Holidays and Observances in October

National days to celebrate this month

October Calendar

The Spruce / Margot Cavin

October is best known for its Halloween festivities, but it's also a month loaded with national and global celebrations. In addition to spooky revelry, October's schedule includes multiple days on the topic of bullying awareness. It also has days that encourage pasta-lovers to rejoice, celebrate science and nature, pay tribute to teachers, and more.

Here are the holidays and other observances to celebrate in October.

October Daily Holidays and Observances

October 1

October 2

October 3

  • Butterfly and Hummingbird Day
  • "Mean Girls" Day
  • National Techies Day

October 4

October 5

October 6

October 7

October 8

  • National Pierogi Day
  • World Octopus Day

October 9

October 10

October 11

October 12

October 13

October 14

  • National Dessert Day

October 15

October 16

October 17

October 18

October 19

October 20

October 21

October 22

October 23

  • Mole Day
  • National Boston Cream Pie Day
  • National Canning Day

October 24

October 25

October 26

October 27

October 28

October 29

  • Internet Day
  • National Cat Day
  • National Oatmeal Day
  • World Psoriasis Day
  • World Stroke Day

October 30

  • National Candy Corn Day
  • National Checklist Day

October 31

The Origins of Halloween

Halloween is actually a 2,000-year-old celebration of the Celtic New Year (called Samhain) and the end of summer when bonfires were lit and revelers would wear costumes to ward off evil spirits.

October Weekly Holidays and Observances

October Monthly Holidays and Observances