4 Months Old

The 4 month mark is one of my favorites. Your little one is reaching new milestones, smiling, and might even be sleeping through the night (if we were only so lucky!).

4 months old

Average Height & Weight:

  • Avg girl: 14.2 lbs, 24.4 inches
  • Avg boy: 15.4 lbs, 25.2 inches



  • Brings hands and objects to mouth
  • Holds head up for long periods of time
  • Giggles and reacts to funny faces or peekaboo
  • Vision starts to see further distances
  • Reaches for toys such as keys and teethers
  • Rolls from stomach to back and push up to elbows



  • Nurse/bottle 4-6x a day (24-36 ounces a day)
  • Talk to your doctor if your baby is ready to begin solids. Many experts recommend waiting until 6 months.



  • 14-15 hours a day
    • 3 naps, totaling 5 hours
    • Sleep 10-11 hours overnight (may wake 1-2x)


Activity Ideas:

  • Gently shake a rattle or noise maker and pass to baby
  • Go for a walk around the mall or outside
  • Rock and sing lullabies to help baby learn and listen


Must Have Products:

  • Baby Wrap


  • Rattle


Example Schedule

  • 6:30 AM – Wake, Nurse/Bottle (5-8 oz.)
  • Playtime
  • 9:30 AM – Nurse/5-8 oz. Bottle
  • Nap ~2.5 hours
  • Activity
  • 1:00 PM Nurse/5-8 oz. Bottle
  • 2 PM – Nap ~1.5 hour
  • 4 PM – Nurse/5-8 oz. milk
  • 4:15 PM – Nap ~45 min
  • 7 PM – Nurse/5-8 oz. Bottle & Bedtime routine


Babies meet milestones at their own rate, and no babies’ schedules are the same. Consult with your pediatrician for questions.

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