Basics Weather and Seasons What is the Best Season to Visit Zion National Park? Autumn leaves surround the waterfalls on Zion National Park’s Emerald Pools Trail Autumn leaves surround the waterfalls on Zion National Park's Emerald Pools Trail Share this Facebook Icon Twitter Icon Email Icon Join Utah National Park Trips Create a personalized feed and bookmark your favorites. Join for free Already have an account? Sign In Join Utah National Park Trips Create a personalized feed and bookmark your favorites. Join for free Already have an account? Sign In Photo: Getty Images