As long as you don't have a fever you should be okay, it is probably just your hormones making your body go crazy. I know I had to sleep with a fan and the AC blasting every night while I slept on top of the covers and I was STILL hot. If you are worried about it in any way just bring it up...
With my last pregnancy I got pre eclampsia, so this time my doctor mentioned a 24 hour urine test after 20 weeks. I thought she meant that she wanted me to come in every 24 hours to sample my urine for a period of time, but my friend said I'd have to pee in a jug and keep it in my fridge...so...