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Baby weight chart by month in kg

Babies come in all shapes and sizes. Weight can vary drastically. The average weight for full-term babies is 7 pounds, 5 ounces. However, a percentage of healthy, full-term babies are born under or over that average weight.

A weight chart helps you to track your baby’s weight and assures you that your baby is growing normally in a healthy way. Baby Girls and boys follow different weight patterns as the boys’ weight rates are higher than girl’s.

Chart of average weights

 

Weight for age – Girls

Some babies will always be small and others will always be large. The important thing is that they are growing as expected for their percentile. The charts help you track this by showing normal growth curves

Weight for age – Boys

You can plot your baby’s growth to see if it follows a similar pattern to other babies on that percentile.

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Weight in premature babies

  • Babies born at a low birth weight weigh between 3 pounds, 5 ounces (1.5 kilograms) to 5 pounds, 8 ounces (2.5 kilograms) at birth.
  • Babies born at a very low birth weight weigh less than 3 pounds, 5 ounces at birth (1.5 kilograms) at birth.

What factors affect baby weight?

  • Genetics.
  • Length of pregnancy.
  • Nutrition during pregnancy.
  • Lifestyle habits during pregnancy.
  • Your baby’s sex.
  • Health conditions of the birth mother during pregnancy.
  • Number of babies in the womb at one time.
  • Birth order. Firstborns can be smaller than their siblings.
  • Your baby’s health.

Health concerns for underweight babies

  • Difficulty suckling
  • Not getting enough daily feedings or calories
  • Vomiting or gagging on milk
  • Exposure to a prenatal infection
  • Birth defects, such as cystic fibrosis
  • Medical conditions, such as gastroesophageal reflux or congenital heart disease

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