Elevated BBT

Anna • ✨ You will never be complete and it is as it should. ✨ My son Arvid was born in Aug 2018✨

5 and 6 dpo I noticed my BBT rising sharply, usually it’s around 36,70 C in my luteal phase, now it was 36,97 for two days, but then went back to normal. Anyone knows what that could be? I mean, I’ve heard of implantation dip, not the opposite!