Apple holds its World Wide Developer Conference in June each year, at the Moscone West convention Center in San Francisco, the company has yet to announced the exact dates for WWDC 2016.
According to the guys over at MacRumors, WWDC 2016 is likely to take place between the 13th and 17th of June 2016.
This is the only week at the moment where the convention center is not booked out, in all of the other weeks, it is booked for other events.
Apple are expected to announce their next major version of iOS at the event, probably iOS 10 and also their next major version of OS X for the Mac.
As soon as we get some confirmation from Apple on when WWDC 2016 will take place we will let you guys know.