Liana Chloette

When Is National Hat Day 2025. Straw hat day is observed on may 15 every year to celebrate this timeless wardrobe staple. National felt hat day is a holiday that falls on september 15th and celebrates felt hats—regardless of whether they’re fedoras, trilbies, homburgs, or any other hat made.

Read about national hat day around the world in 2025. Get out your favorite hat (we know, sometimes it can be really hard to decide) and celebrate national hat day this january 15!