This is our day guide for Sunday September 12th 2027 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 12th 2027

World Childless Week

World Childless Week

World Childless Week plays a vital role in promoting awareness, support, and understanding for individuals and couples living without children.

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International Crochet Day

International Crochet Day

Find out the dates, history and traditions of International Crochet Day.

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Day of Conception

Day of Conception

Yep, if you have a baby nine months after this holiday, you could win a prize.

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National Grandparent’s Day

National Grandparent’s Day

National Grandparent’s Day take place on the Sunday after Labor Day.

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National Chocolate Milkshake Day

National Chocolate Milkshake Day

Find out the dates, history and traditions of National Chocolate Milkshake Day

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National Day of Encouragement

National Day of Encouragement

Come on - you can do this - you can celebrate the National Day of Encouragement!

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National Video Games Day

National Video Games Day

Video Games are the form of entertainment that generates the most revenue, with many games earning more than blockbuster movies.

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Day for South-South Cooperation 

Day for South-South Cooperation 

Cooperation between developing countries in the southern hemisphere is important to each country's prosperity.

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