoan Father's Day

Father's Day in Samoa is a public holiday on the Monday after the second Sunday in August

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H.M. Queen Mother's Birthday

H.M. Queen Mother's Birthday

This holiday marks the birthday of the queen mother of Thailand, Queen Sirikit.

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USA Victory Day

USA Victory Day

Marks victory over Japan on August 15th 1945. State and local government offices are closed. Federal offices remain open.

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Zimbabwe Heroes' Day

Zimbabwe Heroes' Day

Honours those who gave their lives in Zimbabwe's struggle for independence

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