Boys
Height: 72.1 - 84.2 cm
Weight: 7.9 - 11 kg
The height and weight of a boy at 1 year 1 month are normally 72.1 - 84.2 cm and 7.9 - 11 kg
| Height | Description |
|---|---|
| Less than 69.6 cm | Below normal (extremely short) |
| 69.6 - 72.1 cm | Below normal (undersized) |
| 72.1 - 74.5 cm | Normal (below average) |
| 74.5 - 79.3 cm | Normal (average) |
| 79.3 - 81.8 cm | Normal (above average) |
| 81.8 - 84.2 cm | OK (high) |
| More than 84.2 cm | Very tall |
| The weight | Description |
|---|---|
| Less than 7.1 kg | Below normal (extremely insufficient) |
| 7.1 - 7.9 kg | Below normal (insufficient) |
| 7.9 - 8.8 kg | Normal (below average) |
| 8.8 - 11.0 kg | Normal (average) |
| 11.0 - 12.3 kg | Normal (above average) |
| 12.3 - 13.7 kg | Normal (very large) |
| More than 13.7 kg | Doesn't match age |
Girls
Height: 70 - 83.1 cm
Weight: 7.2 - 10.4 kg
The height and weight of a girl at 1 year 1 month are normally 70 - 83.1 cm and 7.2 - 10.4 kg
| Height | Description |
|---|---|
| Less than 67.3 cm | Below normal (extremely short) |
| 67.3 - 70.0 cm | Below normal (undersized) |
| 70.0 - 72.6 cm | Normal (below average) |
| 72.6 - 77.8 cm | Normal (average) |
| 77.8 - 80.5 cm | Normal (above average) |
| 80.5 - 83.1 cm | OK (high) |
| More than 83.1 cm | Very tall |
| The weight | Description |
|---|---|
| Less than 6.4 kg | Below normal (extremely insufficient) |
| 6.4 - 7.2 kg | Below normal (insufficient) |
| 7.2 - 8.1 kg | Normal (below average) |
| 8.1 - 10.4 kg | Normal (average) |
| 10.4 - 11.8 kg | Normal (above average) |
| 11.8 - 13.5 kg | Normal (very large) |
| More than 13.5 kg | Doesn't match age |
You can use the BMI calculator to get a more accurate estimate of your child's age and height.
Learn about the developmental characteristics of a child at 1 year
