Using national days in your marketing is a smart way to strengthen your brand and connect with your audience. Influencers do this all the time, celebrating together and showcasing our unique quirks. With so many national days in May, you have endless opportunities to engage your followers. Love pizza? National Pizza Party Day on the third Friday in May is perfect for sharing your favorite slices! Passionate about creativity? National Creativity Day on May 30 is calling your name.

These holidays aren’t just about fun—they can also serve serious causes. Take World Asthma Day, for instance, to spread awareness and show your followers what matters to you. Smart use of these days can enhance your brand and reveal your true colors.

By using national days in your social media strategy, you can create interesting and meaningful content that connects with your audience. It keeps your posts fresh and relevant and shows a more personal side of your brand. Celebrate the joy of laughter, the love of pizza, or raise awareness for important causes. These special days in May offer a great chance to connect with your followers on a deeper level. So, mark your calendars and get ready to make the most of May’s national days!

National Days & Awareness Days in May 2025

There are well over a hundred national days and awareness days in May. Some of these days are always celebrated on the same date, while others follow a different rule, such as the first Monday of the month. Here, we begin by providing you with all the national days in May with dates that change each year, followed by a comprehensive list of national days with fixed dates.

There are many significant national days in May with dates that vary each year, including National Fitness Day, National Teacher Appreciation Day, Mother’s Day, and National Bike to Work Day. Take a look at the complete list below:

  • Free Comic Book Day (1st Saturday in May)
  • National Play Outside Day (1st Saturday in May)
  • Join Hands Day (1st Saturday in May)
  • National Fitness Day (1st Saturday in May)
  • National Scrapbook Day (1st Saturday in May)
  • National Homebrew Day (1st Saturday in May)
  • National Bombshells’ Day (1st Saturday in May)
  • World Naked Gardening Day (1st Saturday in May)
  • Lemonade Day (NOTE: not a celebration of lemonade, but a “fun, experiential program that teaches youth how to start, own and operate their own business”) (1st Saturday in May)
  • World Laughter Day (1st Sunday in May)
  • Bloomsday Run (1st Sunday in May)
  • National Infertility Survival Day (Sunday before Mother’s Day)
  • Melanoma Monday (1st Monday in May)
  • Early May Bank Holiday (UK) (1st Monday in May)
  • World Asthma Day (1st Tuesday in May)
  • National Foster Care Day (1st Tuesday in May)
  • National Teacher Appreciation Day (Tuesday during first full week in May)
  • National Interpreter Appreciation Day (1st Wednesday in May)
  • National Skilled Trades Day (1st Wednesday in May)
  • National School Nurse Day (Wednesday of National Nurses Week)
  • National Day of Prayer (1st Thursday in May)
  • National Day of Reason (1st Thursday in May)
  • World Password Day (1st Thursday in May)
  • National Military Spouse Appreciation Day (Friday before Mother’s Day)
  • National Provider Appreciation Day (Friday before Mother’s Day)
  • National Space Day (1st Friday in May)
  • School Lunch Hero Day (1st Friday in May)
  • National Receptionists’ Day (2nd Wednesday in May)
  • National Tree Planting Day (2nd Saturday in May)
  • National Archery Day (2nd Saturday in May)
  • National Minitature Golf Day (2nd Saturday in May)
  • World Fair Trade Day (2nd Saturday in May)
  • World Migratory Bird Day (2nd Saturday in May)
  • Cornelia De Lange Syndrome Awareness Day (2nd Saturday in May)
  • National Babysitter’s Day (Saturday before Mother’s Day)
  • National Birth Mother’s Day (Saturday before Mother’s Day)
  • National Dog Mom’s Day (2nd Saturday in May)
  • National Train Day (Saturday closest to May 10)
  • Mother’s Day (2nd Sunday in May)
  • Astronomy Day (Saturday closest to the first quarter moon between mid-April and mid-May)
  • Emergency Medical Services for Children Day a.k.a. EMSC Day (Wednesday of Emergency Medical Services EMS Week)
  • National Caesar Day (Canada) (Thursday before the May long weekend)
  • National Learn to Swim Day (3rd Saturday in May)
  • National Juice Slush Day (3rd Wednesday in May)
  • National Pizza Party Day (3rd Friday in May)
  • National Endangered Species Day (3rd Friday in May)
  • Malcolm X Day (3rd Friday in May)
  • National Bike To Work Day (3rd Friday in May)
  • National Defense Transportation Day (3rd Friday in May)
  • NASCAR Day (3rd Friday in May)
  • Take Your Parents To The Playground Day (3rd Sunday in May)
  • Pentecost (50 days after Easter)
  • Victoria Day (Canada) (Last Monday preceding May 25)
  • Don’t Fry Day (Friday before Memorial Day)
  • National Cooler Day (Friday before Memorial Day)
  • National Road Trip Day (Friday before Memorial Day)
  • Memorial Day (last Monday in May)
  • National Senior Health & Fitness Day (last Wednesday in May)
  • National Sugar-Free Cocktail Day (last Friday in May)
  • Ascension Day (39 days after Easter Sunday)

May 1

  • Beltane a.k.a. Gaelic May Day festival
  • Global Love Day
  • Law Day
  • May Day
  • National Chocolate Parfait Day
  • National Loyalty Day
  • National Mother Goose Day
  • National Physician’s Day (Canada) 🇨🇦
  • Silver Star Service Banner Day
  • School Principals’ Day

May 2

May 3

  • World Press Freedom Day
  • National Chocolate Custard Day
  • National Garden Meditation Day
  • National Lumpy Rug Day
  • National Paranormal Day
  • National Raspberry Popover Day a.k.a. National Raspberry Tart Day
  • National Specially-Able Pets Day a.k.a. Disabled Pets Day
  • National Textiles Day
  • National Two Different Colored Shoes Day

May 4

  • Bird Day
  • Greenery Day a.k.a. みどりの日, Midori no Hi
  • International Firefighters’ Day
  • National Candied Orange Peel Day
  • National Orange Juice Day
  • National Renewal Day
  • National Self-Employed Day
  • National Star Wars Day
  • National Weather Observers Day

May 5

  • African World Heritage Day
  • Cinco de Mayo
  • International Day of the Midwife
  • World Portuguese Language Day
  • National Astronaut Day
  • National Bike To School Day
  • National Cartoonists Day
  • National Hoagie Day
  • National Silence the Shame Day
  • National Totally Chipotle Day

May 6

  • International No Diet Day
  • National Beverage Day
  • National Crêpe Suzette Day
  • National Nurses Day

May 7

  • International Sauvignon Blanc Day
  • National Barrier Awareness Day
  • National Packaging Design Day
  • National Paste Up Day
  • National Roast Leg of Lamb Day
  • National Tourism Day

May 8

  • International Thalassaemia Day
  • Victory In Europe Day a.k.a. V-E Day or VE Day
  • World Red Cross and Red Crescent Day
  • National Coconut Cream Pie Day
  • National Have a Coke Day
  • National Student Nurse Day

May 9

  • Europe Day
  • National Alphabet Magnet Day
  • National Butterscotch Brownie Day
  • National Home Front Heroes Day
  • National Lost Sock Memorial Day
  • National Moscato Day
  • National Sleepover Day

May 10

  • World Lupus Day
  • National Lipid Day
  • National Shrimp Day
  • National Clean Up Your Room Day

May 11

  • Eat What You Want Day
  • National Foam Rolling Day
  • National Twilight Zone Day

May 12

  • International Nurses Day
  • National Fibromyalgia Awareness Day
  • National Nutty Fudge Day
  • National Limerick Day
  • National Odometer Day
  • National Sapphire Segulah Day
  • National Third Shift Workers Day

May 13

  • International Hummus Day
  • World Cocktail Day
  • National Apple Pie Day
  • National Fruit Cocktail Day
  • National Frog Jumping Day

May 14

  • National Buttermilk Biscuit Day
  • National Dance Like a Chicken Day
  • National Decency Day
  • National Underground America Day

May 15

  • International Day of Families
  • World Whisky Day
  • Bring Flowers to Someone Day
  • National Chocolate Chip Day
  • National Nylon Stocking Day
  • Peace Officers Memorial Day

May 16

  • International Day of Light
  • International Day of Living Together in Peace
  • World Baking Day
  • Honor Our LGBT Elders Day
  • National Barbecue Day
  • National Biographer’s Day
  • National Classic Movie Day
  • National Mimosa Day
  • National Coquilles Saint Jacques Day
  • National Do Something Good for Your Neighbor Day
  • National Love a Tree Day
  • National Piercing Day
  • National Sea Monkey Day

May 17

  • World Hypertension Day
  • World Telecommunication and Information Society Day
  • National Cherry Cobbler Day
  • National Pack Rat Day
  • National Walnut Day

May 18

  • International Museum Day (IMD)
  • National Cheese Soufflé Day
  • National HIV Vaccine Awareness Day
  • National No Dirty Dishes Day
  • National Visit Your Relatives Day

May 19

  • World IBD Day
  • National Devil’s Food Cake Day
  • National May Ray Day

May 20

  • World Bee Day
  • World Metrology Day
  • National Be a Millionaire Day
  • National Quiche Lorraine Day
  • National Pick Strawberries Day
  • National Rescue Dog Day
  • National Streaming Day
  • National SugarBee® Apple Day

May 21

  • International Customer Support Day* (Third Wednesday in May)
  • International Tea Day
  • World Day for Cultural Diversity for Dialogue and Development
  • National American Red Cross Founder’s Day
  • National Memo Day
  • National Strawberries and Cream Day
  • National Waitstaff Day

May 22

  • International Biodiversity Day
  • Sherlock Holmes Day
  • World Goth Day
  • World Paloma Day
  • Harvey Milk Day
  • National Buy a Musical Instrument Day
  • National Craft Distillery Day
  • National Maritime Day
  • National Numeracy Day
  • National Solitaire Day
  • National Vanilla Pudding Day

May 23

  • International Day to End Obstetric Fistula
  • World Turtle Day
  • National Lucky Penny Day
  • National Taffy Day

May 24

  • European Day of Parks (Europe)
  • World Schizophrenia Day
  • Aviation Maintenance Technician Day
  • National Brother’s Day
  • National Escargot Day
  • National Scavenger Hunt Day
  • National Yucatan Shrimp Day

May 25

  • Africa Day
  • Geek Pride Day
  • Towel Day
  • International Missing Children’s Day
  • National Brown-Bag-It Day
  • National Missing Children’s Day
  • National Tap Dance Day
  • National Wine Day

May 26

  • National Blueberry Cheesecake Day
  • National Paper Airplane Day

May 27

  • Sunscreen Protection Day
  • National Cellophane Tape Day
  • National Grape Day
  • National Grape Popsicle Day

May 28

  • National Brisket Day
  • National Beef Burger Day
  • National Hamburger Day

May 29

  • International Day of UN Peacekeepers
  • National 529 Day
  • National Coq Au Vin Day
  • National Paperclip Day

May 30

  • Día del Arbol (Day of the Tree)
  • World Multiple Sclerosis Day
  • Loomis Day
  • National Creativity Day
  • National Hole in My Bucket Day
  • National Mint Julep Day
  • National Water a Flower Day

May 31

  • International Flight Attendant Day
  • World No Tobacco Day
  • National Autonomous Vehicle Day
  • National Save Your Hearing Day
  • National Speak in Complete Sentences Day
  • National Smile Day
  • National Macaroon Day
  • Necrotizing Fasciitis Awareness Day

National Weeks in May

  • May 4-10, 2025: National Pet Week
  • May 5-9, 2025: Teacher Appreciation Week

National Months in May

  • National Egg Month
  • National Foster Care Month
  • National Hamburger Month
  • National Mediterranean Diet Month
  • National Pet Month (USA)
  • National Physiotherapy Month
  • National Salad Month
  • National Salsa Month
  • National Strawberry Month
  • National Teen Self-Esteem Month

I hope you found what you were looking for! Let us know if you think we have missed an important holiday. If you are looking for fun national days in the upcoming months, have a look at these articles:

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National Days,

Last Update: January 14, 2025