Welcome to The Festival Calendar, we are proud to give you the web's definitive guide for UK Summer Music Festivals in 2025. If last year is anything to go by, then 2025 will be the best year ever for live music. Find festival lineups and 2025 ticket information on this site. We offer the best in Music Festivals from Reading Festival, Leeds, V-Festival, Glastonbury, Wireless, Isle of Wight Festival and much, much more. We also have our new Food Festivals 2025, Art Festivals and many other events to explore.