A healthy dogs nose is cold and wet

A dry nose can be caused by poor air circulation in a room, or even just by the dog sitting in the sun A dogs nose can change from dry to wet and back to dry several times a dayThe temperature of your dogs nose typically fluctuates during the day, ranging from dry and hot (often when waking up in the morning) to cold and wet later during the day The moistness of your dogs nose is also no indicator of their health, as it could be moist due to a nasal cold.