5 Months Old

What to expect at 5 months old: milestones, growth, and gear.

At 5 months old, your baby is developing fast. Here are the milestones to watch for.

Milestones

  • Sits with support
  • Brings objects to mouth
  • Recognizes own name

Frequently asked — 5 Months Old

What milestones should I expect at 5 months old?

Common milestones include: Sits with support; Brings objects to mouth; Recognizes own name. These are typical ranges — reaching them a bit earlier or later is usually normal. Contact your pediatrician if your baby misses several milestones for their age or loses skills they had.

How much should 5 months old sleep?

Around 12–16 hours/day incl. naps, typically with 3 naps during the day. Sleep needs and patterns vary, and regressions are common around 4, 8–10, and 18 months. Always follow safe-sleep rules: on the back, on a firm flat surface, with nothing in the sleep space, for the first year.

What and how much should 5 months old eat?

Breast milk or formula only, on demand (about every 2–4 hours). No water, juice, or solids are needed before about 6 months. Follow your baby’s hunger and fullness cues.

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