Here are the days to celebrate during Week 21 of 2026.
Sunday May 17, 2026
International Child Helpline Day
International Day Against Homophobia, Biphobia And Transphobia
International Minecraft Day
National Cherry Cobbler Day
National Graduation Tassel Day
National Mushroom Hunting Day
National Pack Rat Day
National Pinkfix Day
National Walnut Day
Pack Rat Day
Pinot Grigio Day
World Hypertension Day
World Information Society Day
World Neurofibromatosis Awareness Day
Monday May 18, 2026
Hot Wheels Day
I Love Reese’s Day
International Museum Day
Mother Whistler Day
National Cheese Souffle Day
National HIV Vaccine Awareness Day
National No Dirty Dishes Day
National Speech Pathologist Day
National Visit Your Relatives Day
Theology Day
World Aids Vaccine Day
Tuesday May 19, 2026
Celebrate Your Elected Officials Day
National Asian And Pacific Islander Hiv/Aids Awareness Day
National Barber Mental Health Awareness Day
National Devil’s Food Cake Day
National Hepatitis Testing Day
National May Ray Day
National Mechanical Dry Eye Day
Plant Something Day
World Family Doctor Day
World IBD Day
Wednesday May 20, 2026
Eliza Doolittle Day
Flower Day
International Clinical Trials Day
International Red Sneakers Day
It’s A Wonderful World Day
National Band Director’s Day
National Be A Millionaire Day
National High Heels Day
National Pick Strawberries Day
National Psychometrist Day
National Quiche Lorraine Day
National Rescue Dog Day
National Streaming Day
National Women In Aerospace Day
Weights & Measures Day
World Autoimmune Arthritis Day
World Bee Day
World Metrology Day
Thursday May 21, 2026
Eat More Fruits And Vegetables Day
I Need A Patch For That Day
International Tea Day
National American Red Cross Founder’s Day
National Memo Day
National Strawberries And Cream Day
National Talk Like Yoda Day
National Waitstaff Day
Rapture And Judgment Day Party Day
Sister Maria Hummel Day
World Day For Cultural Diversity For Dialogue And Development
World Meditation Day
Friday May 22, 2026
Bitcoin Pizza Day
Canadian Immigrants Day
Harvey Milk Day
International Being You Day
International Day For Biological Diversity
International Sherlock Holmes Day
National Boss Babes Day
National Buy A Musical Instrument Day
National Craft Distillery Day
National Maritime Day
National Solitaire Day
National Vanilla Pudding Day
World Goth Day
World Paloma Day
World Preeclampsia Day
Saturday May 23, 2026
International Day To End Obstetric Fistula
National Drinking With Chickens Day
National Lucky Penny Day
National Medical Coder Day
National Taffy Day
World Turtle Day
