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?
Holidays on September 16th 2025
Libya: Martyrs' Day
Remembers Libyans killed or exiled under Italian rule on the date of the execution of a notable resistance fighter.
Malaysia: Malaysia Day
In 1963, the former British colony of Singapore and the East Malaysian states of Sabah and Sarawak, joined the Federation of Malaya
Mexico: Independence Day
Commemorates the start of the Mexican War of Independence against Spain on September 16th 1810
Papua New Guinea: Independence Day
Commemorates the day Papua New Guinea gained its indepence from Australia in 1975
Saint Kitts and Nevis: National Heroes Day
Honours distinguished individuals for significant contributions to the nationNot a Public Holiday
Venezuela: Virgin of Coromoto
Commemorates the appearance of the Virgin Mary to local indigenous tribes near Guanare in the 16th century.Observances on September 16th 2025
USA: Anne Bradstreet Day
On the anniversary of her death in 1672, we celebrate the works of this early North American poet.
United Nations: 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.
USA: Mayflower Day
Find out the dates, history and traditions of Mayflower Day
USA: National Cinnamon Raisin Bread Day
Find out the dates, history and traditions of National Cinnamon Raisin Bread Day
United Kingdom: National Guacamole Day
A day to dip into this tasty Mexican Dip on Mexico's National Day
USA: World Play-Doh Day
Play-Doh Compound is the #1 reusable modeling compound, with over 100 million cans produced each year.
USA: National Step Family Day
National Stepfamily Day is a wonderful opportunity for stepfamilies to come together and celebrate their unique bonds.
USA: Trail of Tears Commemoration Day
The Trail of Tears was a series of forced relocations of approximately 60,000 Native Americans.September 15th 2025 | Go to Today | September 17th 2025
| Choose a Day |
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| General Information for September 16th 2025 | |
|---|---|
| There are 6 public holidays today. | |
| Day 259 of 2025 | |
| 106 days left in 2025 | |
| Week 38 of the year | |
| On this Day in History | |
| 1975 - The Cape Verde Islands, Mozambique, and Sao Tome and Principe join the United Nations. | |
| 1945 - World War II: The surrender of the Japanese troops in Hong Kong is accepted by Royal Navy Admiral Sir Cecil Harcourt. | |
| 1920 - The Wall Street bombing: a bomb in a horse wagon explodes in front of the J. P. Morgan building in New York City - 38 are killed and 400 injured. | |
| 1908 - The General Motors Corporation is founded. |
Office Holidays provides calendars with dates and information on public holidays and bank holidays in key countries around the world.
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