Finger joint pain when touching cold water may be rheumatoid arthritis, or it may be caused by long-term cold, Raynaud’s syndrome and so on. 1. Rheumatoid arthritis: If the patient is affected by genetic, infectious, environmental and other factors, it will lead to pain in the finger joints when the patient touches the cold water, sometimes accompanied by morning stiffness, fatigue, hypothermia, muscle aches and pains and other symptoms. 2. Prolonged exposure to cold: if the patient is exposed to cold for a long time, there will be pain in the finger joints when touching cold water, and the pain will be more obvious in the cold environment. 3. Raynaud’s syndrome: the disease may be related to the patient’s vascular tissue structure abnormality or arterial sensitivity to cold stimuli increased, may also be related to the environment, drugs, trauma, etc., resulting in patients touching cold water finger joint pain. If the symptoms of cold water finger joint pain continue to appear, it is recommended that patients go to the regular hospital in a timely manner, under the guidance of the doctor to carry out relevant examinations, according to the specific results of the examination, to take targeted treatment.