September 18 2025 Holidays

National Cheeseburger Day

There are many ways to make a cheeseburger. Try something new and exciting like a Reuben Cheeseburger, or get a classic at your favorite restaurant or drive-thru.

• Australia
• Canada
• United Kingdom
• +1and 1 more

Read An Ebook Day

Get lost in the world of a book, whether new or an old favorite, without the hassle of lugging it around, holding it up, or damaging it. That’s right, read an eBook!

• International

International Equal Pay Day

International Equal Pay Day is a special day marked each year on September 18. This day highlights the need for equal pay for everyone, no matter their gender. It aims to draw attention to the ongoing wage differences between the genders and advocate for fair pay across all fields of...

• Australia
• Canada
• International
• +2and 2 more

World Water Monitoring Day

Grab a testing kit from your local hardware store, and make sure your water is safe. Check any pools for chemical levels, and check your drinking water.

• Australia
• Canada
• India
• +3and 3 more

Rice Krispies Treats Day

A simple and delicious dessert or snack to enjoy, Rice Krispies Treats Day celebrates everything that has to do with this crunchy, tasty, marshmallow delight! History of Rice Krispies Treats Day A cereal made by the Kellogg’s Company, Rice Krispies appeared on the market in the United States in 1928...

• Australia
• Canada
• United Kingdom
• +1and 1 more

National Day of Civic Hacking

Hack your city! Civic hacking is a fun way to engage with your community and help make your city a better place to live.

• Australia
• Canada
• United Kingdom
• +1and 1 more

Global Company Culture Day

Global Company Culture Day, celebrated on September 18th each year, spotlights workplace culture's vital role in enhancing employee productivity and happiness. Today, organizations worldwide assess and enrich their cultural dynamics, aiming to create environments where employees excel and enjoy their work. This observance reminds us of the importance of nurturing...

• International

Purple Bra Day

Have you seen people wearing purple bras over their clothes today? It’s Purple Bra Day! This quirky event raises awareness for breast cancer with style and fun. Strut your stuff in a purple bra, join the conversation, and support the cause. Purple Bra Day is a vibrant event that grabs attention...

• Australia

Hug A Greeting Card Writer Day

Appreciate the creativity and positivity of those master word crafters who write the cards that tell others how we feel. Give a greeting card writer a hug!

• Canada
• United Kingdom
• United States

National Ceiling Fan Day

Whirling air companions, quietly refreshing spaces, their rhythmic dance embraces comfort with silent efficiency and style.

• United States

National HIV/AIDS and Aging Awareness Day

National HIV/AIDS and Aging Awareness Day brings attention to the growing number of older adults living with HIV. This day highlights how advances in treatment have enabled many to live longer and healthier lives. With over half of those living with HIV in the U.S. now aged 50 or older...

• United States

National Cartonnage Day

National Cartonnage Day celebrates a charming craft where cardboard meets fabric to create beautiful boxes. It highlights hands-on artistry, letting people transform simple materials into personal treasures. Enthusiasts call it relaxing and rewarding; the craft supports concentration and sparks joy. Makers gather with glue, fabric scraps, and boards to share...

• United States

National First Love Day

Let nostalgia take hold of you and remember all the joys and pains of your first love. If you’re on good terms, maybe get in touch with that person.

• Canada
• United Kingdom
• United States

National Pawpaw Day

National Pawpaw Day celebrates a fruit many people have never heard of but won’t forget once they’ve tasted it. The pawpaw hides in quiet groves and along riverbanks, often mistaken for something tropical. Its smooth, green skin covers a soft, golden inside that tastes like banana, mango, and vanilla rolled...

• United States

National Report Kickback Fraud Day

National Report Kickback Fraud Day spotlights a hidden problem: secret payments that twist public deals. These under-the-table exchanges, often between contractors and officials, can drain billions from government funds. Imagine a company winning a contract not because it's the best choice, but because it slipped someone a bribe. That’s kickback...

Chiropractic Founders Day

Chiropractic Founders Day marks the moment when the first spinal adjustment opened a new path in health care. This day honors the event when D.D. Palmer restored a man’s hearing by adjusting his spine. It sparks interest in how a simple, hands-on approach reshaped ideas about healing. Many people today...

• United States

World Bamboo Day

Discover the versatility and sustainability of a plant that offers strength, beauty, and eco-friendly solutions for various industries.

• International

National Respect Day

Pay attention to your loved ones, and make a point of treating everyone with due respect…and yeah, maybe also play Aretha Franklin’s “Respect” on repeat.

• United States

U.S. Air Force Day

A symbol of dedication and strength, this aerial defense team safeguards the skies, enabling freedom and security for the nation.

• Australia
• Canada
• United Kingdom
• +1and 1 more

Chile’s Independence Day

Chile's Independence Day is a time of national pride and celebration. It marks the moment when Chileans came together to forge their path, breaking free from colonial rule. This day symbolizes the country's strength and unity. Families, friends, and communities unite to honor the courage that led to their freedom...

• Argentina
• Chile
• United States

National Inclusion Week

Embracing diversity in all its forms, and fostering environments where every individual feels valued and heard.

• United Kingdom

National Neonatal Nurses Week 

Providing compassionate care to newborns and support for families, these healthcare heroes play a crucial role in healthcare.

• United States

Rtveli

Rtveli is a vibrant grape harvest festival celebrated across Georgia. It is a joyful blend of hard work and celebration. It's a time when people unite to collect the fruits of their labor and honor the cultural heritage of winemaking that has been cherished for generations. The festival extends beyond...

• Georgia

Heritage Open Days

Heritage Open Days is a vibrant celebration of England's rich cultural and historical tapestry. Held annually, this festival allows people to explore hidden gems and experience new activities, all free of charge. Volunteers and organizations across the country open their doors, offering unique insights into the nation's heritage. This event...

• United Kingdom

National Jeans for Genes Day

National Jeans for Genes Day brings communities together for a common cause. People wear jeans to raise awareness about genetic disorders, and the day focuses on the struggles and stories of those affected. By simply wearing jeans, participants can show support and solidarity with the cause. This small gesture has...

• United Kingdom

Fiesta de San Pacho

Fiesta de San Pacho is a vibrant celebration that fills the streets of Quibdó with music, dance, and color. The festival honors Saint Francis of Assisi, blending Catholic traditions with Afro-Colombian culture uniquely and joyfully. As the day unfolds, the city becomes a stage where people showcase their rich heritage...

• Colombia

Hispanic Heritage Month

Join an event, forum, or exhibition for Hispanic Heritage Month, and appreciate the art, history, and cultural offerings of this rich and expansive heritage.

• United States

National Forensic Science Week

Unraveling mysteries, forensic science unveils hidden truths, deciphering clues to reconstruct events and solve puzzles.

• United States

National Drive Electric Month

While the gasoline car has certainly been the most popular in automobile history, many people don’t realize that some of the first cars invented ran on electric power! Experimental prototypes of these cars showed up in Europe in the 1830s, and the first viable option may have been in 1890...

• Canada
• Mexico
• United States

Sexual Health Week

Sexual Health Week is an exciting event designed to raise awareness about the importance of sexual well-being. During this time, many organizations focus on educating the public about various aspects of sexual health. The celebration aims to provide comprehensive information about sexual health, which includes understanding risks, managing diseases, and...

• United Kingdom

Biscuits and Gravy Week

National Biscuits and Gravy Week offers a perfect opportunity for lovers of this delicious dish to pay it some well-deserved respect, or for some of the more inexperienced to learn more and discover some new flavors! History of National Day A decidedly American dish, biscuits and gravy are believed to have...

• United States

National Coding Week

National Coding Week is a time to celebrate and explore the world of coding. It brings people of all ages together to discover the creative and problem-solving power of programming. The week focuses on the skills needed in today’s digital world. It's an opportunity to unlock potential and encourage everyone...

• United Kingdom
• United States

Semana de la Chilenidad

Semana de la Chilenidad is a vibrant celebration of Chile's rich culture and traditions. This special week highlights the nation's love for its roots, bringing together people from all walks of life. Everywhere you look, you’ll find joyful expressions of national pride. The streets are filled with music, traditional dances...

• Chile

Healthcare Environmental Services Week

Healthcare Environmental Services Week honors the crucial role of EVS professionals in keeping healthcare spaces clean and safe. These skilled workers use careful cleaning and disinfection to stop harmful pathogens. Their efforts help prevent infections that could harm patients, families, and staff. This week highlights their daily dedication, commitment, and...

• United States

Housekeepers Week

Housekeeping is tough and often thankless work, so make sure to give a big thank-you and even a small gift to the housekeepers who keep hotels and the like clean.

Thinking of You Week

Surprising a loved one with heartfelt words in the mail can uplift spirits and remind them they're cherished beyond measure.

• Australia
• United Kingdom
• United States

National Parent Teacher Home Visits Week

Building bridges through educator and family interactions, strengthening support networks to nurture student growth and achievement.

Professional Care Workers’ Week

Dedicated to aiding, professional care workers uplift lives through compassion, ensuring well-being in every interaction.

• United Kingdom

National Construction Appreciation Week 

While construction workers have sometimes gotten a bad rap for being a bit rough around the edges, this is the industry that builds the nation's cities and towns from the ground up. With a whopping 8 million employees in the construction industry throughout the United States, this is a sector...

• United States

World Mitochondrial Disease Week

Mitochondrial diseases are a group of rare genetic disorders that impact the way the mitochondria in a person’s cells produce energy. While there is currently no cure for this range of conditions, the hope is that raising awareness and improving support will help provide care for those who need it...

Small Pet Rodent Awareness Week 

Embracing a tiny companion, discover joy in caring for a pocket-sized friend, adding warmth to daily life.

National Suicide Prevention Month

Take time to reach out to loved ones and even yourself, and learn the warning signs and behaviors in order to prevent a tragic and pointless death by suicide.

Read A New Book Month

Trade books with friends, join a book club, donate old books, and pick up new books to get lost in whole new worlds between the pages of a brand new tome.

National Childhood Obesity Awareness Month

In the face of a growing health concern among our youth, society's nurturing role becomes increasingly vital for a healthier future generation.

• United States

National Recovery Month

The journey to reclaiming lives, marked by resilience and transformation, where individuals find strength amidst adversity to rediscover their inner light.

• United States