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Today is: August 21
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For the current year, this month includes: 668 events.
Events In September 2025
Database of events, awareness days, holidays, and promotions occurring in September of this year.
September Events
Coding Week, Ntl (US/UK): September 15-21
Weekly
Coding is essential to all computer-based applications. National Coding Week in the United States and the United Kingdom seeks to encourage young people to learn coding and other digital skills during the...
September
Democracy, Intl. Day of: September 15
Daily
International Day of Democracy occurs in all nations governed by democratic principles worldwide. The day acknowledges and honors the benefits of democracy to society and raises awareness about the vita...
September
Dot Day, Intl. (2009): September 15
Daily
International Dot Day, a global celebration of creativity, courage, and collaboration, originated when teacher Terry Shay introduced his classroom to Peter H. Reynolds’ book ‘The Dot’ on September 15, 200...
September
Freelancer Awareness Day: September 15
Daily
Madison Worldwide Advertising created freelancer Awareness Day. It serves as a reminder of the value of hiring freelancers to assist with injecting new ideas into a company, filling in shortfalls in talen...
September
Fungal Disease Awareness Week: September 1...
Weekly
RAISING AWARENESS ABOUT FUNGAL INFECTIONS: FUNGAL DISEASE AWARENESS WEEK Fungal Disease Awareness Week is an annual event to increase public awareness about fungal infections, their impact on health, and...
September
Greenpeace Day, Intl. (1971): September 15
Daily
Today marks the anniversary of the creation of Greenpeace on September 15, 1971. It is a celebration of enthusiasm for the environment and its creatures. Seventeen activists founded Greenpeace to combat o...
September
Grito de Dolores (MX)(1810): September 15
Daily
INDEPENDENCE BEGINS WITH A SHOUT EL GRITO DE DOLORES IN MEXICO Grito de Dolores is a pivotal event in Mexican history, marking the beginning of the country's struggle for independence from Spanish rule....
September
Hat Day, Felt: September 15
Daily
Felt Hat Day falls honors the transition from summer haberdashery to fall and winter wear. Today, officially retire your straw hats until next spring.
September
Hispanic Heritage Day (1821): September 15
Daily
Hispanic Heritage Day falls on September 15 and initiates National Hispanic Heritage Month. What started as Hispanic Heritage Week in 1968 was expanded to a month under President Ronald Reagan. By Augus...
September
Hispanic Heritage Month (1821): September...
Monthly
Hispanic Heritage Month celebrates the contributions of Latinos to the culture, prosperity, and history of the United States. What began as a week-long celebration became a national month with the passin...
September
Hispanic-Serving Institutions Week, Ntl.:...
Weekly
National Hispanic Serving Institutions Week celebrates the 569 HSIs in the United States and their critical role in educating and empowering Hispanic youth. It occurs annually during Hispanic Heritage Mon...
September
Independence Day (CR)(1821): September 15
Daily
On September 15, 1821, Costa Rica gained independence from Spain. Independence Day is a national holiday.
September
Independence Day (GT)(1821): September 15
Daily
On September 15, 1821, Guatemala gained independence from Spain. Independence Day is a national holiday.
September
Independence Day (HN)(1821): September 15
Daily
On September 15, 1821, Honduras gained independence from Spain. Independence Day is a national holiday.
September
Independence Day (NI)(1821): September 15
Daily
On September 15, 1821, Nicaragua gained independence from Spain. Independence Day is a national holiday.
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