At some point, about every parent wonders if their infant's weight proceeds is within normal range. Is she growing besides fast? Not fast plenty? This infant weight chart can help ease your mind.

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  • Girls Babe Weight Chart

    Age
    Weight
    Length
    Nativity five.1 - nine.7 lb 17.6 - 21.ane in
    1 Month 6.6 - 12.6 lb xix.3 - 22.9 in
    2 Months 8.4 - fifteen.two lb 20.6 - 24.3 in
    3 Months 9.7 - 17.2 lb 21.6 - 25.5 in
    4 Months ten.six - 19.0 lb 22.5 - 26.four in
    5 Months 11.v - 20.3 lb 23.2 - 27.2 in
    half-dozen Months 12.1 - 21.4 lb 23.8 - 28.0 in
    seven Months 12.eight - 22.5 lb 24.4 - 28.vi in
    8 Months 13.2 - 23.4 lb 24.9 - 29.3 in
    9 Months 13.7 - 24.three lb 25.4 - 29.viii in
    ten Months 14.i - 24.9 lb 25.viii - thirty.4 in
    11 Months 14.half dozen - 25.8 lb 26.4 - thirty.ix in
    12 Months 15.0 - 26.v lb 26.8 - 31.five in
    15 Months 16.i - 28.iv lb 28.0 - 33.0 in
    18 Months 17.2 - 30.4 lb 29.1 - 34.4 in
    21 Months xviii.1 - 32.ii lb 30.ane - 35.seven in
    24 Months 19.2 - 34.2 lb 31.1 - 37.0 in
    27 Months 20.3 - 36.2 lb 31.7 - 37.8 in
    xxx Months 21.2 - 38.1 lb 32.5 - 38.nine in
    33 Months 22.0 - 39.9 lb 33.2 - 40.0 in
    36 Months 22.9 - 41.9 lb 33.9 - 40.nine in
    iv Years 26.0 - 49.eight lb 36.5 - 44.4 in

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  • Boys Infant Weight Nautical chart

    Age
    Weight
    Length
    Birth 5.one - 10.1 lb 17.9 - 21.iv in
    1 Month seven.one - xiii.2 lb 19.8 - 23.3 in
    2 Months 9.0 - xvi.3 lb 21.2 - 24.eight in
    iii Months x.6 - 18.3 lb 22.3 - 26.1 in
    four Months 11.9 - 20.ane lb 23.2 - 27.0 in
    5 Months 12.8 - 21.iv lb 24.0 - 27.9 in
    6 Months thirteen.5 - 22.five lb 24.6 - 28.vi in
    7 Months 14.ane - 23.half dozen lb 25.2 - 29.2 in
    8 Months xiv.8 - 24.v lb 25.8 - 29.8 in
    ix Months 15.2 - 25.1 lb 26.3 - xxx.4 in
    10 Months 15.7 - 26.0 lb 26.8 - 30.9 in
    eleven Months 16.ane - 26.7 lb 27.2 - 31.5 in
    12 Months 16.v - 27.3 lb 27.6 - 32.0 in
    15 Months 17.half-dozen - 29.5 lb 28.9 - 33.five in
    eighteen Months 18.5 - 21.iii lb 29.9 - 34.viii in
    21 Months 19.6 - 33.1 lb 30.9 - 36.one in
    24 Months 20.5 - 35.1 lb 31.8 - 37.4 in
    27 Months 21.4 - 36.8 lb 32.3 - 38.2 in
    xxx Months 22.3 - 38.half-dozen lb 33.1 - 39.3 in
    33 Months 23.i - 40.three lb 33.7 - twoscore.three in
    36 Months 23.viii - 42.1 lb 34.4 - 41.two in
    4 Years 26.9 - 48.seven lb 37.0 - 44.5 in

The data in this chart is from The World Health Organization (WHO) and is for educational purposes just. This chart should not be used as a substitute for professional medical care. If you have whatsoever concerns nigh baby's health, talk to your pediatrician correct away.

Read on to larn everything y'all need to know most your baby'south weight.

How Do Doctors Use a Baby Weight Chart?

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

Each babe is different, and not all babies will fall direct in the middle of the chart. In fact, most won't.

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

Breastfed vs. Formula-fed: How Growth Patterns Differ

Breastfed babies gain weight differently than formula-fed babies.

  • Days ane-3: Before mom's milk comes in, breastfed babies lose almost seven percent of their birth weight. Formula-fed babies, on the other paw, only lose about 3.five per centum of their birth weight.
  • 0-3 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: One time baby approaches three months of age, formula-fed babies begin to catch 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 reverberate the growth patterns of breastfed children. (Annotation: The interactive chart above is based on WHO baby weight charts, which accounts for breastfeeding, since globally in that location are more mothers who breastfeed.)

Infant Weight Chart – WHO – Boys and Girls Growth Curve

Unfortunately, many pediatricians withal become by the old version of the CDC's charts, which can atomic number 82 to defoliation if a baby does not appear to exist gaining weight accordingly.This may also consequence in unnecessary supplementation with formula, introducing solids earlier than mostly recommended, or, in extreme cases, even the recommendation to cease breastfeeding altogether.

Is Your Child Depression on the Baby Weight Chart?

Merely considering your babe is on the lower end of the scale doesn't mean there'south annihilation wrong. Average baby weight is merely that—average.

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

Paying attention to your unique child'southward growth curve is a better indication of health. If babe is at the 25th percentile so starts going down in percentiles, that may be a concern. If babe is at the 3rd percentile and continues to grow (just stays at the 3rd percentile), there is probable nothing to worry about.

My Baby'due south Height Doesn't Lucifer His Weight

Not every baby volition exist both curt and thin or both tall and chubby. Some are tall and thin; some are short and chubby. This means your infant could be in the 50th percentile for weight and the 12th for top and yet be considered perfectly "normal."

How Much Does the Average Infant Weigh at Nativity?

The average baby girl weighs betwixt v.ane-9.vii pounds at birth, while the average infant boy weighs between 5.1-10.one pounds at birth.

For girls, the 50th percentile—right in the eye of the pack—would be near seven.i pounds; for boys, the 50th percentile would exist about seven.three pounds.

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

The boilerplate breastfed baby volition lose about 7 percent of their nascence weight in the beginning three days and the average formula-fed baby will lose three.five per centum of their birth weight, according to one study. If baby loses more 10 percent, speak to your pediatrician and see a lactation consultant to make sure babe is getting plenty to consume.

Over the course of the side by side two weeks, baby should gain back whatsoever weight lost. According to Dr. Jay Gordon, a pediatrician and writer, the average baby gains 4-8 ounces per calendar week in the first month.

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

The normal weight for a 3-month-old infant girl is between 9.seven-17.ii pounds, while the normal weight for a 3-month-old baby boy is betwixt 10.6-18.3 pounds.

For girls, the 50th percentile—right in the center of the pack—would exist about 12.8 pounds; for boys, the 50th percentile would be about fourteen.ane pounds.

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

My baby is Under vi Months Old and Non Growing Well. Should I Introduce Solids?

The short answer is no. Solids are not recommended for babies under 6 months of age. The major health organizations, including the World Wellness Organization, the American University of Pediatrics, and American Academy of Family unit Physicians, all concur with this statement.

If a baby this age isn't growing well, there is often an underlying reason that needs to be addressed, and adding solids won't fix it lone (and may even cause more impairment).

Slow weight gain may happen for many reasons, like:

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

A physician who is knowledgeable about the nearly upward-to-date information on babe weight charts and nutrition is an excellent marry when navigating baby weight issues.

What to Do If Your Kid is Behind on the Growth Charts?

In that location are many things you can do to support baby's growth that are natural and salubrious.

Call a lactation consultant

If yous're breastfeeding but babe is not gaining or growing well, that does not necessarily mean you don't have enough milk. Baby tin can only eat what he can remove from the breast, and if he has a bad latch or a lip or tongue tie, he can't remove milk well. Formula may be needed in the brusk term (considering, yes, fed is best), just breastfeeding can almost always work with the right back up (and it gets easier as well!). A lactation consultant is a bully first step to getting dorsum on track.

Test your milk quality

If baby 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 you how much fat is in information technology. If your chest milk is low in fat, yous tin boost fat levels past calculation alfalfa tablets and borage oil to your diet. You can also add food rich in omega-3s, similar salmon, walnuts, and flaxseed.

Meliorate formula

If you practise need to supplement, you don't have to go with a make that contains questionable ingredients. There are better brands out there and fifty-fifty homemade versions that tin help keep babe's gut health intact and keep him growing well. (Read more about the best formula hither.)

Improved nutrition

If your infant is half-dozen-12 months onetime and not growing well, make sure he gets plenty breast milk or formula but also be sure to introduce solids for added nutrition.

Banana, avocado, squash, egg yolks, kokosnoot cream, and fifty-fifty pasture-raised meats are all excellent food-dense foods for babe that will help him head n on the baby weight chart.

Support digestive health

You tin can also support baby's digestive health, which can help him blot diet more than readily. Chest milk is an excellent way to heal and soothe baby's gut. Some babies demand added probiotics to help them with digestion and absorption of nutrients. (The highest rated infant probiotic on the marketplace can be found here.) You lot can likewise add together an infant probiotic to baby's nutrition direct by placing a drop on your nipple, finger, or pacifier before baby starts suckling. (Acquire more about baby probiotics here.) In add-on, you can offer fermented foods (beet kvass is piece of cake, because it's in liquid form) as well as prebiotic foods, like nether-ripe bananas, to babies over half dozen months old to feed the practiced bacteria.

Try baby massage

Many studies also link infant massage with healthy weight gain. In fact, in one study, premature babies who received a massage gained 47 percent more weight than premature babies who did non receive massage. In another study, newborns who were massaged not only gained more weight per day, but also appeared more than aware and had increased motor skills.

Baby Weight Chart: Bottom Line

Just like a snowflake, every babe is different. As long every bit your baby is growing steadily along his own curve, at that place is usually nothing to worry nearly. But when you do need help, residuum assured—there are simple, natural things you lot can do to support infant's body in growing large, stiff and healthy.

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