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Which baby weight is good?

Published in Baby Weight 2 mins read

A healthy baby weight falls within a range, and most babies are perfectly fine even if they are outside the average.

Healthy Weight Range for Newborns

Generally, newborns born between 37 and 40 weeks typically weigh:

  • Minimum: 5 pounds, 8 ounces (2,500 grams)
  • Maximum: 8 pounds, 13 ounces (4,000 grams)

Key Points to Consider

  • Individual Variation: Babies come in different sizes, and this range is just an average.
  • Weight Outside the Average: As stated in the provided information, newborns who are lighter or heavier than this average are usually fine. There is no single "perfect" weight.
  • Factors Affecting Weight: Many factors influence a baby's birth weight, including genetics, maternal health, and gestational age.
  • Focus on Overall Health: Rather than focusing solely on a number, healthcare providers look at the baby's overall health.


When to Consult a Healthcare Provider

While many variations are normal, it's always good to discuss any concerns with your pediatrician. They will assess the baby's growth and development. Here are some guidelines that may indicate a need for further evaluation:

  • Significant Weight Deviation: If your baby is significantly smaller or larger than the average.
  • Weight Loss After Birth: If your baby experiences unexpected weight loss after birth.
  • Issues with Feeding: Any feeding difficulties or concerns about nutrient intake.
  • Slow Weight Gain: When weight gain is unusually slow.


Summary Table

Metric Average Range
Weight (grams) 2,500 to 4,000 grams
Weight (lbs/ounces) 5 pounds 8 ounces to 8 pounds 13 ounces
Gestational Age 37 to 40 weeks


In short, it is the general health of the baby that should be prioritized rather than solely focusing on a single number. Remember that a healthy baby weight falls within a range and that many factors can influence a baby's birth weight.