3 Months Old

At just three months, you might be starting to see a little personality shine through from your little one.  As you head into the 3rd month, this is typically a time you can start to seed a routine, and focus on sleep training!

routine for 3 month old

Average Height & Weight:

  • Avg girl: 12.9 lbs, 23.5 inches
  • Avg boy: 14.1 lbs, 24.2 inches



  • Follows objects with eyes
  • Smiles when she sees your face or hears your voices
  • Raises head and chest, or holds upper body with arms, during tummy time
  • Grasps and shakes toys
  • Opens and closes hands, brings hand to mouth



  • Nurse/bottle 4-6x a day (16-32 ounces a day)



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


Activity Ideas:

  • Rock and sing lullabies to help baby learn and listen
  • Play toys on baby play mat, alternate toy placement so baby’s head is in different positions

Must Have Products:

  • Activity play mat

  • Bumbo seat

Example Schedule

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