Quick question for opinions

Cerys • 24 • Trying for #1✨• Dog mum🤍

Is cycle day 18 normal to start getting high ovulation tests? Not quite hit my peak yet but I hear of so many women ovulating around cycle day 14-15 and I just felt like it was never gonna happen and then this morning I finally got a high but I’m a bit confused as to why it’s taken my body so long