At some signal, almost every parent wonders if their infant'south weight proceeds is within normal range. Is she growing likewise fast? Not fast enough? This infant weight chart can help ease your mind.

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  • Girls Infant Weight Nautical chart

    Historic period
    Weight
    Length
    Nascence 5.1 - 9.7 lb 17.6 - 21.1 in
    1 Calendar month 6.six - 12.6 lb 19.3 - 22.9 in
    2 Months 8.4 - xv.2 lb 20.6 - 24.3 in
    three Months 9.7 - 17.two lb 21.6 - 25.5 in
    four Months 10.6 - 19.0 lb 22.v - 26.4 in
    5 Months xi.5 - 20.3 lb 23.2 - 27.2 in
    6 Months 12.i - 21.4 lb 23.eight - 28.0 in
    7 Months 12.8 - 22.five lb 24.4 - 28.6 in
    8 Months 13.2 - 23.iv lb 24.9 - 29.3 in
    9 Months 13.seven - 24.3 lb 25.4 - 29.8 in
    10 Months 14.1 - 24.ix lb 25.8 - thirty.4 in
    11 Months 14.6 - 25.viii lb 26.4 - 30.ix in
    12 Months xv.0 - 26.5 lb 26.8 - 31.5 in
    15 Months 16.1 - 28.4 lb 28.0 - 33.0 in
    18 Months 17.two - 30.4 lb 29.i - 34.4 in
    21 Months eighteen.1 - 32.2 lb 30.1 - 35.7 in
    24 Months nineteen.2 - 34.ii lb 31.one - 37.0 in
    27 Months 20.iii - 36.ii lb 31.7 - 37.8 in
    30 Months 21.2 - 38.ane lb 32.5 - 38.9 in
    33 Months 22.0 - 39.9 lb 33.2 - forty.0 in
    36 Months 22.9 - 41.9 lb 33.nine - 40.nine in
    four Years 26.0 - 49.8 lb 36.5 - 44.four in

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  • Boys Babe Weight Chart

    Historic period
    Weight
    Length
    Nascence five.1 - x.i lb 17.9 - 21.4 in
    1 Month seven.1 - thirteen.2 lb 19.8 - 23.iii in
    2 Months 9.0 - 16.3 lb 21.2 - 24.8 in
    3 Months ten.six - 18.3 lb 22.three - 26.1 in
    4 Months eleven.9 - 20.1 lb 23.2 - 27.0 in
    5 Months 12.8 - 21.iv lb 24.0 - 27.9 in
    6 Months 13.5 - 22.5 lb 24.6 - 28.6 in
    7 Months fourteen.i - 23.half dozen lb 25.ii - 29.ii in
    8 Months 14.8 - 24.v lb 25.8 - 29.8 in
    nine Months 15.2 - 25.1 lb 26.3 - 30.4 in
    ten Months 15.vii - 26.0 lb 26.8 - xxx.9 in
    11 Months 16.ane - 26.7 lb 27.2 - 31.5 in
    12 Months sixteen.5 - 27.3 lb 27.half dozen - 32.0 in
    15 Months 17.half dozen - 29.five lb 28.ix - 33.5 in
    18 Months 18.v - 21.iii lb 29.9 - 34.8 in
    21 Months 19.6 - 33.1 lb 30.9 - 36.ane in
    24 Months twenty.5 - 35.i lb 31.viii - 37.iv in
    27 Months 21.four - 36.8 lb 32.three - 38.2 in
    xxx Months 22.3 - 38.6 lb 33.1 - 39.3 in
    33 Months 23.i - 40.iii lb 33.7 - 40.3 in
    36 Months 23.8 - 42.1 lb 34.4 - 41.2 in
    4 Years 26.nine - 48.7 lb 37.0 - 44.v in

The information in this chart is from The World Health Arrangement (WHO) and is for educational purposes only. This chart should not be used as a substitute for professional person medical care. If y'all accept any concerns well-nigh babe's health, talk to your pediatrician right away.

Read on to learn everything you lot demand to know most your infant's weight.

How Practice Doctors Utilize a Baby Weight Chart?

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

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

As long every bit baby is growing steadily and on the nautical chart, there is usually no cause for business organisation.

Breastfed vs. Formula-fed: How Growth Patterns Differ

Breastfed babies gain weight differently than formula-fed babies.

  • Days 1-3: Before mom's milk comes in, breastfed babies lose about seven pct of their birth weight. Formula-fed babies, on the other hand, only lose nigh 3.5 per centum of their birth weight.
  • 0-3 months: Babies resume patterns of rapid growth after the first few days of life, with breastfed babies initially outpacing their formula-fed peers.
  • three-12 months: Once baby approaches three months of age, formula-fed babies brainstorm to catch up to—and even tend to exceed—breastfed babies.

Just 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. (Notation: The interactive chart above is based on WHO baby weight charts, which accounts for breastfeeding, since globally there are more than mothers who breastfeed.)

Baby Weight Chart – WHO – Boys and Girls Growth Curve

Unfortunately, many pediatricians all the same become by the erstwhile version of the CDC's charts, which can pb to defoliation if a baby does not announced to be gaining weight appropriately.This may also event in unnecessary supplementation with formula, introducing solids before than mostly recommended, or, in extreme cases, fifty-fifty the recommendation to end breastfeeding altogether.

Is Your Child Low on the Baby Weight Chart?

But because your baby is on the lower end of the calibration doesn't mean there'south annihilation wrong. Average baby weight is only that—boilerplate.

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

Paying attention to your unique child'south growth bend is a ameliorate indication of health. If babe is at the 25th percentile and then starts going downwardly in percentiles, that may exist a business concern. If babe is at the 3rd percentile and continues to abound (but stays at the 3rd percentile), there is likely nothing to worry nearly.

My Baby'due south Height Doesn't Friction match His Weight

Not every infant volition be both brusque and thin or both alpine and stubby. Some are tall and thin; some are brusque and chubby. This means your baby could be in the 50th percentile for weight and the 12th for acme and notwithstanding exist considered perfectly "normal."

How Much Does the Average Infant Weigh at Nativity?

The average babe girl weighs between 5.1-ix.vii pounds at nascency, while the average babe boy weighs between v.1-10.ane pounds at nascency.

For girls, the 50th percentile—correct in the middle of the pack—would be about 7.1 pounds; for boys, the 50th percentile would exist about vii.3 pounds.

How Much Weight Does a Baby Gain in the First Calendar month?

The average breastfed babe will lose most seven percentage of their nascency weight in the first 3 days and the average formula-fed baby will lose 3.v percent of their nascency weight, according to one report. If baby loses more 10 percent, speak to your pediatrician and run into a lactation consultant to brand sure infant is getting enough to eat.

Over the course of the next ii weeks, infant should gain back whatever weight lost. Co-ordinate to Dr. Jay Gordon, a pediatrician and author, the average baby gains four-8 ounces per week in the first calendar month.

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

The normal weight for a three-month-one-time infant girl is between nine.7-17.ii pounds, while the normal weight for a 3-month-old baby boy is between 10.vi-18.3 pounds.

For girls, the 50th percentile—correct in the eye of the pack—would be nearly 12.8 pounds; for boys, the 50th percentile would be almost 14.ane pounds.

To ameliorate understand if your baby is on track, call back of it this way: Almost babies will double their birthweight by about iv-5 months of age, and triple it by nigh 12 months.

My infant is Under six Months Sometime and Not Growing Well. Should I Introduce Solids?

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

If a baby this historic period isn't growing well, there is oftentimes an underlying reason that needs to exist addressed, and calculation solids won't fix it lone (and may fifty-fifty cause more impairment).

Slow weight proceeds may happen for many reasons, like:

  • Baby isn't getting enough food
  • Babe isn't absorbing food fairly
  • Baby has an especially high metabolism
  • Parents are on the smaller side

A doctor who is knowledgeable about the most up-to-date information on baby weight charts and nutrition is an excellent ally when navigating infant weight bug.

What to Practise If Your Child is Behind on the Growth Charts?

At that place are many things yous can do to back up infant'due south growth that are natural and salubrious.

Call a lactation consultant

If you lot're breastfeeding but baby is not gaining or growing well, that does not necessarily hateful you don't have plenty milk. Baby can simply swallow what he tin remove from the chest, and if he has a bad latch or a lip or tongue tie, he tin't remove milk well. Formula may exist needed in the curt term (because, aye, fed is best), merely breastfeeding tin almost always work with the right support (and information technology gets easier also!). A lactation consultant is a great first step to getting dorsum on track.

Test your milk quality

If infant isn't gaining weight appropriately, consider sending a sample of your milk to the Lactation Lab. This service volition clarify your breast milk composition and tell you lot how much fat is in it. If your breast milk is depression in fat, you can boost fat levels past adding alfalfa tablets and borage oil to your diet. Y'all can also add food rich in omega-3s, like salmon, walnuts, and flaxseed.

Better formula

If you practice need to supplement, you don't have to go with a brand that contains questionable ingredients. In that location are better brands out there and even homemade versions that tin can help keep baby's gut health intact and keep him growing well. (Read more about the best formula hither.)

Improved nutrition

If your baby is 6-12 months old and not growing well, make sure he gets plenty breast milk or formula but besides be sure to introduce solids for added diet.

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

Support digestive wellness

You can likewise support baby's digestive health, which can assistance him blot nutrition more readily. Breast milk is an first-class way to heal and soothe baby's gut. Some babies need added probiotics to help them with digestion and absorption of nutrients. (The highest rated infant probiotic on the market tin be found here.) You can as well add an infant probiotic to baby's diet straight past placing a driblet on your nipple, finger, or pacifier before baby starts suckling. (Learn more about babe probiotics hither.) In addition, you can offering fermented foods (beet kvass is easy, because it's in liquid form) equally well equally prebiotic foods, like under-ripe bananas, to babies over vi months sometime to feed the practiced leaner.

Try baby massage

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

Baby Weight Chart: Bottom Line

Just like a snowflake, every infant is different. As long as your infant is growing steadily along his own curve, there is usually cypher to worry about. Merely when you do need help, rest bodacious—there are unproblematic, natural things you can do to back up infant's body in growing big, stiff and healthy.

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