Week 24 of pregnancy
24 Weeks Pregnant
Second trimester
Baby size
About the size of a cantaloupe
30 cm
What's developing
The baby reaches the age of viability with medical support. Fingerprints and footprints are forming.
Common symptoms this week
- Glucose test soon
- Itchy belly
- Puffy hands
- Occasional heartburn
This is an estimate for information only — only about 1 in 20 babies arrive on their due date. Always confirm dates with your midwife or doctor.
How big is a baby at 24 weeks?
Baby growth chart
Typical fetal length and weight from week 8 to week 40.
Length
cmWeek 24: 30.0 cm
Weight
gramsWeek 24: 600 g
Typical averages based on Hadlock / ACOG references. Weeks 8–20 use crown–rump length; weeks 21–40 switch to crown–heel — that's the small jump you'll see mid-chart. Real babies vary — your ultrasound is the reliable number for you.55
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