What is the average hand size for a 13 year old boy?

The average hand size for a 13-year-old boy can vary depending on factors such as genetics and growth patterns. However, on average, a 13-year-old boy may have a hand size ranging from 6.5 to 7.5 inches in length from the tip of the middle finger to the base of the palm. It is important to note that hand size is not an exact indicator of age or development, as individuals can vary in size and growth rates.