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 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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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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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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National Queso Day đ§
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
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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