[Psychology] open question: Does the sleep in a cold room causes the nightmares?

Everything to the right, thus my site is EXCEPTIONALLY HOT BOILING all the hour. For the three previous nights I have put my ventilator to which it faces up immediately with, and on overflow all night. And those three nights,  n always had maÌ ive of the nightmares that it had. Like my friend whom violet in my my front takes and me the shout could here… She of the voice, thus this average dream in a cold camera cause anyway more nightmares? Would be supposed I closes the ventilator I it night? Lol, I know questtion well stupid but the OH.