Boys Weight chart for Children 12 years & 9 months old

General Summary: 12 year & 9 month old boys weight
In most cases, weight measurements for 12 year & 9 month old boys will be in the range between 70 and 150 lbs. The average weight for 12 year & 9 month old boys is 98 lbs, according to the CDC and anonymized data from users.
All Results
Enter your weight measurements above to see how they compare
So far, we have recorded [0] weight measurements for 12-year-9-month boys on LifeMeasure!
(chart updates daily)
See more ages