Knowing how much sleep your baby needs can be confusing when your neighbor's newborn baby sleeps 17 hours a day and your friend's a toddler sleeps 13 hours a day. Setting your expectations is an important first step. Baby and Toddler Sleep Needs Chart Age Total Amount of Nighttime Sleep Total Amount of Naptime Sleep # of Naps Notes Newborns to 3 month olds 10-11 hours at night 4-5 hours per day 4-5 naps Short naps are common 4 to 5 month olds 10-12 hours at