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Baby sleep basics: Birth to 3 months. Typical sleep patterns for newborns. Newborns sleep a lot â typically up to 16 to 17 hours a day. But most babies don't stay asleep for more than two to four hours at a time, day or night, during the first few weeks of life. The result? Lots of sleep for your baby and a very irregular â and tiring â schedule for you.
Veer. Sleep Hours. Over the next six months, your baby's sleep needs won't change much. From 6 to 8 months, a baby should get an average of 11 uninterrupted hours of sleep each night and 3.5 hours each day, spread out over two to three naps (a morning, afternoon, and late-afternoon nap).rom 6 to 8 months, a baby should get an average of 11 uninterrupted hours of sleep each night and 3.5 hours each day, spread out over two to three naps (a morning, afternoon, and late-afternoon nap).