A clothes drying machine having a temperature sensor that may be easily repaired or replaced. The clothes drying machine includes a housing forming an external appearance of the clothes drying machine, a drying tub rotatably mounted in the housing, a hot air introducing duct to introduce hot air into the drying tub, a hot air discharging duct to discharge the hot air out of the drying tub, and a temperature sensor mounted at the front part of the hot air discharging duct to detect the temperature of the hot air passing through the hot air discharging duct. The temperature sensor is mounted at the front part of the hot air discharging duct so that an operator has easy access to the temperature sensor. Consequently, repair or replacement of the temperature sensor may be easily and conveniently performed.