I think the average weight would br about 90 but im not sure.
depends how tall she is...
How tall are you
The average weight for a 13 year old girl that is 5 foot tall is between 90lbs to 100lbs.
55kg
About 80 pounds
it depends on how tall you are, not really your age
80pounds
what is average weight for girl of 139cm tall
The average weight for a 13 year old girl that is 158 cm is about 45 kg. This translates to a weight of about 99 pounds for a girl who is about 5 feet, 2 inches tall.
6 1/2 stone
18 kellogram
37.4 lbs.