This is our day guide for Saturday September 20th 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 September 20th 2025

World Cleanup Day

World Cleanup Day

World Cleanup Day is a civic movement, uniting 180 countries and millions of people across the world to clean up the planet. In one day.

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Oktoberfest

Oktoberfest đŸ»

Oktoberfest is held annually in Munich attracting over 5 million visitors each year.

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International Red Panda Day

International Red Panda Day

Find out the dates, history and traditions of International Red Panda Day

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International Day of University Sport

International Day of University Sport

International Day of University Sport (IDUS) is celebrated on 20 September and was officially proclaimed by the United Nations Education, Science and Culture Organisation (UNESCO).

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National Dance Day

National Dance Day

If you stumble, make it part of your dance

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Big Whopper Liar Day

Big Whopper Liar Day

Find out the dates, history and traditions of Big Whopper Liar Day

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Boys’ and Girls’ Club Day for Kids

Boys’ and Girls’ Club Day for Kids

Find out the dates, history and traditions of Boys’ and Girls’ Club Day for Kids

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International Coastal Cleanup Day

International Coastal Cleanup Day

Find out the dates, history and traditions of International Coastal Cleanup Day

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International Eat An Apple Day

International Eat An Apple Day

Find out the dates, history and traditions of International Eat An Apple Day

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Puppy Mill Awareness Day

Puppy Mill Awareness Day

A day to highlight the inhumane practice of using 'puppy mills' to supply pet stores with dogs often kept in squalid conditions.

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Responsible Dog Ownership Day

Responsible Dog Ownership Day

Find out the dates, history and traditions of Responsible Dog Ownership Day

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National Punch Day

National Punch Day

Find out the dates, history and traditions of National Punch Day

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National Gibberish Day

National Gibberish Day

Find out the dates, history and traditions of National Gibberish Day.

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National Pepperoni Pizza Day

National Pepperoni Pizza Day 🍕

Find out the dates, history and traditions of National Pepperoni Pizza Day.

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National Queso Day

National Queso Day 🧀

Celebrate the cheesy delight of National Queso Day on September 20th with dips, flavors, and fun at your favorite Tex-Mex spot or at home!

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Public Holidays on September 20th 2025

Ragamuffin War Anniversary

Ragamuffin War Anniversary

Rio Grande do Sul. Marks the start of the Ragamuffin War in 1835.

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International Children's Day

International Children's Day

The World Conference for the Well-being of Children in Geneva, Switzerland, proclaimed June 1st to be International Children's Day in 1925

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Dessalines Birthday

Dessalines Birthday

Commemorates the birth of Jean-Jacques Dessalines, Haiti's first ruler, in 1758.

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