Hobby days
199 days, in calendar order. Dates are for the next time each one comes around.
January
- National Science Fiction DayJan 2
- National Trivia DayJan 4
- National Screenwriters DayJan 5
- National Bobblehead DayJan 7
- National Word Nerd DayJan 9
- Houseplant Appreciation DayJan 10
- Learn Your Name in Morse Code DayJan 11
- National Sticker DayJan 13
- Organize Your Home DayJan 14
- Kid Inventors' DayJan 17
- Thesaurus DayJan 18
- National Disc Jockey DayJan 20
- National Handwriting DayJan 23
- National Geographic DayJan 27
- International LEGO DayJan 28
- National Kazoo DayJan 28
- National Puzzle DayJan 29
- National Draw a Dinosaur DayJan 30
- National Seed Swap DayJan 30
- Inspire Your Heart with Art DayJan 31
February
- Play Your Ukulele DayFeb 2
- Take Your Child to the Library DayFeb 6
- National Ballet DayFeb 7
- National Periodic Table DayFeb 7
- National Kite Flying DayFeb 8
- Read in the Bathtub DayFeb 9
- Get Out Your Guitar DayFeb 11
- Library Lovers DayFeb 14
- National Play Tennis DayFeb 23
- National Trading Card DayFeb 24
- Pokémon DayFeb 27
- National Floral Design DayFeb 28
March
- National Sportsmanship DayMar 2
- Read Across America DayMar 2
- National Dance the Waltz DayMar 4
- National Grammar DayMar 4
- National Day of UnpluggingMar 5
- Reel Film DayMar 5
- National Proofreading DayMar 8
- Mario DayMar 10
- Alfred Hitchcock DayMar 12
- National Girl Scout DayMar 12
- National Children's Craft DayMar 14
- National Write Your Story DayMar 14
- National Quilting DayMar 20
- Tolkien Reading DayMar 25
- National Science Appreciation DayMar 26
- National Scribble DayMar 27
- National Pencil DayMar 30
- National Crayon DayMar 31
April
- National Trombone Players DayApr 1
- International Children's Book DayApr 2
- National Walk to Work DayApr 2
- National Film Score DayApr 3
- Read a Road Map DayApr 5
- National Student-Athlete DayApr 6
- Draw a Picture of a Bird DayApr 8
- Trading Cards for Grown-Ups DayApr 8
- National Cherish an Antique DayApr 9
- Encourage a Young Writer DayApr 10
- Golfer's DayApr 10
- Barbershop Quartet DayApr 11
- Drop Everything and Read DayApr 12
- National Scrabble DayApr 13
- National Anime DayApr 15
- National Librarian DayApr 16
- National Haiku Poetry DayApr 17
- National Kickball DayApr 17
- Record Store DayApr 17
- National Newspaper Columnists DayApr 18
- Movie Theatre DayApr 23
- Independent Bookstore DayApr 24
- National Go Birding DayApr 24
- National Tell a Story DayApr 27
- Great Poetry Reading DayApr 28
- International Dance DayApr 29
May
- Free Comic Book DayMay 1
- Mother Goose DayMay 1
- National Homebrew DayMay 1
- National Scrapbook DayMay 1
- National Play Your Ukulele DayMay 2
- National Weather Observers DayMay 4
- Museum Lover's DayMay 5
- National Cartoonists DayMay 5
- National Space DayMay 7
- National Train DayMay 8
- Hurray for Buttons DayMay 9
- National Technology DayMay 11
- Twilight Zone DayMay 11
- Limerick DayMay 12
- National Odometer DayMay 12
- National Learn to Swim DayMay 15
- National Mushroom Hunting DayMay 17
- National Bike to Work DayMay 21
- National Buy a Musical Instrument DayMay 22
- National Solitaire DayMay 22
- Sherlock Holmes DayMay 22
- National Tap Dance DayMay 25
- National Paper Airplane DayMay 26
- National Cellophane Tape DayMay 27
- Old Time Player Piano DayMay 27
- National Road Trip DayMay 28
- National Paperclip DayMay 29
- National Creativity DayMay 30
June
- National Pen Pal DayJun 1
- Hot Air Balloon DayJun 5
- National Trails DayJun 5
- National Drive-In Movie DayJun 6
- National VCR DayJun 7
- National Ballpoint Pen DayJun 10
- National Sewing Machine DayJun 13
- National Weed Your Garden DayJun 13
- Nature Photography DayJun 15
- Go Fishing DayJun 18
- International Surfing DayJun 19
- National Watch DayJun 19
- Go Skateboarding DayJun 21
- National Typewriter DayJun 23
- Swim a Lap DayJun 24
- Color TV DayJun 25
- National Bingo DayJun 27
- Tau DayJun 28
- National Camera DayJun 29
July
- National Video Game DayJul 8
- Collector Car Appreciation DayJul 9
- Fashion DayJul 9
- All American Pet Photo DayJul 11
- Barbershop Music Appreciation DayJul 13
- Embrace Your Geekness DayJul 13
- National Tattoo DayJul 17
- International Chess DayJul 20
- Thread the Needle DayJul 25
- National Soccer DayJul 28
- Paperback Book DayJul 30
- Uncommon Instrument Awareness DayJul 31
August
- National Planner DayAug 1
- National Coloring Book DayAug 2
- National Book Lovers DayAug 9
- National Vinyl Record DayAug 12
- National Bowling DayAug 14
- National Garage Sale DayAug 14
- National Leathercraft DayAug 15
- National Thrift Shop DayAug 17
- World Photo DayAug 19
- National Radio DayAug 20
- Poet's DayAug 21
- National Knife DayAug 24
September
- World Letter Writing DaySep 1
- U.S. Bowling League DaySep 3
- National Read a Book DaySep 6
- Grandma Moses DaySep 7
- International Sudoku DaySep 9
- National Coloring DaySep 14
- Make a Hat DaySep 15
- Collect Rocks DaySep 16
- National Table Shuffleboard DaySep 17
- National Dance DaySep 18
- Miniature Golf DaySep 21
- Dear Diary DaySep 22
- Hobbit DaySep 22
- National Checkers DaySep 23
- National Comic Book DaySep 25
- National Cooking DaySep 25
- National Hunting and Fishing DaySep 25
- International Podcast DaySep 30
October
- National Golf Lovers DayOct 4
- National Chess DayOct 9
- National Cake Decorating DayOct 10
- National Mulligan DayOct 17
- International Animation DayOct 28
- National Magic DayOct 31
November
- National Author's DayNov 1
- National Easy-Bake Oven DayNov 4
- Fountain Pen DayNov 6
- National Saxophone DayNov 6
- National STEAM DayNov 8
- Go to an Art Museum DayNov 9
- Origami DayNov 11
- I Love to Write DayNov 15
- National Button DayNov 16
- National Take a Hike DayNov 17
- National Camp DayNov 19
- Play Monopoly DayNov 19
- National Pins and Needles DayNov 27
- National Square Dance DayNov 29
- National Mason Jar DayNov 30
December
- National Cookie Cutter DayDec 1
- Make a Gift DayDec 3
- National Dice DayDec 4
- National Letter Writing DayDec 7
- Dewey Decimal System DayDec 10
- Gingerbread House DayDec 12
- National Violin DayDec 13
- Bake Cookies DayDec 18
- Games DayDec 20
- National Crossword Puzzle DayDec 21
- Make Cut-Out Snowflakes DayDec 27
- National Card Playing DayDec 28
- National Short Film DayDec 28