Vernon will present alongside Rochelle Humes on Tuesday 31st August, Wednesday 1st and Thursday 2nd September, and will also present on Friday 3rd September.
Rochelle will join forces with This Morning favourite Alison Hammond and will present the show on Bank Holiday, Monday 30th August.
Regular Friday presenter Dermot O'Leary will join the show live from Manchester, where are preparations are taking place ahead of Soccer Aid, which takes place on Saturday 4th September.
Vernon said: "This Morning is the daytime go to show, so to be asked to guest host on a show I’ve watched since its inception is a huge tick for me. I’m really looking forward to working with Rochelle and sitting on that famous sofa."
Rochelle said: "I’m so looking forward to hosting with the wonderful Alison Hammond again. I also can’t wait to welcome Vernon Kay into the This Morning family."
Phillip And Holly return on Monday 6th September. This Morning continues weekdays at 10am on ITV and ITV Hub.