It depends on how tall she is. Use a BMI website (like the one below) to calculate how much she should weigh to be at a healthy weight.
http://pediatrics.about.com/cs/usefultools/l/bl_bmi_calc.htm
well the average weight should be from 90-120.
The average weight of a 3 year and 8 months old girl should be about be between 7 and 8 kgs.
You should ask your Doctor.
The average weight for a girl who is 14 years old and is 5' 0" is 120 pounds. The desired weight should be 100 pounds.
Average weight for a 13 year old girl is 28 to 74 kgs.
The average weight is 22 pounds for a healthy baby girl.
the average weight is: 126 pounds
The average weight of a 16 year old may depend on their frame and their height. A girl that 5'0 should weigh around 121 pounds.
110-120 pounds.
The average weight for a 4'6 10 year old girl is about five stone.
The average weight for a two year old girl is 28.4 lbs. Hope this helps!
The average weight of a girl that is 26 and is 5'7 should weigh around 152 pounds. Women in the Army should weigh around 143 pounds at the same height.