This year will be the 41st year since the first Glastonbury Festival and the event continues to grow in size and appeal.
During the week of the festival Worthy Farm in Pilton will see more than 137,000 music fans arriving to see some of the world's top music acts, as well as taking part in lots of different activities.
Before packing your tent and choosing whether to take your wellies or flip flops to the 2011 Glastonbury Festival, check the Glastonbury weather forecast below.
There are 28 different stages or festival areas at this year's Glastonbury Festival, with international headliners on the Pyramid Stage including:
Back to the events calendar.
The Glastonbury Festival is famous for the variable weather conditions the event has seen. 2010 celebrated 40 years since the first Glastonbury Festival in glorious sunshine, however festival-goers suffered when the the high temperatures caused heat exhaustion and sun-stroke.
2009 wasn't such a sunny affair with torrential downpours hitting the festival site on the Thursday, accompanied by thunderstorms which illuminated the valley with lightning.
However, the weather never puts off festival-goers as the attendance numbers for Glastonbury Festival steadily increase and tickets sell out faster each year.
We are issuing a daily weather forecast video which can be found on the Met Office YouTube channel.
You can check the weather forecast for other events through the Events Calendar.
Why not add your festival pictures to our special photo group on Flickr
Come rain or shine, have you seen the new Met Office designed T-shirts?