The answer to 'ceiling fan hot to touch' is that a ceiling fan that is hot to the touch is usually a sign of an electrical issue that requires professional repair. This could be caused by a problem with the motor, wiring, or other components in the fan.
Some common causes include a failing capacitor, worn-out bearings, or a short circuit in the wiring. If the fan is hot to the touch, it's best to shut it off immediately and call an experienced electrician to diagnose and fix the problem. Attempting DIY repairs on a hot ceiling fan can be dangerous and may lead to further damage or even a fire hazard.