Sweating up a storm at night messing my BBT

Je
Hi everyone. The problem is the odd night I wake up in the morning hot and sweaty. I can't find a pattern. I had it a couple of nights ago (you can see the spike below) but I'm due to get AF tomorrow so I don't think it's ovulation. Thoughts? 

Glow Resources

Let’s Glow

Glow is here for you on your path to pregnancy

Glow helps you navigate your fertility journey with smart tools, personalized insights, and guidance from medical experts who understand what matters most.

25+ million

Users

4.8 stars

200k+ app ratings

20+

Medical advisors