The answer to 'why is my circuit breaker hot to touch' is that a hot circuit breaker is often a sign of an electrical issue that needs attention. This could be caused by an overloaded circuit, a short circuit, or a problem with the circuit breaker itself.
When a circuit breaker becomes hot, it's an indication that too much current is flowing through it, causing it to overheat. This can happen if you have too many high-wattage appliances or devices connected to the same circuit, or if there is a problem with the wiring or a connected device. A hot circuit breaker is a serious issue that should not be ignored, as it can lead to further damage or even a fire hazard.