The average weight of a 13-year-old girl is 47 kg.
According to the information from the Proxim health article, here is a table summarizing the average weight for girls of different ages:
| Age (year) | Weight (kg) |
|---|---|
| 12 | 42 |
| 13 | 47 |
| 14 | 51 |
It's important to remember that this is just an average, and individual weights can vary greatly depending on factors such as genetics, diet, and activity level.
