Pregnancy week by week / Week 23
23 weeks pregnant
That’s 6 months — the second trimester, with 17 weeks to go.
Baby size at 23 weeks
Your baby is about 28.9 cm (11.4 in) long and weighs about 0.50 kg (1 lb 2 oz) — roughly the size of a large mango.
What’s happening at 23 weeks
The lungs are developing rapidly in preparation for breathing. The baby can hear your voice clearly and may respond to loud sounds.
Common symptoms at 23 weeks pregnant
- •Noticeable kicks
- •Swollen ankles and feet
- •Braxton Hicks
- •Heartburn
- •Snoring and congestion
Every pregnancy is different — you may have all, some or none of these. Contact your doctor or midwife about anything that concerns you.
Count down to your due date
If you’re 23 weeks pregnant today, your due date is around Tuesday, October 13, 2026. Adjust the date below and create a free countdown to share.
First day of your last menstrual period (how doctors date a pregnancy)
⚕️ This is an estimate based on Naegele’s rule (40 weeks from your last period). Only about 1 in 20 babies arrive on the exact due date. Always confirm with your doctor or midwife.
FAQ
How many months is 23 weeks pregnant?
23 weeks pregnant is about 6 months, in the second trimester.
How big is the baby at 23 weeks?
At 23 weeks the baby is about 28.9 cm (11.4 in) long and weighs about 0.50 kg (1 lb 2 oz) — roughly the size of a large mango.
What are the symptoms at 23 weeks pregnant?
Common symptoms around 23 weeks include noticeable kicks, swollen ankles and feet, braxton hicks, heartburn. Symptoms vary a lot from person to person — contact your provider if anything worries you.
When is my due date if I am 23 weeks pregnant?
If you are exactly 23 weeks pregnant today, your estimated due date is around Tuesday, October 13, 2026 — 17 weeks from now. Use the calculator below with your real last-period date for a personalised estimate.
See every stage on the pregnancy week-by-week guide or open the full due date calculator.