May 20 Holidays

National days: 23
Day of the year: 140
Days since: 110

May 20 brings 21 observances, led by World Bee Day, with National Notebook Day and National Quiche Lorraine Day offering an easy plan built around noticing nature, eating well, and staying curious.

World Bee Day

Support bee conservation by donating or purchasing from companies that work to save these crucial members of the ecosystem, or start your own bee hive.

Australia
Canada
Slovenia
and 2 more

Begin outside, with a close look

Take a notebook, a pencil, and 20 quiet minutes to a yard, balcony, park, or even a sunny sidewalk planter. Look for bees, butterflies, hummingbirds, or flowering plants, then write down three things you notice: the flower color, the insect or bird, and what it is doing. World Bee Day is a good prompt to make one useful change, such as adding a pot of thyme or dill, leaving a patch of flowers undisturbed, or buying honey from a nearby beekeeper. For background and practical ideas, check the United Nations’ World Bee Day page.

Use National Notebook Day to turn those notes into a small plan. On a fresh page, list one plant you can pick up, one spot where it will get sun, and one date to water it. If you do not have outdoor space, keep the page as a seasonal sightings log and add to it whenever you pass a planted window box or community garden.

National Notebook Day

Open up a notebook and get writing. Jot down your to-do list, journal your thoughts, make lists or even try some creative writing with good old pen and paper.

Japan
United Kingdom
United States

Make lunch feel like an occasion

For National Quiche Lorraine Day, set aside about an hour for a simple bacon, egg, and cheese quiche. A store-bought pie crust keeps the work manageable: cook the bacon, whisk eggs with milk and shredded Swiss cheese, fill the crust, and bake until the center no longer jiggles. Serve it warm with a green salad, or ask a local bakery or café if quiche is in the case. Write down the ingredient amounts as you go, a fitting nod to Weights & Measures Day.

National Quiche Lorraine Day

A shortcrust pastry, bacon, eggs, cream, milk, cheese, and a little time in the oven; that’s all it takes to make the delicious and fancy-sounding Quiche Lorraine.

United States

Settle in with something worth watching

Choose National Streaming Day for a nature documentary, a beekeeper interview, or a short film about gardens. Search your usual streaming service for “pollinators” or “bees,” then give it 45 minutes without scrolling for something else. Keep your notebook nearby and jot down one plant, habitat, or question you want to follow up on later.

National Streaming Day

Gone are the days of missing out on, or even having to record and re-watch, a favorite television show because it was on at an inconvenient time. Today’s world allows almost anything to be accessed through streaming, almost instantly, and often at just the touch of a button. National Streaming Day…

Canada
United Kingdom
United States

If you share a link or recommendation afterward, take two extra minutes for Global Accessibility Awareness Day: add useful alt text to an image, turn on captions for a clip, or describe the key information in the post itself. It is a small habit that makes your day’s discoveries easier for more people to use.

World Bee Day

Support bee conservation by donating or purchasing from companies that work to save these crucial members of the ecosystem, or start your own bee hive.

Australia
Canada
Slovenia
and 2 more

National Streaming Day

Canada
United Kingdom
United States

Weights & Measures Day

Learn about the history of weights and measures in the past, as well as how we’ve come to use the various systems of measurement we use today.

Canada
United Kingdom
United States

National Be a Millionaire Day

No, you can’t become a millionaire in a day. But by taking stock of your financial health and taking steps to improve it, you just might get there someday.

Australia
Canada
United Kingdom
and 1 more

World Product Day

Attend one of Mind the Product’s global events to learn how your business and others affect the economy, and how you can do so beneficially.

India
New Zealand
Nigeria
and 2 more

National Quiche Lorraine Day

A shortcrust pastry, bacon, eggs, cream, milk, cheese, and a little time in the oven; that’s all it takes to make the delicious and fancy-sounding Quiche Lorraine.

United States

International Clinical Trials Day

Volunteer for a clinical trial to help scientists and professionals create new products that will help society with everything from medical treatments to sunscreen.

Australia
Canada
United Kingdom
and 1 more

National Numeracy Day

Improve your numerical skills by doing some exercises, or even taking a class to get your brain working and thinking about numbers and numeracy again.

United Kingdom

Emergency Medical Services for Children Day

No parent ever wants to dial 911 for a child. But if it happens, help is ready to roll. That's why we have Emergency Medical Services for Children Day (EMSC Day). It is an annual event that focuses on emergency care for kids. We celebrate paramedics and EMTs who dedicate themselves...

United States

National Juice Slush Day

National Juice Slush Day is a celebration of a delightfully simple idea: take sweet, bright fruit juice, add ice, and turn it into a spoonable, sipable burst of cold. It’s playful and practical at the same time, the kind of treat that feels instantly refreshing whether it’s served in a...

United States

National High Heel Day

High heels are more than shoes—they’re statements. They lift not just height but mood, posture, and sometimes even confidence. National High Heel Day shines a light on this bold fashion icon. From glossy pumps to strappy stilettos, heels bring drama, style, and a little magic to every step. Whether spotted...

United States

National Women in Aerospace Day

National Women in Aerospace Day shines a light on the achievements of women in aviation and space. From pilots to engineers, women have played key roles in shaping the skies and beyond. This day celebrates their contributions and encourages more women to explore careers in this exciting field. It highlights the...

United States

National Rescue Dog Day

Wag your tail for rescue dogs! These lovable pups bring joy, loyalty, and unconditional love to every home they enter. Adopt a furry friend and experience the happiness that only a rescue dog can bring.

United States

International Academic Freedom Day

Exploring ideas without bounds, fostering intellectual liberty to ignite curiosity and shape a limitless realm of learning.

United Kingdom

National Band Director’s Day

National Band Director's Day, celebrated each year, is a special occasion to recognize the dedication and impact of band directors across the United States. These educators not only teach music but also foster creativity, discipline, and a sense of community among their students. Their relentless effort and passion for nurturing musical...

United States

International Red Sneakers Day

International Red Sneakers Day kicks off a vivid, can’t-miss ripple of red footwear that turns an everyday outfit into a conversation starter. The simple act of wearing red sneakers is meant to show support for people living with food allergies and to encourage safer, better-informed communities. The point is bigger than...

United States

National Sugarbee® Apple Day

Imagine biting into an apple so crisp and sweet it feels like nature's candy. That's the SugarBee® apple, a delightful result of a honeybee's chance encounter between a Honeycrisp blossom and an unknown apple variety. This happy accident led to an apple bursting with honeyed sweetness and a satisfying crunch. Grown...

United States

Eliza Doolittle Day

Eliza Doolittle Day springs from a playful moment in the musical My Fair Lady. In one scene, Eliza imagines a future where the king honors her with a day bearing her name. Fans embraced this idea, turning it into a real celebration. The day highlights Eliza's journey from a flower seller...

World Autoimmune Arthritis Day

Imagine waking up with aching joints, swollen fingers, and a body that feels like it’s fighting itself. That’s the daily reality for millions living with autoimmune and autoinflammatory arthritis. These conditions cause the immune system to attack healthy tissues, leading to pain and inflammation that can show up in joints, tendons...

Australia
Canada
United Kingdom
and 1 more

National Employee Health and Fitness Day

National Employee Health and Fitness Day celebrates the idea of bringing movement into the workday. It highlights why physical activity matters for people who spend hours in offices or on screens. It shows how a few simple steps—like a stretch break or a walk around the building—can recharge minds and...

United States

National Pick Strawberries Day

Juicy, red, and sweet, for many people strawberries are practically synonymous with summer. Get outside and pick your own fresh, tasty strawberries.

Canada
United Kingdom
United States

International Customer Support Day

Behind every great product or service, there's a superhero-like team of friendly helpers, ready to save the day and put a smile on your face!

Canada
United Kingdom
United States

Turn Beauty Inside Out Day

Turn Beauty Inside Out Day flips the script on beauty standards. Instead of zooming in on appearances, it spotlights kindness, creativity, and courage, the traits that shape how people move through the world and how they make others feel. At its heart, the day encourages everyone to value qualities like empathy...

United States

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Cannes Film Festival

The Cannes Film Festival is one of the most glamorous and important events in the film industry. Held annually in the beautiful city of Cannes on the French Riviera, this festival draws the biggest names in cinema, from directors to actors. The red carpet is a dazzling display of style...

France

Foster Care Fortnight

Foster Care Fortnight, an annual event in the UK, typically happens in the first two weeks of May. This initiative is driven by The Fostering Network, a leading charity that promotes foster care awareness and recruitment. The event raises awareness about the growing need for foster carers and their vital...

United Kingdom

National Vegetarian Week

National Vegetarian Week is a lively celebration that spotlights the vibrant and tasty world of vegetarianism. Organized by the Vegetarian Society, this week-long event is a time to enjoy and explore the many benefits and flavors of a plant-based lifestyle. It aims to inspire people to try new vegetarian dishes...

United Kingdom

British Sandwich Week

British Sandwich Week is a lively celebration of one of Britain's most iconic culinary creations: the sandwich. This week, sandwich lovers from all walks of life come together to indulge in the art of sandwich making and tasting. Whether it’s a classic ham and cheese or a gourmet concoction with...

United Kingdom

International Heritage Breeds Week

Support the survival of classic livestock breeds like Oberhasli goats, Wiltshire Wild Horn sheep, and Gloucester Old Spot pigs during Heritage Breeds Week.

Epilepsy Awareness Week

Epilepsy Awareness Week is a significant event held annually to highlight epilepsy's impact on millions worldwide. Taking place in May, this week-long event aims to inform and engage people in understanding this neurological condition. The goal is to dispel myths and encourage conversations about epilepsy. The purpose of epilepsy is to...

Dementia Action Week

Dementia Action Week is a key time of action. It’s time to step up your game on behalf of those who live with the disease. This event means different things while being significant to many different people. But one thing about it is the same -- it should bring us all...

Australia
United Kingdom

Be Nice to Nettles Week

Be Nice to Nettles Week is a vibrant annual event that shines a spotlight on the humble nettle plant. Celebrated in mid-May, this period encourages us to appreciate the ecological and health benefits of nettles. How to Celebrate Be Nice to Nettles Week Here are five quirky and playful ways to dive...

United Kingdom

National Safe Sun Week

National Safe Sun Week is a special time dedicated to educating people about the dangers of too much sun and how to stay safe. Held in the last week of May, right before the Memorial Day holiday, it marks the beginning of summer. This is when folks often start spending...

United States

Walk to School Week in the UK

Walk to School Week in the UK is a vibrant event encouraging kids to embrace walking as part of their daily routine. This week-long initiative highlights the benefits of walking over driving, making it an engaging and fun experience for children! How to Celebrate Walk to School Week Host a...

United Kingdom

Tracky Dack Day

Tracky Dack Day is a funny name for a serious cause. This annual event, run by TLC for Kids, encourages people to wear their favorite track pants (aka 'tracky dacks'!) to support children in hospitals! The name brings a smile, but the mission is profound. It raises awareness and funds...

Australia
New Zealand

National EMS Week

National EMS Week spotlights the dedication and expertise of emergency medical professionals. It honors those who answer the call when people are in their most vulnerable moments. The week also serves as a chance for communities to recognize and thank these professionals for the essential role they play in public...

United States

National Doughnut Week

National Doughnut Week is a fun and delightful time that invites everyone to indulge in one of the most beloved treats: doughnuts. During this week, people are encouraged to enjoy these tasty confections while also contributing to a good cause. Many bakeries across the country participate by offering special doughnuts, and...

United Kingdom

Techweek

Techweek is a vibrant festival that showcases the latest advancements in technology across various sectors. During this week, tech enthusiasts, industry leaders, and curious minds gather to explore groundbreaking ideas and innovations. From exciting demonstrations to insightful discussions, the event serves as a platform to connect people with the technologies...