A 2-year-old baby’s temperature of 37.3℃ is currently considered normal. The normal body temperature of a 2-year-old baby is generally 36-37 ℃. 37.5-38 ℃ for low fever, 38.1-38.9 ℃ for moderate fever, 39-41 ℃ for high fever, ≥ 41 ℃ for ultra-high fever. Fever is one of the most common clinical symptoms of pediatrics, pediatric body temperature center is not well developed, body temperature can be affected by a variety of factors, such as gender, age, race; can be fluctuations due to day and night and seasons, low in the early morning, a little higher in the afternoon, a little higher in the summer; breastfeeding, after meals, exercise, crying, clothing and blankets are too thick, too high a temperature and mood swings, etc. can be a little as high as 37.5 ℃ or so. If only an individual temperature of 37.3 ℃, the general condition is good, and no conscious symptoms, is not pathological. If repeated multiple measurements of body temperature is still 37.3 ℃, it is recommended to dynamically monitor the baby’s temperature, such as baby cough, runny, vomiting, diarrhea and other discomforts, timely consultation. When there is obvious fever, it is recommended to dynamically monitor the temperature change, and if necessary, timely medical attention, evaluation and treatment by a specialist.