AF due today but temp gone up

[mummy to 1.]

Hi all this is my 1st month off my 21 day pill, today would be af day but it doesn't usually a pear till last 4 days , I have been charting my temp but only for the last 2 weeks and for the past 3 days my temp has rose a little, I tested yesterday but it came back negative :/ I'm confused x can anyone help xx

 

[x-ginge-x]

as you have come off the pill you may have ovulated later meaning your period will arrive later as well