Tuesday 16th September 2025 | There is a Day for that!

This is our day guide for Tuesday September 16th 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 16th 2025

National Guacamole Day

Food
International

A day to dip into this tasty Mexican Dip on Mexico's National Day

Anne Bradstreet Day

Arts
USA

On the anniversary of her death in 1672, we celebrate the works of this early North American poet.

Mayflower Day

History
USA

Find out the dates, history and traditions of Mayflower Day

National Cinnamon Raisin Bread Day

Food
USA

Find out the dates, history and traditions of National Cinnamon Raisin Bread Day

World Play-Doh Day

General
USA

Play-Doh Compound is the #1 reusable modeling compound, with over 100 million cans produced each year.

National Step Family Day

Family
USA

National Stepfamily Day is a wonderful opportunity for stepfamilies to come together and celebrate their unique bonds.

Trail of Tears Commemoration Day

History
USA

The Trail of Tears was a series of forced relocations of approximately 60,000 Native Americans.

International Day for the Preservation of the Ozone Layer

The ozone layer, a fragile shield of gas, protects the Earth from the harmful portion of the rays of the sun, thus helping preserve life on the planet.