How Big Is Your Baby in Second Trimester?

Sock monkey
Wonder how big your baby is now? Here's an approximate look at size, weight and height in the second trimester.

Week 14

Baby's Length: 3.25-4 in.

Baby's Weight: 1-1.50 oz.

Baby's Size: Peach

All length measurements in the second trimester are considered crown to rump (head to butt) because your baby's still too small to get an accurate head-to-toe assessment.

Shawn Vincent -
Shawn Vincent -

Week 18

Baby's Length: 5-5.5 in.

Baby's Weight: 5-7 oz.

Baby's Size: Soda Can

Uyen Le -
Uyen Le -

Week 24

Baby's Length: 8-8.5 in.

Baby's Weight: 1.25 - 1.5 lb.

Baby's Size: 1/2 Gallon of Milk

Week 27

Baby's Length: 9.25-9.50 in.

Baby's Weight: 2-2.25 lbs.

Baby's Size: Sock Monkey

All content on this Web site, including medical opinion and any other health-related information, is for informational purposes only and should not be considered to be a specific diagnosis or treatment plan for any individual situation. Use of this site and the information contained herein does not create a doctor-patient relationship. Always seek the direct advice of your own doctor in connection with any questions or issues you may have regarding your own health or the health of others.

Share the gallery

All Topics in Fetal Development

Parents may receive compensation when you click through and purchase from links contained on this website.