When Is International Picnic Day 2024. International picnic day, celebrated annually on june 18, invites us to pause and enjoy the outdoors with loved ones. Celebrated on june 18th every year, international picnic day is the perfect opportunity for people in the northern hemisphere to enjoy the waning days of spring before summer begins.

June 18 marks international picnic day, and what better way to celebrate than with a simple picnic! From bustling cities to serene countryside, families and friends worldwide gather to celebrate international picnic day on june 18, a tradition that brings communities together under the open.