June 28 National Days

June 28 is the 179th day of the year (180th in leap years) in the Gregorian calendar, leaving 186 days until the end of the year. Today’s lineup celebrates everything from ceviche and tapioca to logistics, Alaska, and even mathematical constants.

Several observances fall on fixed dates, while others—like Global Smurf Day, National Mural Day, World Sand Dune Day, and International Ragweed Day—are tied to weekends or rotating Saturdays in June.

Here’s a full overview of the 14 national and international days observed on June 28.

National and International Days on June 28

Climate-Smart Skin Awareness Day: Founded by Pour Moi Skincare in 2021, this day promotes adapting skincare to different climates. It also honors the contributions of Joseph Henry and Prasanta Mahalanobis, two scientists who explored the connection between weather and human skin. The goal is to increase awareness of how environmental conditions affect skin health and care choices.

Global Smurf Day* (Saturday closest to June 25): First celebrated in 2011 to promote The Smurfs movie, this event continues each year on the Saturday closest to June 25. Fans around the world celebrate the blue characters created by Belgian artist Peyo, dressing up, learning Smurf trivia, and recognizing their cultural impact.

International Body Piercing Day: Observed on the birthday of Jim Ward—born June 28, 1941—this day honors the pioneer of modern body piercing. Ward opened Gauntlet, the first professional piercing studio, in California in 1978. The day was created by a friend to continue his legacy and raise awareness around the history, safety, and cultural significance of body modification.

✨ Related observances include National Piercing Day on May 16 and National Tattoo Day on July 17.

International Caps Lock Day* (Also observed October 22): A humorous celebration of typing in all caps, this day encourages people to embrace the caps lock key without worry. Originally created as a parody, it’s grown into a fun observance for those who like to break from typographic norms.

International Ragweed Day* (Fourth Saturday in June): Created by the International Ragweed Society in 2011, this day raises awareness about ragweed’s spread and impact, especially as it becomes more invasive in Europe, Asia, and South America. The allergenic pollen it produces affects millions and is a growing concern due to climate change.

🌿 A related observance is National Weed Appreciation Day on March 28.

National Alaska Day: This day honors Alaska—the largest U.S. state and known as the Last Frontier. Celebrated on June 28, it recognizes Alaska’s rugged beauty, historical significance, and cultural traditions, including the Iditarod, gold rush heritage, and the Bering Land Bridge. National Alaska Day is part of a series honoring each U.S. state on its own day.

National Ceviche Day: Designated by the Peruvian government in 2008, this day celebrates ceviche—Peru’s national dish made of raw fish marinated in citrus juices. Typically featuring lime, onion, chili, and cilantro, ceviche is a symbol of coastal culinary heritage and is widely enjoyed across Latin America.

National Foodie Day: First observed in 2025, this day honors passionate food lovers who explore recipes, review restaurants, and bring people together through cuisine. Though June 28 is the most widely cited date, some also celebrate on May 9. Either way, it’s a perfect excuse to celebrate the joy of eating and sharing food.

🍽️ See also National Eat What You Want Day on May 11.

National Insurance Awareness Day: Observed annually on June 28, this day reminds people to review their insurance coverage—whether for health, home, life, or other areas. While the origin is unknown, the day encourages individuals to check policies, understand their benefits, and make updates as life changes.

National Logistics Day: Launched in 2019 by Logistics Plus Inc., this day recognizes the essential role logistics has played in trade and global development—from Marco Polo’s Silk Road to modern air cargo and container shipping. It’s a chance to appreciate the behind-the-scenes work that keeps goods moving across the world.

📦 This day complements National Supply Chain Day, celebrated in some places on April 4.

National Mural Day* (Last Saturday in June): Founded in 2025 by Viva Cuba, Inc. in Cuba, Missouri, this day honors the artists and communities that bring public spaces to life through murals. Murals are more than decoration—they tell stories, spark conversation, and reflect the soul of a place. This observance celebrates creativity, civic pride, and the power of public art to transform shared environments.

🎨 Related days include World Art Day on April 15.

National Tapioca Day: This day celebrates tapioca, a starch derived from the cassava plant. Most famous for its role in creamy tapioca pudding, it’s also used in dishes across many cultures. Though some people have mixed childhood memories of the dish’s texture, the day encourages revisiting this classic or trying new recipes like bubble tea, taho, or savory variants.

🥄 See also National Tapioca Pudding Day on July 15.

Tau Day: Celebrated on June 28 (6.28, as in 2π), this day supports the mathematical constant tau as an alternative to pi. Created by Michael Hart in 2010 alongside the launch of The Tau Manifesto, the day calls for greater use of tau (≈6.28) as the more intuitive ratio of a circle’s circumference to its radius. It’s a fun, nerdy celebration of circles and math education.

➗ A related observance Pi Day is celebrated annually on March 14.

World Sand Dune Day* (Last Saturday in June): Created in 2021 by Dynamic Dunescapes and Sands of LIFE, this international event celebrates the importance of coastal sand dunes. These fragile ecosystems support biodiversity, protect coastlines, and provide unique landscapes. In Ireland, Clean Coasts and other community organizations also participate, raising awareness and encouraging conservation.

🏖️ Environmental days like Earth Day on April 22 and World Oceans Day on June 8 share similar goals.