Week 10: Officially a fetus
You’re 10 weeks pregnant — about 30 weeks to go. Your baby is roughly the size of a kumquat.
Size of
a kumquat
Length
3.1 cm
1.2 in · crown to rump
Weight
4 g
0.14 oz
Your baby this week
Your baby is now officially a fetus. Vital organs are fully formed and tiny fingernails and hair follicles are starting to develop. The bones and cartilage of the legs are forming.
Your body & how you might feel
You may notice the first hints of a bump as your uterus grows to the size of a grapefruit. Non-invasive prenatal testing (NIPT) can be offered from now.
Common symptoms at week 10
- Visible veins
- Round-ligament twinges
- Tender breasts
- Fatigue
This week’s tip: If you are considering genetic screening like NIPT, ask your provider now — it can usually be done from week 10.
A gentle reminder: This is an estimate, not medical advice. Dates and figures are general guidance — every pregnancy is different. Your healthcare provider’s assessment, especially from an early ultrasound, always takes priority. Always speak with your provider about your pregnancy.
Week 10 FAQs
How big is the baby at 10 weeks?
At 10 weeks pregnant, your baby is roughly the size of a kumquat, about 3.1 cm (1.2 in) long and around 4 g. These are typical averages — every baby grows at its own pace.
How many months is 10 weeks pregnant?
10 weeks pregnant is about 2 and a half months, in the first trimester, with about 30 weeks to go until your due date.
What are common symptoms at 10 weeks?
Common experiences around week 10 include visible veins, round-ligament twinges, tender breasts, fatigue. Symptoms vary widely — contact your provider if anything worries you.