All days A–Z
Every observance on the site, sorted by its main word (so National Pizza Day is under P).
A
- World AIDS Day Dec 1
- National Almond Day Feb 16
- America Recycles Day Nov 15
- National Animal Crackers Day Apr 18
- National Anthem Day Mar 3
- National App Day Dec 11
- National Apple Pie Day May 13
- Appreciate a Dragon Day Jan 16
- National Apricot Day Jan 9
- April Fools’ Day Apr 1
- Arabic Language Day Dec 18
- International Artist Day Oct 25
- National Aunt and Uncle Day Jul 26
- Australia Day Jan 26
- National Author’s Day Nov 1
- National Aviation Day Aug 19
- National Avocado Day Jul 31
- National Awkward Moments Day Mar 18
B
- Back to the Future Day Oct 21
- National Backward Day Jan 31
- National Bacon Day Dec 30
- Bad Poetry Day Aug 18
- National Bagel Day Jan 15
- Balloon Ascension Day Jan 9
- National Banana Bread Day Feb 23
- National Barbecue Day May 16
- World Basketball Day Dec 21
- National Bavarian Cream Pie Day Nov 27
- National Beach Day Aug 30
- National Bean Day Jan 6
- World Bee Day May 20
- National Beer Day Apr 7
- National Beer Lover’s Day Sep 7
- Benjamin Franklin Day Jan 17
- National Bicarbonate of Soda Day Dec 30
- National Bikini Day Jul 5
- Bill of Rights Day Dec 15
- National Bird Day Jan 5
- National Bittersweet Chocolate Day Jan 10
- National Bittersweet Chocolate with Almonds Day Nov 7
- National Black Cat Day Oct 27
- National Black Forest Cake Day Mar 28
- National Blueberry Muffin Day Jul 11
- National Blueberry Pancake Day Jan 28
- National Bobblehead Day Jan 7
- Bodhi Day Dec 8
- National Book Lovers Day Aug 9
- National Boss’s Day Oct 15
- Boston Tea Party Day Dec 16
- National Bouillabaisse Day Dec 14
- Boxing Day Dec 26
- National Boyfriend Day Oct 3
- World Braille Day Jan 4
- Brew a Potion Day Jan 19
- National Brownie Day Dec 8
- National Bubble Bath Day Jan 8
- Burns Night Jan 25
C
- National Cake Day Nov 26
- National Camera Day Jun 29
- National Candy Cane Day Dec 26
- National Candy Corn Day Oct 30
- National Candy Day Nov 4
- National Caramel Day Apr 5
- National Card Playing Day Dec 28
- National Carnation Day Jan 29
- National Carrot Cake Day Feb 3
- National Cat Day Oct 29
- International Cat Day Aug 8
- Cat Herders Day Dec 15
- National Catfish Day Jun 25
- National Caviar Day Jul 18
- Celebration of Life Day Jan 22
- National Cereal Day Mar 7
- National Champagne Day Dec 31
- National Checkers Day Sep 23
- National Cheese Day Jun 4
- National Cheese Doodle Day Mar 5
- National Cheese Lover’s Day Jan 20
- National Cheese Pizza Day Sep 5
- National Cheeseburger Day Sep 18
- National Cheesecake Day Jul 30
- National Cherry Cobbler Day May 17
- World Children’s Day Nov 20
- National Chocolate Cake Day Jan 27
- National Chocolate Chip Cookie Day Aug 4
- National Chocolate Chip Day May 15
- National Chocolate Covered Cherry Day Jan 3
- National Chocolate Cupcake Day Oct 18
- National Chocolate Day Oct 28
- World Chocolate Day Jul 7
- National Chocolate Ice Cream Day Jun 7
- National Chocolate Milk Day Sep 27
- National Chocolate Milkshake Day Sep 12
- National Chocolate Mint Day Feb 19
- National Chocolate Pudding Day Jun 26
- National Chocolate-Covered Anything Day Dec 16
- Christmas Card Day Dec 9
- Christmas Day Dec 25
- Christmas Eve Dec 24
- Cinco de Mayo May 5
- International Civil Aviation Day Dec 7
- National Clam Chowder Day Feb 25
- National Clean Off Your Desk Day Jan 11
- National Clean Up Your Room Day May 10
- National Cocktail Day Mar 24
- National Cocoa Day Dec 13
- National Coffee Day Sep 29
- National Color Day Oct 22
- National Comic Book Day Sep 25
- National Compliment Day Jan 24
- Computer Security Day Nov 30
- Constitution Day Sep 17
- National Cookie Day Dec 4
- National Corn Chip Day Jan 29
- National Corn on the Cob Day Jun 11
- National Cotton Candy Day Dec 7
- National Cranberry Relish Day Nov 22
- National Crayon Day Mar 31
- National Cream Puff Day Jan 2
- National Cream-Filled Donut Day Sep 14
- National Croissant Day Jan 30
- Crossword Puzzle Day Dec 21
- International Customs Day Jan 26
D
- D-Day Anniversary Jun 6
- National DNA Day Apr 25
- National Daiquiri Day Jul 19
- International Dance Day Apr 29
- National Dance Like a Chicken Day May 14
- National Dark Chocolate Day Feb 1
- Data Privacy Day Jan 28
- National Date Nut Bread Day Dec 22
- International Day of Education Jan 24
- International Day of Epidemic Preparedness Dec 27
- International Day of Peace Sep 21
- International Day of Persons with Disabilities Dec 3
- International Day of Yoga Jun 21
- International Day of the Girl Oct 11
- National Day of the Horse Dec 13
- National Dentist’s Day Mar 6
- National Dessert Day Oct 14
- National Devil’s Food Cake Day May 19
- National Deviled Egg Day Nov 2
- Dewey Decimal System Day Dec 10
- National Dice Day Dec 4
- Disc Jockey Day Jan 20
- Ditch New Year’s Resolutions Day Jan 17
- National Doctors’ Day Mar 30
- National Dog Day Aug 26
- National Donut Day (November) Nov 5
- National Dress Up Your Pet Day Jan 14
- National Drink Wine Day Feb 18
- National Drinking Straw Day Jan 3
- National Dumpling Day Sep 26
E
- Earth Day Apr 22
- Earth’s Rotation Day Jan 8
- National Eat What You Want Day May 11
- National Eat Your Vegetables Day Jun 17
- National Eat a Peach Day Aug 22
- National Eat a Red Apple Day Dec 1
- National Egg Day Jun 3
- National Eggnog Day Dec 24
- National Eggs Benedict Day Apr 16
- Electronic Greetings Day Nov 29
- World Elephant Day Aug 12
- National Emo Day Dec 19
- World Emoji Day Jul 17
- National English Toffee Day Jan 8
- World Environment Day Jun 5
- National Espresso Day Nov 23
- Evaluate Your Life Day Oct 19
F
- Falling Needles Family Fest Day Dec 30
- Global Family Day Jan 1
- National Farmer’s Day Oct 12
- National Fast Food Day Nov 16
- Feast of Our Lady of Guadalupe Dec 12
- Feast of the Immaculate Conception Dec 8
- Feast of the Seven Fishes Dec 24
- Festival of Sleep Day Jan 3
- Festivus Dec 23
- National Find a Rainbow Day Apr 3
- Flag Day Jun 14
- Forefathers’ Day Dec 22
- National Frappe Day Oct 7
- Fred Korematsu Day Jan 30
- World Freedom Day Nov 9
- National French Bread Day Mar 21
- National French Dip Day Nov 12
- National French Fry Day Jul 13
- National French Toast Day Nov 28
- National Fresh Breath Day Aug 6
- National Fried Chicken Day Jul 6
- National Fried Clam Day Jul 3
- National Fritters Day Dec 2
- National Frozen Yogurt Day Feb 6
- National Fruitcake Day Dec 27
- National Fudge Day Jun 16
G
- Galentine’s Day Feb 13
- National Garlic Day Apr 19
- National Gingerbread Cookie Day Nov 21
- National Gingerbread House Day Dec 12
- National Girlfriends Day Aug 1
- National Give Something Away Day Jul 15
- National Go Caroling Day Dec 20
- National Go Fishing Day Jun 18
- National Good Neighbor Day Sep 28
- National Good Samaritan Day Mar 13
- National Goof Off Day Mar 22
- National Grammar Day Mar 4
- National Granola Bar Day Jan 21
- National Grilled Cheese Day Apr 12
- Groundhog Day Feb 2
- National Guacamole Day Sep 16
- National Gyro Day Sep 1
H
- National Haiku Poetry Day Apr 17
- Halloween Oct 31
- National Hamburger Day May 28
- National Hammock Day Jul 22
- Global Handwashing Day Oct 15
- National Handwriting Day Jan 23
- National Hard Candy Day Dec 19
- National Hat Day Jan 15
- Hogmanay Dec 31
- International Holocaust Remembrance Day Jan 27
- Holy Innocents’ Day Dec 28
- National Homemade Soup Day Feb 4
- National Honesty Day Apr 30
- National Hot Chocolate Day Jan 31
- National Hot Fudge Sundae Day Jul 25
- National Hot Pastrami Sandwich Day Jan 14
- National Hot Sauce Day Jan 22
- National Hot Tea Day Jan 12
- International Hot and Spicy Food Day Jan 16
- National Houseplant Appreciation Day Jan 10
- National Hugging Day Jan 21
- Human Rights Day Dec 10
- International Human Solidarity Day Dec 20
- National Human Trafficking Awareness Day Jan 11
I
- National Ice Cream Sandwich Day Aug 2
- National Iced Tea Day Jun 10
- Ides of March Mar 15
- National Inane Answering Message Day Jan 30
- Independence Day Jul 4
- Inspire Your Heart with Art Day Jan 31
- National Insurance Awareness Day Jun 28
- World Introvert Day Jan 2
- National Inventors’ Day Feb 11
- National Irish Coffee Day Jan 25
J
- National Joe Day Mar 27
- Johnny Appleseed Day Mar 11
- Juneteenth Jun 19
- National Junk Food Day Jul 21
- National Just Because Day Aug 27
K
- National Kazoo Day Jan 28
- National Kid Inventors’ Day Jan 17
- National Kindergarten Day Apr 21
- World Kindness Day Nov 13
- National Kiss and Make Up Day Aug 25
- National Kite Flying Day Feb 8
- Korean American Day Jan 13
- National Korean War Veterans Armistice Day Jul 27
- Kwanzaa (begins) Dec 26
L
- Las Posadas (begins) Dec 16
- National Lasagna Day Jul 29
- National Law Enforcement Appreciation Day Jan 9
- Leap Day Feb 29
- Learn Your Name in Sign Language Day Jan 11
- International Left-Handers Day Aug 13
- Leif Erikson Day Oct 9
- National Limerick Day May 12
- Lincoln’s Birthday Feb 12
- National Linguine Day Sep 15
- International Literacy Day Sep 8
- National Llama Day Dec 9
- National Look-Alike Day Apr 20
- National Lost Sock Memorial Day May 9
- National Love Your Pet Day Feb 20
- Loving Day Jun 12
M
- National Mac and Cheese Day Jul 14
- Makar Sankranti Jan 14
- Make Cut-Out Snowflakes Day Dec 27
- National Make a Gift Day Dec 3
- National Maple Syrup Day Dec 17
- National Margarita Day Feb 22
- National Maritime Day May 22
- Martin Luther King Jr. Day Jan 18
- National Marzipan Day Jan 12
- May Day May 1
- Measure Your Feet Day Jan 23
- National Meatball Day Mar 9
- National Medal of Honor Day Mar 25
- International Men’s Day Nov 19
- World Mental Health Day Oct 10
- National Microwave Oven Day Dec 6
- International Migrants Day Dec 18
- National Milk Chocolate Day Jul 28
- National Milk Day Jan 11
- National Miners Day Dec 6
- National Mint Julep Day May 30
- Mole Day Oct 23
- Monkey Day Dec 14
- National Moon Day Jul 20
- More Herbs, Less Salt Day Aug 29
- International Mountain Day Dec 11
- International Museum Day May 18
- National Mutt Day Dec 2
N
- National Nachos Day Nov 6
- National Name Your Car Day Oct 2
- Nature Photography Day Jun 15
- National Navajo Code Talkers Day Aug 14
- New Year’s Day Jan 1
- New Year’s Eve Dec 31
- No L Day Dec 25
- Nobel Prize Day Dec 10
- National Noodle Day Oct 6
- National Nothing Day Jan 16
- National Nurses Day May 6
O
- National Oatmeal Muffin Day Dec 19
- World Oceans Day Jun 8
- Old Rock Day Jan 7
- National Onion Rings Day Jun 22
- National Opposite Day Jan 25
- Orthodox Christmas Jan 7
- National Oyster Day Aug 5
P
- National Pack Your Lunch Day Mar 10
- National Panda Day Mar 16
- National Paper Airplane Day May 26
- National Paperclip Day May 29
- National Paranormal Day May 3
- National Parfait Day Nov 25
- National Pasta Day Oct 17
- National Pastry Day Dec 9
- Patriot Day Sep 11
- National Peanut Butter Day Jan 24
- National Peanut Butter and Jelly Day Apr 2
- National Pearl Harbor Remembrance Day Dec 7
- National Pecan Day Apr 14
- National Peking Duck Day Jan 18
- Penguin Awareness Day Jan 20
- National Pepper Pot Day Dec 29
- National Pepperoni Pizza Day Sep 20
- National Pet Day Apr 11
- National Pfeffernüsse Day Dec 23
- National Pharmacist Day Jan 12
- Pi Day Mar 14
- National Pickle Day Nov 14
- National Picnic Day Apr 23
- National Pie Day Jan 23
- National Pierogi Day Oct 8
- National Pig Day Mar 1
- National Pigs in a Blanket Day Apr 24
- National Pina Colada Day Jul 10
- National Pink Day Jun 23
- National Pistachio Day Feb 26
- National Pizza Day Feb 9
- National Plant a Flower Day Mar 12
- Pledge of Allegiance Day Dec 28
- International Podcast Day Sep 30
- National Poinsettia Day Dec 12
- International Polar Bear Day Feb 27
- Polar Bear Plunge Day Jan 1
- National Polka Dot Day Jan 22
- Pongal Jan 15
- National Popcorn Day Jan 19
- Positive Thinking Day Sep 13
- National Postal Worker Day Jul 1
- National Poultry Day Mar 19
- National Pralines Day Jun 24
- National Pretzel Day Apr 26
- National Princess Day Nov 18
- Public Domain Day Jan 1
- National Pumpkin Day Oct 26
- National Pumpkin Pie Day Dec 25
- National Punctuation Day Sep 24
- National Puppy Day Mar 23
- National Purple Heart Day Aug 7
- National Puzzle Day Jan 29
R
- National Radio Day Aug 20
- National Random Acts of Kindness Day Feb 17
- Ratification Day Jan 14
- National Ravioli Day Mar 20
- Read Across America Day Mar 2
- National Read a Book Day Sep 6
- National Red Wine Day Aug 28
- World Refugee Day Jun 20
- National Relaxation Day Aug 15
- Religious Freedom Day Jan 16
- National Repeal Day Dec 5
- Roast Chestnuts Day Dec 14
- National Roast Leg of Lamb Day May 7
- National Rocky Road Day Jun 2
- National Roof Over Your Head Day Dec 3
- National Roots Day Dec 23
- Rosa Parks Day Dec 1
- National Rubber Ducky Day Jan 13
S
- National S’mores Day Aug 10
- National STEM Day Nov 8
- National Sandwich Day Nov 3
- National Sangria Day Dec 20
- National Sardines Day Nov 24
- Saturnalia Dec 17
- Save the Eagles Day Jan 10
- National Say Something Nice Day Jun 1
- National Scavenger Hunt Day May 24
- National Science Fiction Day Jan 2
- National Scrabble Day Apr 13
- National Send a Card to a Friend Day Feb 7
- National Senior Citizens Day Aug 21
- National Sewing Machine Day Jun 13
- National Short Girl Appreciation Day Dec 22
- National Shortbread Day Jan 6
- National Siblings Day Apr 10
- National Simplicity Day Jul 12
- Singles Awareness Day Feb 15
- National Skyscraper Day Sep 3
- International Sloth Day Oct 20
- National Smile Day May 31
- World Snake Day Jul 16
- Social Media Day Jun 30
- National Sock Day Dec 4
- World Soil Day Dec 5
- National Son and Daughter Day Aug 11
- National Spaghetti Day Jan 4
- National Special Education Day Dec 2
- National Spinach Day Mar 26
- National Sponge Cake Day Aug 23
- National Spouses Day Jan 26
- National Squirrel Appreciation Day Jan 21
- St. Lucia Day Dec 13
- St. Nicholas Day Dec 6
- St. Patrick’s Day Mar 17
- St. Stephen’s Day Dec 26
- Star Wars Day May 4
- National Static Electricity Day Jan 9
- National Sticker Day Jan 13
- National Sticky Bun Day Feb 21
- National Strawberry Rhubarb Pie Day Jun 9
- National Sugar Cookie Day Jul 9
- National Sunglasses Day Jun 27
- National Sunscreen Day May 27
- National Superhero Day Apr 28
T
- National TV Dinner Day Sep 10
- National Taco Day Oct 4
- National Take a Hike Day Nov 17
- International Talk Like a Pirate Day Sep 19
- National Tartan Day Apr 6
- Tax Day Apr 15
- International Tea Day Dec 15
- World Teachers’ Day Oct 5
- National Teddy Bear Day Sep 9
- National Tell a Joke Day Aug 16
- National Tell a Story Day Apr 27
- National Tempura Day Jan 7
- National Tequila Day Jul 24
- Texas Admission Day Dec 29
- National Thesaurus Day Jan 18
- Thomas Crapper Day Jan 27
- Three Kings Day Jan 6
- National Thrift Shop Day Aug 17
- Tick Tock Day Dec 29
- National Tin Can Day Jan 19
- National Tooth Fairy Day Feb 28
- National Tortilla Chip Day Feb 24
- National Trail Mix Day Aug 31
- National Train Your Brain Day Oct 13
- National Trivia Day Jan 4
- National Truffle Day May 2
- World Turtle Day May 23
- Twelfth Night Jan 5
- National Twin Day Dec 18
U
- U.S. Marine Corps Birthday Nov 10
- World UFO Day Jul 2
- UNICEF Day Dec 11
- National Ugly Christmas Sweater Day Dec 18
- National Umbrella Day Feb 10
- National Unicorn Day Apr 9
- United Nations Day Oct 24
V
- V-J Day Sep 2
- Valentine’s Day Feb 14
- National Vanilla Ice Cream Day Jul 23
- World Vegetarian Day Oct 1
- Veterans Day Nov 11
- Victory in Europe Day May 8
- National Video Game Day Jul 8
- National Vietnam War Veterans Day Mar 29
- National Vitamin C Day Apr 4
- International Volunteer Day Dec 5
W
- National Waffle Day Aug 24
- National Waitstaff Day May 21
- National Watermelon Day Aug 3
- National Weatherperson’s Day Feb 5
- National Whipped Cream Day Jan 5
- National White Chocolate Day Sep 22
- Wikipedia Day Jan 15
- National Wildlife Day Sep 4
- National Wine Day May 25
- National Winnie the Pooh Day Jan 18
- Winter Solstice Dec 21
- International Women’s Day Mar 8
- Wright Brothers Day Dec 17
Y
- Yule Dec 21
Z
- National Zoo Lovers Day Apr 8