Why is Halloween on October 31?

Category: Halloween: FAQ

Halloween is just around the corner, and I bet you’re as excited as I am. But have you ever wondered why we celebrate Halloween on October 31? I’ve always been curious about it, and after some digging, I’ve found some fascinating insights. Let’s dive in!

Why October 31?

The roots of Halloween can be traced back to the ancient Celtic festival of Samhain. The Celts, who lived over 2,000 years ago, celebrated their new year on November 1. This day marked the end of summer and the beginning of the dark, cold winter. They believed that on the night before the new year, the boundary between the worlds of the living and the dead became blurred. So, October 31, the eve of their new year, was seen as a time when the ghosts of the dead returned to earth1.

How Did It Become a Celebration?

When the Romans conquered the Celtic territories, they combined some of their own festivals with the Celtic traditions. One such festival was Feralia, a day in late October when the Romans traditionally commemorated the passing of the dead2. Over time, with the spread of Christianity, these pagan customs were incorporated into Christian traditions. By the 9th century, the influence of Christianity had spread into Celtic lands, leading to the blend of older pagan customs with Christian ones. This is how All Hallows’ Eve, or Halloween as we know it, came into existence3.

Why Do We Dress Up and Trick-or-Treat?

The tradition of dressing up and going door-to-door stems from the ancient Celtic and Roman traditions. The Celts believed that the presence of the otherworldly spirits made it easier for the Druids, or Celtic priests, to predict the future. To commemorate this event, they would light bonfires and wear costumes to ward off the ghosts4. Fast forward to today, and we’ve transformed this ancient tradition into the fun-filled activity of trick-or-treating!

Is It Just About Ghosts and Candy?

While many of us associate Halloween with spooky costumes and loads of candy, it’s essential to remember its roots. It’s a celebration that has evolved over thousands of years, blending various cultural and religious traditions. So, while you’re enjoying your Halloween festivities, take a moment to appreciate the rich history behind it.

In Conclusion

Halloween is more than just a night of fun and frights. It’s a testament to how cultures can merge and create something entirely new. I hope you’ve enjoyed this little journey into the history of Halloween as much as I have. Have a spooktacular Halloween!



  1. History of Halloween
  2. Today’s Insight into Halloween
  3. Country Living’s Take on Halloween
  4. Library of Congress on Halloween
I write about the joys of Motherhood & Parenthood, smart Family Finance, DIY Crafts for bonding, Traveling with kids, budget-friendly Culinary tips, and safe Tech introductions for children. With 3 years of experience, I blend personal stories with expert insights. Seeking a writer who resonates and informs? Let's collaborate.
Nancy Williams