A 6-month-old needs 12 to 16 hours of total sleep per 24-hour period, including nighttime sleep and naps. Most babies this age get around 10 to 12 hours at night and another 3 to 4 hours spread across daytime naps.
Nighttime Sleep at 6 Months
By 6 months, most babies are capable of longer stretches of nighttime sleep, but that doesn’t mean they’re sleeping through the night without waking. Research on infants aged 6 to 12 months found that 78.6% still regularly woke at least once per night, and 61.4% received one or more milk feeds overnight. So if your 6-month-old is still waking to eat, that’s well within normal range.
A typical bedtime for this age falls somewhere between 7:00 and 8:00 PM, with a morning wake-up around 6:00 to 7:00 AM. The goal is a nighttime stretch of roughly 10 to 12 hours, even if it includes a feeding or two.
How Naps Should Look
Most 6-month-olds take three naps per day, though some are starting to transition down to two. The total daytime sleep goal is 3 to 4 hours, and keeping it under 4 hours helps protect nighttime sleep. That third nap of the day is usually the shortest, often just 30 to 45 minutes, while the earlier naps run longer. No single nap should exceed about 2 hours.
Between naps, your baby needs 2 to 3 hours of awake time. These “wake windows” tend to get longer as the day goes on. Your baby might only need about 2 hours of awake time before the first morning nap but closer to 3 hours before bedtime. Stretching wake windows too long leads to overtiredness, which paradoxically makes it harder for babies to fall asleep and stay asleep.
Signs Your Baby Is Tired
Catching sleepy cues early makes a real difference at this age. The first signs are subtle: yawning, droopy eyelids, staring into the distance, or furrowed brows. You might also notice your baby rubbing their eyes, pulling on their ears, or sucking their fingers.
If you miss those early signals, the cues escalate. A tired baby will start turning away from stimulation, losing interest in toys, food, or your face. They become clingy and fussy. Overtired babies often make a prolonged whining sound (sometimes called “grizzling”) that can tip into loud, frantic crying. Some overtired babies even sweat more than usual, because the stress hormone cortisol rises with exhaustion. Once a baby crosses into overtired territory, settling them becomes significantly harder, so acting on those early cues pays off.
The 6-Month Sleep Regression
If your baby was sleeping well and suddenly isn’t, you’re likely dealing with a sleep regression. At 6 months, a lot is happening at once. Babies are learning to sit up, some are starting early crawling movements, and teething often kicks in around this time. All of that physical and cognitive development can disrupt sleep patterns temporarily.
There’s also an important mental shift happening between 6 and 9 months: object permanence. Your baby now understands that you still exist when you leave the room, which means they may resist being put down alone or cry out for you more at night. This is a normal developmental milestone, not a behavioral problem. Sleep regressions at this age are temporary, typically resolving within a few weeks as your baby adjusts to their new skills.
Safe Sleep Setup
The American Academy of Pediatrics recommends placing your baby on their back for every sleep, on a firm, flat mattress covered only by a fitted sheet. No pillows, blankets, stuffed animals, or bumper pads in the crib. Sleep surfaces with an incline greater than 10 degrees are unsafe for infant sleep.
By 6 months, your baby has likely started rolling, which means swaddling is no longer appropriate. A rolling baby who is swaddled faces an increased suffocation risk. Sleep sacks with open arms are a safe alternative for warmth. The AAP also recommends that babies sleep in your room (but on their own separate surface) for at least the first 6 months, and offering a pacifier at nap and bedtime can reduce the risk of SIDS.
Avoid overdressing your baby or covering their head, as overheating is a risk factor. A good rule of thumb: dress them in one layer more than you’d wear comfortably in the same room.
Sample Schedule
Every baby is different, but a realistic day for a 6-month-old on three naps might look something like this:
- 7:00 AM: Wake up
- 9:00 AM: First nap (about 1 to 1.5 hours)
- 12:30 PM: Second nap (about 1 to 1.5 hours)
- 4:00 PM: Third nap (30 to 45 minutes)
- 7:00 PM: Bedtime
The key numbers to watch are total daytime sleep (3 to 4 hours), wake windows (2 to 3 hours between sleep periods), and total 24-hour sleep (12 to 16 hours). If your baby consistently falls outside these ranges but seems well-rested, happy, and developing normally, their individual needs may simply sit at one end of the spectrum. Sleep requirements vary from baby to baby, and the ranges exist for exactly that reason.