Baby age, week by week
47 Weeks Old — How Many Months?
A 47-week-old baby is 329 days old — about 10 months and 25 days.
This week
Eleven months - waves, claps, and points are reliable crowd-pleasers.
The math
47 weeks = 329 days ≈ 10 months + 25 days
A month is longer than 4 weeks — on average 30.44 days — so you can't just divide by 4. The exact answer shifts a little with the calendar, so for the day-perfect number, use the calculator with your baby's real birthday.
Get the exact age →What babies do around week 47
At 47 weeks your baby is near the 11 Months mark. Around this age, many babies:
- Stands alone, strong and steady
- Says 1-3 clear words besides mama and dada
- Shows love freely, with hugs and pats