What’s the Average Baby Height by Month? – What to Expect

What’s the Average Baby Height by Month? - What to Expect

Anita GibbonAnita Gibbon
Author | Health Care Provider

A three month baby girl in mint green clothes lying on a bed onThe average baby’s height by month is a question that many parents ask. The answer is not a straightforward one, as there are many factors that determine the height of your child.

Babies grow and develop at different rates, so it’s difficult to know what to expect in terms of their height. But with this guide, you can get a good idea of the average baby’s height by month.

Baby Length (Height)

The question about a baby’s height or length often comes up for parents-to-be. It’s difficult to determine how big your baby will be at birth. But there are some averages you can use as a guide.

According to the Mayo Clinic, the average baby height at birth is about 20 inches.

There is no one answer to this question as babies vary in height quite a bit. Interesting to know that babies grow an average of 1.5 to 2.5 cm in their first six months. From ages six to twelve months, babies grow an average of one centimeter each month.

By the time they reach their first birthday, babies typically measure about 27.9 inches (71 cm) tall.

Babies’ height can vary a lot. Keep in mind that Each newborn follows their own rhythm.

So, don’t be too concerned if your little one is a little on the short side or tall side—every baby is unique!

Baby’s average size by month:
  • First Month to Third Month: Baby is the size of a 59 to 60 CM
  • Fourth Month to Sixth Month: Baby is the size of a 65 to 67 CM
  • Seventh Month to Ninth Month: Baby is the size of an 80.5 to 82.5 CM
Baby Growth Chart By Month

Graphical charts are a great way to observe the length and weight of kids, from different periods of life. By understanding how your baby is growing, you can better monitor their health and development.

Parents may fear that their offspring have fallen below this average. But that does not mean it is unhealthy, what matters is that your child’s growth continues.

Little Boy

Little Girl



3 months

3 months
6 months

6 months
9 months

9 months
12 months

12 months
15 months

15 months
18 months

18 months

Even healthy babies may appear to feel ungainly since they’ve not finished their growth. The doctor will decide whether your baby’s measurements reveal an underlying medical problem. If necessary, the doctor will refer you to a specialist if necessary.

The major factors that influence the height of a baby

The growth of your child can be affected by genetics, maternal health and diet during pregnancy, and the prenatal environment.
Some kids grow more quickly than others. They may also have different body proportions, which can affect their height.

  • Genetics: The parents’ and other family members’ heights have the greatest influence on a child’s height.
  • Gender: As a general rule, Boys tend to be taller.
  • Physical activity: Regular movement and physical activity can build muscle and bone strength.
  • Overall health: A child’s growth and development can be negatively impacted by chronic illness and disease.
  • Nutrition: Both mom and baby should eat healthy during pregnancy to ensure healthy bones and growth.
  • Sleep pattern: Infants grow in length after naps and long periods of sleep, according to research.
Final Verdict

There is a quick and easy way to determine if your son or daughter is growing properly. All you have to do is visit your pediatrician’s office for well-child check-ups. Your pediatrician will find and evaluate your child every time you visit them. They will keep track of your child’s development and general well-being over time.

NB: You will find related files (article, image, image license here): https://drive.google.com/drive/u/0/folders/1PNtr9gyra0843l2hGBy8DwhR4chj03-s

Anita GibbonAbout Anita Gibbon

This is Anita. I love to read and write about kids! What I love most is how each baby has their own unique personality that comes out when they are learning new things every day!

View all posts by Anita Gibbon here, or visit her blog at www.kidlyz.com


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