Day Guide for Thursday September 3rd 2026 What are the holidays on September 3rd 2026?

This is our day guide for Thursday September 3rd 2026 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 2026

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

Observances on September 3rd 2026

United Kingdom: International Cabernet Day

If you missed Cabernet Sauvignon Day on August 30th, not to worry - Cabernet Day usually takes place just a few days later.

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.

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General Information for September 3rd 2026
There are 1 public holidays today.
Day 246 of 2026
119 days left in 2026
Week 36 of the year
On this Day in History
1971 - Qatar becomes an independent state.
1778 - American Revolution: First Battle of Ushant - British and French fleets fight to a standoff.
1260 - The Mamluks defeat the Mongols at the Battle of Ain Jalut in Palestine, marking their first decisive defeat and the point of maximum expansion of the Mongol Empire.
590 - Consecration of Pope Gregory I (Gregory the Great).