At some point, almost every parent wonders if their baby's weight gain is within normal range. Is she growing too fast? Not fast enough? This infant weight chart tin assist ease your mind.

Switch to Metric

  • Girls Infant Weight Chart

    Age
    Weight
    Length
    Nativity five.i - 9.vii lb 17.vi - 21.i in
    1 Calendar month 6.six - 12.6 lb 19.three - 22.9 in
    2 Months viii.4 - fifteen.two lb 20.half dozen - 24.3 in
    iii Months 9.7 - 17.two lb 21.6 - 25.5 in
    iv Months 10.vi - nineteen.0 lb 22.five - 26.four in
    5 Months 11.5 - 20.3 lb 23.2 - 27.2 in
    vi Months 12.i - 21.four lb 23.viii - 28.0 in
    7 Months 12.8 - 22.5 lb 24.4 - 28.6 in
    8 Months thirteen.ii - 23.four lb 24.nine - 29.3 in
    9 Months thirteen.7 - 24.iii lb 25.iv - 29.8 in
    10 Months 14.1 - 24.ix lb 25.8 - 30.4 in
    11 Months 14.6 - 25.8 lb 26.four - 30.9 in
    12 Months 15.0 - 26.5 lb 26.8 - 31.5 in
    xv Months 16.1 - 28.four lb 28.0 - 33.0 in
    18 Months 17.2 - 30.four lb 29.i - 34.iv in
    21 Months 18.1 - 32.2 lb thirty.1 - 35.7 in
    24 Months 19.2 - 34.2 lb 31.1 - 37.0 in
    27 Months 20.iii - 36.2 lb 31.vii - 37.eight in
    30 Months 21.2 - 38.i lb 32.5 - 38.9 in
    33 Months 22.0 - 39.9 lb 33.2 - 40.0 in
    36 Months 22.9 - 41.ix lb 33.9 - 40.9 in
    4 Years 26.0 - 49.8 lb 36.5 - 44.iv in

Switch to Metric

  • Boys Babe Weight Nautical chart

    Age
    Weight
    Length
    Birth 5.ane - 10.one lb 17.ix - 21.4 in
    1 Month 7.1 - 13.2 lb 19.viii - 23.3 in
    2 Months 9.0 - xvi.iii lb 21.2 - 24.eight in
    3 Months 10.6 - 18.three lb 22.iii - 26.one in
    iv Months 11.9 - twenty.1 lb 23.2 - 27.0 in
    5 Months 12.8 - 21.4 lb 24.0 - 27.9 in
    half-dozen Months 13.5 - 22.5 lb 24.half-dozen - 28.6 in
    7 Months 14.one - 23.6 lb 25.2 - 29.2 in
    8 Months 14.8 - 24.five lb 25.8 - 29.eight in
    nine Months fifteen.2 - 25.1 lb 26.3 - thirty.4 in
    ten Months fifteen.seven - 26.0 lb 26.8 - 30.9 in
    11 Months xvi.1 - 26.7 lb 27.two - 31.5 in
    12 Months 16.5 - 27.3 lb 27.6 - 32.0 in
    15 Months 17.6 - 29.5 lb 28.9 - 33.five in
    xviii Months 18.five - 21.3 lb 29.ix - 34.8 in
    21 Months 19.6 - 33.1 lb 30.9 - 36.one in
    24 Months 20.v - 35.one lb 31.8 - 37.iv in
    27 Months 21.iv - 36.viii lb 32.three - 38.ii in
    30 Months 22.3 - 38.6 lb 33.i - 39.3 in
    33 Months 23.i - 40.iii lb 33.7 - 40.iii in
    36 Months 23.8 - 42.1 lb 34.4 - 41.ii in
    iv Years 26.nine - 48.7 lb 37.0 - 44.5 in

The information in this chart is from The World Health Organisation (WHO) and is for educational purposes only. This nautical chart should non be used equally a substitute for professional medical care. If you have whatever concerns nigh babe'south health, talk to your pediatrician right away.

Read on to acquire everything you need to know near your baby's weight.

How Practice Doctors Employ a Baby Weight Nautical chart?

At each well-child checkup, your baby is weighed and measured, and these numbers are recorded on a chart. The md looks at these numbers to decide if baby is growing well for his age.

Each baby is different, and not all babies will fall directly in the center of the chart. In fact, nigh won't.

As long as baby is growing steadily and on the nautical chart, there is usually no cause for concern.

Breastfed vs. Formula-fed: How Growth Patterns Differ

Breastfed babies gain weight differently than formula-fed babies.

  • Days 1-iii: Earlier mom's milk comes in, breastfed babies lose about seven percent of their birth weight. Formula-fed babies, on the other hand, simply lose about iii.5 percent of their birth weight.
  • 0-iii months: Babies resume patterns of rapid growth later the first few days of life, with breastfed babies initially outpacing their formula-fed peers.
  • 3-12 months: Once babe approaches iii months of age, formula-fed babies begin to grab up to—and even tend to exceed—breastfed babies.

But until recently, many growth charts didn't reflect this. In 2016, the CDC finally changed their charts to better reflect the growth patterns of breastfed children. (Note: The interactive chart above is based on WHO baby weight charts, which accounts for breastfeeding, since globally at that place are more than mothers who breastfeed.)

Baby Weight Chart – WHO – Boys and Girls Growth Curve

Unfortunately, many pediatricians still get by the onetime version of the CDC's charts, which can atomic number 82 to confusion if a infant does non appear to exist gaining weight accordingly.This may likewise effect in unnecessary supplementation with formula, introducing solids before than generally recommended, or, in extreme cases, fifty-fifty the recommendation to terminate breastfeeding birthday.

Is Your Child Low on the Baby Weight Nautical chart?

Just because your baby is on the lower terminate of the calibration doesn't mean there's anything wrong. Boilerplate infant weight is just that—average.

In fact, just one-half of babies autumn between the 25th and 75th percentiles, meaning that half of all babies fall outside of that "normal" range, though they are all the same perfectly normal!

Paying attending to your unique child'due south growth curve is a better indication of health. If baby is at the 25th percentile and then starts going downward in percentiles, that may be a concern. If baby is at the third percentile and continues to grow (but stays at the 3rd percentile), there is likely nothing to worry about.

My Baby's Height Doesn't Lucifer His Weight

Not every baby will be both short and sparse or both tall and chubby. Some are tall and sparse; some are brusque and chubby. This means your infant could be in the 50th percentile for weight and the 12th for height and still be considered perfectly "normal."

How Much Does the Average Baby Weigh at Nascence?

The average baby daughter weighs betwixt 5.1-9.7 pounds at nascence, while the average baby boy weighs betwixt five.1-10.1 pounds at nascency.

For girls, the 50th percentile—right in the eye of the pack—would be about 7.1 pounds; for boys, the 50th percentile would exist almost 7.3 pounds.

How Much Weight Does a Baby Gain in the First Month?

The average breastfed baby will lose well-nigh seven percent of their birth weight in the first three days and the average formula-fed baby will lose three.5 percentage of their birth weight, according to i study. If babe loses more than 10 percent, speak to your pediatrician and encounter a lactation consultant to make sure baby is getting enough to swallow.

Over the course of the adjacent ii weeks, baby should gain back any weight lost. Co-ordinate to Dr. Jay Gordon, a pediatrician and writer, the average baby gains 4-8 ounces per week in the start month.

What is the Normal Weight for a 3-Month-Erstwhile Baby?

The normal weight for a 3-month-one-time baby girl is betwixt 9.7-17.2 pounds, while the normal weight for a 3-calendar month-sometime baby boy is betwixt 10.6-eighteen.iii pounds.

For girls, the 50th percentile—right in the middle of the pack—would be about 12.viii pounds; for boys, the 50th percentile would exist about 14.1 pounds.

To better understand if your babe is on rails, think of it this way: Most babies will double their birthweight past about 4-5 months of age, and triple it by about 12 months.

My baby is Under 6 Months Old and Non Growing Well. Should I Innovate Solids?

The short respond is no. Solids are not recommended for babies under 6 months of age. The major wellness organizations, including the World Health Organization, the American University of Pediatrics, and American Academy of Family Physicians, all concord with this argument.

If a infant this historic period isn't growing well, there is oft an underlying reason that needs to be addressed, and adding solids won't gear up information technology solitary (and may fifty-fifty cause more damage).

Slow weight gain may happen for many reasons, like:

  • Infant isn't getting enough food
  • Baby isn't arresting food adequately
  • Baby has an especially high metabolism
  • Parents are on the smaller side

A doctor who is knowledgeable well-nigh the near up-to-date information on baby weight charts and diet is an excellent ally when navigating babe weight issues.

What to Do If Your Child is Backside on the Growth Charts?

In that location are many things you can do to back up babe's growth that are natural and good for you.

Call a lactation consultant

If you're breastfeeding merely infant is not gaining or growing well, that does not necessarily mean yous don't have plenty milk. Baby can merely consume what he tin can remove from the chest, and if he has a bad latch or a lip or tongue necktie, he can't remove milk well. Formula may exist needed in the short term (because, yep, fed is best), but breastfeeding can almost always work with the right back up (and information technology gets easier too!). A lactation consultant is a great first step to getting dorsum on track.

Test your milk quality

If babe isn't gaining weight appropriately, consider sending a sample of your milk to the Lactation Lab. This service will analyze your breast milk composition and tell y'all how much fat is in it. If your chest milk is low in fat, you tin can boost fatty levels by calculation alfalfa tablets and borage oil to your nutrition. You lot can too add food rich in omega-3s, similar salmon, walnuts, and flaxseed.

Better formula

If y'all do need to supplement, you don't have to become with a make that contains questionable ingredients. There are meliorate brands out there and even homemade versions that tin help keep baby's gut wellness intact and proceed him growing well. (Read more than about the best formula here.)

Improved nutrition

If your baby is 6-12 months old and not growing well, make sure he gets enough breast milk or formula simply also be sure to innovate solids for added nutrition.

Banana, avocado, squash, egg yolks, coconut cream, and even pasture-raised meats are all excellent food-dense foods for babe that will assist him caput north on the babe weight nautical chart.

Support digestive health

You tin can besides support baby'due south digestive health, which can assist him blot nutrition more readily. Breast milk is an excellent way to heal and soothe baby'due south gut. Some babies need added probiotics to assist them with digestion and absorption of nutrients. (The highest rated infant probiotic on the market can be found here.) Yous tin as well add an infant probiotic to baby's nutrition directly by placing a drop on your nipple, finger, or pacifier before baby starts suckling. (Learn more about infant probiotics here.) In addition, you can offering fermented foods (beet kvass is like shooting fish in a barrel, because it's in liquid class) equally well as prebiotic foods, like under-ripe bananas, to babies over 6 months old to feed the good bacteria.

Attempt baby massage

Many studies also link infant massage with healthy weight gain. In fact, in ane study, premature babies who received a massage gained 47 per centum more weight than premature babies who did not receive massage. In some other report, newborns who were massaged not only gained more weight per twenty-four hours, but also appeared more enlightened and had increased motor skills.

Baby Weight Chart: Bottom Line

Just like a snowflake, every infant is unlike. As long equally your babe is growing steadily forth his own bend, in that location is usually nix to worry about. Simply when y'all exercise need help, residue assured—in that location are simple, natural things you tin do to support baby'due south body in growing big, strong and healthy.

  • Share
  • Pivot
  • Tweet
  • Email
  • Text