Christmas Jumper Day 2025 Holiday. Simply gather your friends, colleagues, or classmates and encourage them to wear their jolliest christmas jumpers on the designated day, december 8th, or any day that suits your group. Read about christmas jumper day around the world in 2025.

These holidays include key national celebrations like republic day and independence day, as well as major religious festivals. Christmas jumper day encourages people to wear their festive, colourful, and quirky christmas jumpers in public in support of a charity.