This is our day guide for Sunday October 5th 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 October 5th 2025

World Teachers Day

World Teachers Day 👩‍🏫

World Teachers' Day has been celebrated every year on 5 October since 1994 with the aim of recognising the work and value of education professionals around the world.

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Energy Efficiency Day

Energy Efficiency Day

On Energy Efficiency Day - Save Money. Cut Carbon. Breathe Easier.

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National Apple Betty Day

National Apple Betty Day

Find out the dates, history and traditions of National Apple Betty Day

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National Do Something Nice Day

National Do Something Nice Day

Find out the dates, history and traditions of National Do Something Nice Day

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National Get Funky Day

National Get Funky Day

Find out the dates, history and traditions of National Get Funky Day

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National Rhode Island Day

National Rhode Island Day

Find out the dates, history and traditions of National Rhode Island Day

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Public Holidays on October 5th 2025

Chinese National Day

Chinese National Day

The People's Republic of China was founded on October 1st 1949 with a ceremony at Tian'anmen Square.

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Full Moon Day of Thadingyut

Full Moon Day of Thadingyut

The Festival of Lights marks the end of the perod of Buddhist lent

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Portugal Republic Day

Portugal Republic Day

Commemorates the establishment of a republican form of government in 1910

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Chuseok

Chuseok

Chuseok, the Harvest Moon Festival is one of Korea's most cherished holidays

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Vanuatu Constitution Day

Vanuatu Constitution Day

Commemorates the signing of the Constitution of Vanuatu that took place on October 5th 1979

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