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
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
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 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
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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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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