Published holidays observed on this date.
Just for fun
Butterscotch Cinnamon Pie Day, observed on September 15, is a sweet celebration of a comforting dessert that brings together two wonderfully nostalgic flavors. Butterscotch…
Civic
Costa Rica Independence Day is observed on September 15, celebrating Costa Rica’s independence from Spanish colonial rule. The day commemorates the arrival of the news of…
Just for fun
Dot Day is observed on September 15 as a joyful celebration of creativity, courage, and self-expression. Inspired by Peter H. Reynolds’s beloved picture book *The Dot*, the…
Civic
El Salvador Independence Day is observed on September 15, celebrating the country’s independence from Spanish rule. The day honors the historic movement for freedom shared by the…
Just for fun
Felt Hat Day, observed on September 15, celebrates the timeless style, craftsmanship, and versatility of felt hats. Made from compressed fibers—often wool or fur—felt hats have…
Religious
Ganesh Chaturthi, observed on September 15, is a joyful Hindu festival celebrating the birth of Lord Ganesha, the beloved elephant-headed deity associated with wisdom,…
Awareness
Greenpeace Day, observed on September 15, celebrates the environmental organization Greenpeace and its long-standing efforts to protect the planet. The day highlights the…
Civic
Guatemala Independence Day is observed on September 15, commemorating Guatemala’s independence from Spanish colonial rule in 1821. The day honors the country’s history,…
Cultural
Hispanic Heritage Month is observed on September 15, offering an opportunity to celebrate the rich cultures, histories, and contributions of Hispanic and Latino communities. It…
Civic
Honduras Independence Day is observed on September 15, commemorating Honduras’s independence from Spanish rule in 1821. It is a meaningful national occasion that honors the…
Awareness
International Day of Democracy, observed on September 15, celebrates the values that help people shape their communities and countries. Established by the United Nations, the day…
Just for fun
Make a Hat Day, observed on September 15, invites people of all ages to explore their creativity by designing and making a hat of their own. From colorful paper creations and…
Cultural
National Africa Civility Day, observed on September 15, celebrates the importance of respect, kindness, and thoughtful communication across African communities and around the…
Just for fun
National Cheese Toast Day, observed on September 15, celebrates the simple, satisfying pleasure of crisp bread topped with melted, savory cheese. It’s a delicious reminder that a…
Just for fun
National Creme de Menthe Day, observed on September 15, celebrates the refreshing, minty liqueur known for its vibrant green color and smooth, cool flavor. Often enjoyed in…
Just for fun
National Custom Framing Day, observed on September 15, celebrates the artistry and craftsmanship behind presenting meaningful objects in the best possible way. From cherished…
Awareness
National D.A.R.E. Day, observed on September 15, recognizes the Drug Abuse Resistance Education program and its longstanding efforts to help young people make safe, healthy, and…
Just for fun
National Double Cheeseburger Day, observed on September 15, is a delicious occasion celebrating the classic double cheeseburger. With two savory beef patties, layers of melted…
Just for fun
National Google.com Day, observed on September 15, celebrates one of the world’s most familiar gateways to information. The observance recognizes Google.com and the way its…
Just for fun
National IT Professionals Day, observed on September 15, recognizes the skilled people who keep our digital world running. From managing networks and protecting data to solving…
Just for fun
National Linguine Day, observed on September 15, is a delicious opportunity to celebrate one of Italy’s most beloved pasta shapes. Linguine means “little tongues” in Italian, a…
Just for fun
National Online Learning Day, observed on September 15, celebrates the many ways digital education makes learning more accessible, flexible, and engaging. From virtual classrooms…
Awareness
National Tackle Kids Cancer Day, observed on September 15, brings attention to the challenges children and families face during a cancer diagnosis. The day highlights the…
Awareness
National Voter Registration Day, observed on September 15, is a nonpartisan occasion dedicated to helping eligible citizens register to vote and participate in the democratic…
Awareness
Respect for the Aged Day, observed on September 15, is a meaningful occasion dedicated to honoring older adults and recognizing the wisdom, experience, and contributions they…
Cultural
Shout of Dolores is observed on September 15, honoring the powerful call that helped spark Mexico’s struggle for independence. Known as the *Grito de Dolores*, it recalls the…
Cultural
World Afro Day, observed on September 15, celebrates the beauty, versatility, and cultural significance of Afro-textured hair. It is a joyful opportunity to recognize natural…
Just for fun
World Engineers Day, observed on September 15, celebrates the creativity, skill, and problem-solving that engineers bring to the world. From designing safer buildings and cleaner…
