Mr Eavis told those waiting: "It has never been better. It has never been as good as this one. The weather looks great - marvellous. Thank you for coming. Welcome to Worthy Farm." Check out the first pictures from the festival below.
9. Glastonbury Festival
As he opened the gates, Mr Eavis told those waiting: "It has never been better." Aaron Chown/PA Wire Photo: Aaron Chown
10. Glastonbury Festival
"It has never been as good as this one. The weather looks great - marvellous. Thank you for coming. Welcome to Worthy Farm." Yui Mok/PA Wire Photo: Yui Mok
11. Glastonbury Festival
Organisers have urged those attending to bring their own reusable water bottles to the 900-acre site - Yui Mok/PA Wire Photo: Yui Mok
12. A man carries an inflatable bed as he arrives on the first day of the Glastonbury Festival at Worthy Farm in Somerset. PRESS ASSOCIATION Photo. Picture date: Wednesday June 26, 2019. See PA story SHOWBIZ Glastonbury. Photo credit should read: Yui Mok/PA Wire
2019 marks the first year that single-use plastic bottles have been banned - Yui Mok/PA Wire Photo: Yui Mok