Day Guide for Sunday September 3rd 2023 What are the holidays on September 3rd 2023?

This is our day guide for Sunday September 3rd 2023 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 3rd 2023

International: Father's Day

First Sunday in September

Costa Rica: Day of the Black Person and Afro-Costa Rican Culture

A day to promote the contributions of the African diaspora in Costa Rica and to eliminate all forms of discrimination against people of African descent.

San Marino: Foundation Day

San Marino was founded in 301 AD by St. Marinus, a stone mason from Croatia who wanted to escape persecution by the emperor Diocletian

Senegal: Grand Magal of Touba

Commemoration of the departure in exile of Sheikh Ahmadou Bamba Mbacké to Gabon

Public sector only

Vietnam: National Day Holiday

Vietnam declares its independence, forming the Democratic Republic of Vietnam

Observances on September 3rd 2023

Taiwan: Armed Forces Day

Find out the dates, history and traditions of Armed Forces Day

United Kingdom: International Bacon Day

Find out the dates, history and traditions of International Bacon Day

USA: National Welsh Rarebit Day

It's a grilled cheese on steroids. Note - do not add steroids to the recipe.

USA: U.S. Bowling League Day

Find out the dates, history and traditions of U.S. Bowling League Day

Philippines: Yamashita surrender

Find out the dates, history and traditions of Yamashita surrender

International: World Skyscraper Day

September 3rd is the global commemorative day for skyscrapers

China: Victory Day

Commemorates the anniversary of the victory over Japan in the second world war.

United Kingdom: Merchant Navy Day

Merchant Navy Day is observed in the UK and Canada, honouring the sacrifices made during war and conflict.

Australia: National Flag Day

Commemorates the day in 1901 on which the Australian National Flag was first flown.

Belarus: Belarusian Written Language Day

Find out the dates, history and traditions of Belarusian Written Language Day

Australia: Father's Day

Father's Day is a celebration observed in many countries that honours the role of fathers and forefathers.

September 2nd 2023 | Go to Today | September 4th 2023

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General Information for September 3rd 2023
There are 5 public holidays today.
Day 246 of 2023
119 days left in 2023
Week 35 of the year
On this Day in History
1953 - The Convention of Human Rights is activated and later becomes enshrined in the European Convention of Human Rights.
1939 - Following the expiry of its 1100hrs ultimatum, Britain declares war on Germany following its invasion of Poland on 1 September and the Second World War begins.
1875 - The first official game of polo is played in Argentina after being introduced by British ranchers.
1658 - Oliver Cromwell, lord protector of England, dies (b. 1599).