An 8-month-old typically drinks 24 to 32 ounces of breast milk per day, spread across several feedings. That total will vary depending on how much solid food your baby is eating, since solids are gradually replacing some of the calories that used to come entirely from milk.
Daily Volume and Per-Feeding Amounts
If you’re pumping and bottle-feeding, expect each feeding to be around 3 to 4 ounces of expressed breast milk. At 8 months, a baby’s stomach holds roughly 7 to 8 ounces, so feeds larger than that can cause spit-up or discomfort. Most babies this age take somewhere between six and eight milk feedings in 24 hours, though that number naturally drops as solid food intake increases.
If you’re nursing directly, you won’t be able to measure ounces, and that’s completely fine. Breast milk intake self-regulates when you nurse on demand. Your baby takes what they need, and your supply adjusts to match. The 24 to 32 ounce range is a useful benchmark for bottle-feeding parents, but nursing parents can rely on other cues to know intake is on track.
How Solids Fit Into the Picture
Breast milk remains the primary source of nutrition between 6 and 12 months. Solid foods are supplementary at this stage, not a replacement. In practice, that means you’ll want to offer breast milk before meals rather than after, so your baby fills up on milk first and treats solids as bonus calories and practice with new textures.
As your baby gets more skilled with solids over the coming weeks, you’ll notice milk intake gradually decreasing on its own. Some 8-month-olds eat three small solid meals a day, others are still working up to that. Either pace is normal. The shift from milk-dominant to food-dominant nutrition happens slowly, typically completing closer to 12 months.
Water and Other Fluids
At 8 months, your baby can have small amounts of water, around 4 to 8 ounces per day. Water is meant to help with hydration alongside solids, not to replace any breast milk. Offering a few sips from an open cup or straw cup at mealtimes is enough. Juice isn’t necessary and can displace the more nutrient-dense calories from milk.
Nighttime Feedings
Many 8-month-olds can sleep long stretches without eating, especially if they’re getting enough calories during the day. Some still do better with one night feed, often a dream feed or an early morning session around 3 to 5 a.m. There’s no need to wake your baby to feed at this age unless your pediatrician has specifically asked you to. If you’re looking to drop night feeds, the key is making sure daytime intake is solid, both milk and food combined.
Signs Your Baby Is Getting Enough
Since you can’t measure what a nursing baby drinks, these indicators tell you intake is adequate:
- Wet diapers: Six or more per day, with pale or nearly colorless urine.
- Contentment between feeds: Your baby seems satisfied for 1 to 3 hours after nursing.
- Steady weight gain: Your pediatrician tracks this on a growth curve at well-child visits. Consistent growth along your baby’s own percentile line matters more than hitting a specific number.
- Energy and development: An alert, active baby who’s meeting milestones is almost certainly well-fed.
If your baby is producing fewer wet diapers than usual, seems unusually fussy after feedings, or their weight curve flattens, those are worth flagging at your next appointment. A single off day isn’t cause for concern, but a pattern over several days can signal that intake needs a closer look.
Why Intake Varies So Much
The 24 to 32 ounce range is wide for a reason. Some 8-month-olds are enthusiastic eaters who take in a fair amount of calories from solids, naturally pulling their milk intake toward the lower end. Others are still lukewarm about food and rely heavily on breast milk, staying closer to the upper end. Growth spurts, teething, and minor illnesses can all shift intake day to day. A baby who nurses constantly one day and barely shows interest the next is behaving normally.
The total also depends on your baby’s size. A baby in the 90th percentile for weight needs more total calories than one in the 15th percentile. Rather than fixating on a specific ounce target, the combination of growth tracking, diaper output, and your baby’s overall behavior gives you a much more reliable picture of whether they’re getting what they need.