Is 35.4 c ormal temp for 14 year old?

No, 35.4 degrees Celsius is not a normal temperature for a 14-year-old. The average body temperature for a healthy person is around 37 degrees Celsius (98.6 degrees Fahrenheit). A temperature of 35.4 degrees Celsius is considered to be hypothermia, which is a condition that occurs when the body loses heat faster than it can produce it.Hypothermia can be dangerous and can lead to serious health problems. If you or someone you know is experiencing hypothermia, seek medical attention immediately.