Day Guide for Monday August 11th 2025 What are the holidays on August 11th 2025?

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?

Holidays on August 11th 2025

Chad: Independence Day

On 11 August 1960, Chad gained its independence from France

Ecuador: Independence Day

Marks Quito's declaration of independence from Spain in 1809

Grenada: Carnival Monday

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

Japan: 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".

Samoa: Father's Day

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

Thailand: H.M. Queen Mother's Birthday Holiday

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

Public sector only

USA (regional): Victory Day

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

Zimbabwe: Heroes' Day

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

Observances on August 11th 2025

USA: National Presidential Joke Day

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

USA: National Raspberry Bombe Day

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

USA: National Bakewell Tart Day

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

USA: Hip Hop Celebration Day

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

International: 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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General Information for August 11th 2025
There are 8 public holidays today.
Day 223 of 2025
142 days left in 2025
Week 33 of the year
On this Day in History
2003 - NATO takes over command of the peacekeeping force in Afghanistan, marking its first major operation outside Europe in its 54-year-history.
1952 - Hussein bin Talal is proclaimed King of Jordan.
1920 - The Latvian–Soviet Peace Treaty, which relinquished Russia's authority and pretenses to Latvia, is signed, ending the Latvian War of Independence.
1675 - Franco-Dutch War: forces of the Holy Roman Empire defeat the French in the Battle of Konzer Brücke.