This is our day guide for Tuesday September 23rd 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 23rd 2025

Mabon

Mabon

Find out the dates, history and traditions of Mabon

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Autumnal Equinox

Autumnal Equinox

Find out the dates, history and traditions of Autumnal Equinox

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Rosh Hashanah

Rosh Hashanah 🕎

The Jewish Holiday of Rosh Hashanah is generally known as the New Year' s Day of the Jewish calendar

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Day of Slovenian Sport

Day of Slovenian Sport

The focus of this day is to encourage Slovenians to stretch their legs and exercise

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Celebrate Bi-sexuality Day

Celebrate Bi-sexuality Day

Find out the dates, history and traditions of Celebrate Bi-sexuality Day

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National Checkers/Dogs in Politics Day

National Checkers/Dogs in Politics Day

Find out the dates, history and traditions of National Checkers/Dogs in Politics Day

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National Great American Pot Pie Day

National Great American Pot Pie Day

Find out the dates, history and traditions of National Great American Pot Pie Day

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Restless Legs Awareness Day

Restless Legs Awareness Day

Find out the dates, history and traditions of Restless Legs Awareness Day (Different sponsor from the July Weekly Observance)

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National Voter Registration Day

National Voter Registration Day

National Voter Registration Day seeks to increase civic participation by encouraging Americans to register to vote.

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International Day of Sign Languages

International Day of Sign Languages

Find out the dates, history and traditions of International Day of Sign Languages

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Public Holidays on September 23rd 2025

Blessed Rainy Day

Blessed Rainy Day

Marks the end of the monsoon and farming season and the beginning of the harvest season in Bhutan.

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Ancestors' Day

Ancestors' Day

Pchum Ben, also known as Ancestors' Day, is a Cambodian religious festival which culminates on the 15th day of the tenth month in the Khmer calendar, marking the end of the Buddhist lent

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Haryana  Heroes' Martyrdom Day

Haryana Heroes' Martyrdom Day

Honours those who have laid down their lives while safeguarding the frontiers of the nation

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Maharaja Hari Singh Birth Anniversary

Maharaja Hari Singh Birth Anniversary

Marks the birthday of the last ruling Maharaja of the princely state of Jammu and Kashmir

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Rosh Hashanah

Rosh Hashanah

The Jewish Holiday of Rosh Hashanah is generally known as the New Year' s Day of the Jewish calendar

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Autumnal Equinox Day

Autumnal Equinox Day

The Autumnal Equinox marks the day that the sun crosses over the equator from the Northern to the Southern hemisphere

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The Day Maldives Embraced Islam

The Day Maldives Embraced Islam

According to legend, the Maldives was converted to Islam in the year 1153 AD

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Saudi Arabia National Day

Saudi Arabia National Day

On September 23rd 1932, King Abdulaziz announced the unification of the country as a kingdom

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