The average weight of an thirteen year old girl is 101lbs. but that is based on the average height of an thirteen year old girl. If you are taller than an average thirteen year old girl you will weigh more.

I think an average height for a 10 year old girl is 5'. That is what I am. The average height for a 10 year old girl is actually 4'6-4'9. I was 5' when I was 10 3/4.

average height for a one year old girl is 32 inches average weight for a one year old girl is 24.75 lb average height for a one year old boy is 33.75 inches average weight for a one year old boy is 27 lb

The height of an 11 year old girl can vary based on her genetics. The average height for an 11 year old girl however, is between 50 and 60 inches. The average weight is 75 lbs.

The average height for a 17 year old girl is anywhere between 5'4" and 5'9". However, the tallest known height for a woman is 7'7", and the shortest is 31".

The average height of a 13 year old girl is 5 ft 1 in and the average weight is 101 lbs. For a boy of the same age, the average height is 5 ft 1 in and the average weight is 100 lbs.