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What should a 1-month-old baby's weight be?

⚡ Short answer: A 1-month-old baby's weight depends on their birth weight, but as a general reference: A healthy baby who regains their birth weight within approximately 2 weeks will have gained approximately 600–1000 grams by the end of the first month.

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1 aylık bebek annesi · Health

What should a 1-month-old baby's weight be?

Maiyko AI ADVISOR

The real reply from the in-app AI advisor

A 1-month-old baby's weight depends on their birth weight, but as a general reference: A healthy baby who regains their birth weight within approximately 2 weeks will have gained approximately 600–1000 grams by the end of the first month. This means that a baby with an average birth weight of 3–3.5 kg may weigh approximately 3.6–4.5 kg at 1 month old.

According to WHO (World Health Organization) growth charts, 1-month-old girls average around 4.2 kg, and boys around 4.5 kg. However, what matters is not a single number but your baby's own growth curve — that is, consistent weight gain and overall health. If your baby is having 5–6 wet diapers daily and appears alert and nursing consistently, weight gain is usually on track. If you're uncertain, tracking your baby's growth curve together with your pediatrician is the best approach.

⚕️ Health note: This answer is for general information only; it is not medical advice. Every baby is different — for decisions about your baby's health, consult your pediatrician.

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