38 Weeks Pregnant with Twins

Here’s what to expect when you are 38 weeks pregnant with twins:

Fetal Development

By 38 weeks in the twin pregnancy your twins each average the following measurements:

Head circumference: 13.5″ (331mm)
Abdominal Circumference: 13.25″ (336mm)
Femur Length: 2.8″ (70mm)

What to Expect

Typical weight gain for Mom at this point is about one pound per week (0.6kg).

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Total weight gain for the twin pregnancy so far will average between 40 to 56 pounds (18.1 to 25.4kg).

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(RELATED: Check out the Dad's Guide to Twins Youtube channel for additional helpful twin tips and tricks videos.)

Belly Picture

Belly picture at 38 weeks:
38 Weeks Pregnant with Twins Belly

If Your Twins Were Born This Week

Your twins are considered to term. They are typically born as healthy as their singleton counterparts. Twins born during the 38th week average a hospital stay of about 5 days and normally go home with Mom when she leaves the hospital.

Tracy M. recounts that her “sweet girls arrived healthy at 38 weeks on the scheduled c-section! I thank God for keeping me calm & keeping my babies in my belly full term, though having lots of contractions starting at 32 weeks!”

Patrick B. had twins born at 38 weeks. His son was 7lbs 8oz and his daughter 6lbs 5oz. No NICU time.

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Chris and Mason’s twins were born via c-section at 38 weeks because their daughter was breech.

Tony Hurley’s twins were born after his wife was induced at 38 weeks. Twins were born healthy via c-section and went home after 3 days.

Eric Olson’s twin boys showed no signs of wanting to leave the womb so were born via c-section at 38 weeks weighing in at 6lbs 3oz and 7lbs respectively.

Adam Ross’ twin girls made it full term to 38 weeks. Born healthy and went home when mom was discharged from the hospital.

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Dave McDonald’s fraternal twin boys were a healthy combined 14 pounds at birth.

What to Prepare This Week

Frankly, when Mom is 38 weeks pregnant with twins, the time to prepare is past. Wrap up any remaining items you need to handle today. By this time, you should be able to schedule a c-section if needed or desired. Talk to your doctor about the medical reasons for letting the pregnancy go beyond 38 weeks.

(RELATED: Check out the Dad's Guide to Twins Youtube channel for additional helpful twin tips and tricks videos.)

Dad’s Thoughts

By the time Mom reaches 38 weeks pregnant with twins, you have hopefully put everything you need into place for the twins’ arrival. If you’ve been diligent over the last several months, you might have a few days rest before the twins arrive.

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Sources: When You’re Expecting Twins, Triplets, or Quads: Proven Guidelines for a Healthy Multiple Pregnancy by Dr. Barbara Luke and Tamara Eberlein and Babycenter’s Average fetal length and weight chart


Further Reading

Dad's Guide to Raising Twins book
Don't forget to pick up a copy of the definitive guide to raising twins. "Dad's Guide to Raising Twins" was written for fathers of twins to help guide you through the first several years with twins. Click here to learn more about the book and get your copy.