1998 pontiac sunfire run hot

sunfire is running hot

moon glow is nice at night

In order to get a more serious answer, you should offer more details.  How do you know it is running hot?  How many miles on it?  Any other current problems? How long as it been giving you the problem?  

Originally your car should have had an owner's manual in the glove box.  Do you have it?  Have you done all the maintenance listed?