Festival-goers arriving on the site in the Isle of Wight today can expect warm weather, with temperatures peaking at 18 or 19 degrees.
Conditions are expected to continue on Friday, where the mercury is expected to rise to 22 degrees in the afternoon with a light, south-westerly breeze.
The evening will see temperatures fall slightly to 16 degrees for the headline act Florence + the Machine.
A similar sunny and dry forecast is predicted for Saturday, with an early morning mist that will clear for another warm and dry day; while Sunday will see a stronger breeze making it feel cooler.
However, those packing up on Monday can expect unsettled conditions, with rain and showers expected as campers leave the site.
This year's Bestival includes performances from New Order, The xx, Two Door Cinema Club, Emeli Sandé, Orbital and Azealia Banks. It was recently announced that the event will be streamed on YouTube.
Watch the trailer for Bestival's YouTube coverage below: