At some point, almost every parent wonders if their baby's weight gain is within normal range. Is she growing too fast? Non fast plenty? This infant weight chart can help ease your heed.

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  • Girls Baby Weight Chart

    Historic period
    Weight
    Length
    Birth 5.1 - 9.7 lb 17.6 - 21.1 in
    1 Month 6.6 - 12.6 lb xix.3 - 22.nine in
    two Months viii.4 - 15.ii lb 20.6 - 24.three in
    3 Months ix.seven - 17.2 lb 21.6 - 25.5 in
    4 Months 10.6 - 19.0 lb 22.5 - 26.four in
    five Months 11.5 - 20.3 lb 23.2 - 27.2 in
    6 Months 12.1 - 21.4 lb 23.8 - 28.0 in
    seven Months 12.eight - 22.5 lb 24.4 - 28.half dozen in
    8 Months 13.2 - 23.four lb 24.ix - 29.three in
    9 Months thirteen.7 - 24.3 lb 25.4 - 29.8 in
    10 Months fourteen.1 - 24.9 lb 25.eight - thirty.4 in
    eleven Months 14.half-dozen - 25.8 lb 26.4 - 30.9 in
    12 Months 15.0 - 26.5 lb 26.8 - 31.5 in
    15 Months 16.1 - 28.4 lb 28.0 - 33.0 in
    18 Months 17.2 - xxx.4 lb 29.1 - 34.iv in
    21 Months xviii.1 - 32.two lb 30.one - 35.7 in
    24 Months 19.two - 34.2 lb 31.1 - 37.0 in
    27 Months 20.3 - 36.ii lb 31.7 - 37.8 in
    30 Months 21.2 - 38.1 lb 32.v - 38.nine in
    33 Months 22.0 - 39.9 lb 33.2 - 40.0 in
    36 Months 22.9 - 41.9 lb 33.ix - 40.ix in
    4 Years 26.0 - 49.eight lb 36.5 - 44.4 in

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  • Boys Infant Weight Nautical chart

    Age
    Weight
    Length
    Birth v.1 - 10.1 lb 17.9 - 21.4 in
    1 Month 7.i - xiii.2 lb 19.8 - 23.3 in
    2 Months ix.0 - 16.3 lb 21.2 - 24.8 in
    three Months 10.6 - eighteen.iii lb 22.3 - 26.1 in
    iv Months xi.9 - xx.1 lb 23.2 - 27.0 in
    5 Months 12.8 - 21.iv lb 24.0 - 27.ix in
    6 Months thirteen.5 - 22.5 lb 24.6 - 28.6 in
    vii Months xiv.1 - 23.six lb 25.2 - 29.2 in
    viii Months 14.viii - 24.five lb 25.viii - 29.8 in
    ix Months fifteen.2 - 25.1 lb 26.3 - 30.iv in
    10 Months 15.7 - 26.0 lb 26.viii - thirty.9 in
    eleven Months 16.ane - 26.seven lb 27.2 - 31.5 in
    12 Months xvi.5 - 27.3 lb 27.half dozen - 32.0 in
    xv Months 17.6 - 29.5 lb 28.9 - 33.5 in
    18 Months eighteen.v - 21.3 lb 29.9 - 34.viii in
    21 Months nineteen.half dozen - 33.1 lb 30.ix - 36.1 in
    24 Months xx.five - 35.1 lb 31.8 - 37.iv in
    27 Months 21.iv - 36.8 lb 32.3 - 38.ii in
    30 Months 22.three - 38.six lb 33.1 - 39.3 in
    33 Months 23.one - 40.3 lb 33.seven - 40.3 in
    36 Months 23.8 - 42.ane lb 34.4 - 41.2 in
    4 Years 26.9 - 48.7 lb 37.0 - 44.five in

The data in this chart is from The World Wellness 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 have any concerns near baby'south health, talk to your pediatrician correct away.

Read on to learn everything yous need to know about your baby's weight.

How Do Doctors Utilise a Baby Weight Chart?

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

Each infant is different, and not all babies will autumn directly in the center of the nautical chart. In fact, most won't.

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

Breastfed vs. Formula-fed: How Growth Patterns Differ

Breastfed babies proceeds weight differently than formula-fed babies.

  • Days 1-3: Before mom'southward milk comes in, breastfed babies lose near vii percent of their birth weight. Formula-fed babies, on the other manus, only lose almost 3.5 percent 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.
  • 3-12 months: Once babe approaches three months of age, formula-fed babies begin to take hold of upward to—and fifty-fifty tend to exceed—breastfed babies.

But until recently, many growth charts didn't reflect this. In 2016, the CDC finally changed their charts to amend reflect the growth patterns of breastfed children. (Annotation: The interactive nautical chart to a higher place is based on WHO infant weight charts, which accounts for breastfeeding, since globally there are more mothers who breastfeed.)

Baby Weight Chart – WHO – Boys and Girls Growth Bend

Unfortunately, many pediatricians even so go by the old version of the CDC's charts, which can atomic number 82 to defoliation if a baby does not appear to be gaining weight accordingly.This may also result in unnecessary supplementation with formula, introducing solids earlier than generally recommended, or, in farthermost cases, even the recommendation to stop breastfeeding altogether.

Is Your Kid Low on the Baby Weight Nautical chart?

Just because your babe is on the lower end of the scale doesn't mean in that location's anything wrong. Average infant weight is only that—boilerplate.

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

Paying attention to your unique child's growth bend is a meliorate indication of wellness. If infant is at the 25th percentile and then starts going down in percentiles, that may be a concern. If baby is at the 3rd percentile and continues to grow (but stays at the 3rd percentile), there is likely nothing to worry about.

My Infant's Height Doesn't Match His Weight

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

How Much Does the Average Baby Weigh at Birth?

The average babe girl weighs between 5.one-9.7 pounds at nascence, while the boilerplate baby boy weighs between 5.1-10.1 pounds at nativity.

For girls, the 50th percentile—right in the middle of the pack—would be about 7.1 pounds; for boys, the 50th percentile would be about 7.three pounds.

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

The average breastfed infant volition lose about seven percent of their nascency weight in the first three days and the average formula-fed infant will lose 3.5 percent of their nativity weight, according to one study. If baby loses more than 10 pct, speak to your pediatrician and come across a lactation consultant to brand sure baby is getting enough to consume.

Over the class of the next two weeks, infant should gain back any weight lost. Co-ordinate to Dr. Jay Gordon, a pediatrician and author, the average babe gains 4-8 ounces per calendar week in the first month.

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

The normal weight for a 3-month-onetime baby girl is between ix.vii-17.2 pounds, while the normal weight for a iii-month-quondam baby boy is between 10.6-18.3 pounds.

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

To better understand if your baby is on runway, call back of it this fashion: Nearly babies will double their birthweight by about 4-5 months of age, and triple information technology by about 12 months.

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

The brusk answer is no. Solids are not recommended for babies nether 6 months of historic period. The major wellness organizations, including the World Health System, the American Academy of Pediatrics, and American University of Family Physicians, all concur with this statement.

If a baby this age isn't growing well, at that place is often an underlying reason that needs to be addressed, and calculation solids won't set it alone (and may even cause more damage).

Deadening weight gain may happen for many reasons, like:

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

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

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

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

Call a lactation consultant

If you lot're breastfeeding merely babe is not gaining or growing well, that does not necessarily mean you don't have enough milk. Babe can only consume what he can remove from the breast, and if he has a bad latch or a lip or natural language tie, he can't remove milk well. Formula may be needed in the short term (considering, yes, fed is best), just breastfeeding tin virtually ever work with the right back up (and it gets easier too!). A lactation consultant is a great first stride to getting back on rail.

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 limerick and tell y'all how much fatty is in information technology. If your breast milk is low in fatty, you can boost fat levels past adding alfalfa tablets and borage oil to your diet. Yous can also add together food rich in omega-3s, like salmon, walnuts, and flaxseed.

Better formula

If yous do need to supplement, you don't have to go with a brand that contains questionable ingredients. There are better brands out in that location and even bootleg versions that can help proceed baby'southward gut wellness intact and keep him growing well. (Read more about the best formula here.)

Improved diet

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

Banana, avocado, squash, egg yolks, coconut cream, and even pasture-raised meats are all fantabulous food-dense foods for infant that will assistance him head north on the infant weight chart.

Support digestive health

Yous can also support baby'southward digestive health, which can assistance him absorb nutrition more readily. Chest milk is an splendid manner to heal and soothe baby's gut. Some babies demand added probiotics to assistance them with digestion and absorption of nutrients. (The highest rated babe probiotic on the market place can be found here.) You tin too add an infant probiotic to baby'south nutrition directly by placing a drop on your nipple, finger, or pacifier before infant starts suckling. (Learn more about baby probiotics here.) In addition, yous tin can offer fermented foods (beet kvass is easy, considering it's in liquid form) equally well as prebiotic foods, similar nether-ripe bananas, to babies over 6 months quondam to feed the good 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 written report, newborns who were massaged non merely gained more weight per twenty-four hour period, but also appeared more enlightened and had increased motor skills.

Infant Weight Chart: Bottom Line

Just like a snowflake, every baby is different. As long as your infant is growing steadily forth his own curve, there is normally zippo to worry virtually. But when y'all do need help, residual assured—in that location are simple, natural things yous tin do to back up baby's body in growing large, potent and good for you.

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