Finger joint pain when it rains needs to be treated according to its cause, such as localized cold, osteoarthritis, rheumatoid arthritis, etc. After clear diagnosis, general treatment, physiotherapy, medication, etc. should be chosen. 1. Localized cold: pain in the finger joints when it rains may be due to cold, the joints suffer from cold attack, vascular constriction leads to muscle tension, metabolic difficulties, and therefore show pain, you should do a good job of keeping the joints warm, you can choose to wear gloves, hot compresses to improve. 2. Osteoarthritis: Osteoarthritis of the fingers, due to osteophytes, resulting in degenerative changes in the joints, which can lead to pain in the finger joints when it rains. Therefore, patients need to pay more attention to keep warm, reduce outdoor activities, pay attention to rest, if the pain is more serious, you can choose to take oral non-steroidal anti-inflammatory analgesic drugs, such as ibuprofen. 3. Rheumatoid arthritis: rheumatic lesions in the joints react more actively, if acute inflammation occurs, it will also show when it rains finger joint pain. It is recommended that patients can take local massage, hot compresses, do a good job of preventing cold, and if necessary, oral analgesic drugs, such as Loxoprofen sodium. All of the above drugs should be used under the guidance of a doctor. Finger joint pain when it rains may also have other causes, need to further improve the relevant examination, it is recommended that patients go to the hospital in a timely manner, after a clear diagnosis, follow the doctor’s instructions to take appropriate treatment.