Baby Wake Windows. 75 to 120 minutes. The best way to know when your baby needs a nap is to be aware of the time they wake from last sleep to next sleep.
Take note of the wake windows. If your baby is acting tired interacting less or sleep has become an issue then your baby is probably staying awake too long. Keep a little journal and see if theyre giving you a pattern to their sleep cycles.
2 to 3 hours.
4 to 6 hours. 3 to 4 hours. If youre struggling with wake windows my baby sleep cheat sheets have baby wake windows for ages Newborn through 3 Years old broken down by age as well as nap schedules for each age. The amount of time a baby can stay comfortably awake before she needs another nap is called a wake window.