This is how Apple always announces WWDC. Last year's announcement was on March 14th. https://www.apple.com/newsroom/2019/03/apple-to-host-annual-worldwide-deve

This is how Apple always announces WWDC. Last year's announcement was on March 14th. https://www.apple.com/newsroom/2019/03/apple-to-host-annual-worldwide-developers-conference-june-3-7-in-san-jose/ https://www.apple.com/newsroom/2019/03/apple-to-host-annual-... The announcement is really just for confirming exact dates. Everyone thinking about attending knows that it's in early June and isn't being surprised.