30 Weeks Pregnant

You’re in the third trimester and your baby is about the size of a coconut. Here’s how your baby is developing, what you might feel, and the check-ups to plan this week.

Reviewed against ACOG & WHO guidance Updated 25 September 2026
Baby is about the size of
A coconut (nariyal)
Length ~39.9 cmWeight ~1.3 kgTrimester 3Month 7

Sizes are averages; from week 20 length is measured head to heel. Not sure which week you’re in? Calculate it.

Your baby at 30 weeks

The lanugo hair is starting to shed. Bone marrow has fully taken over red blood cell production, and the surface of the brain is developing its characteristic folds.

Your body at 30 weeks

Tiredness returns in the third trimester. You may feel clumsy as your balance changes.

Common symptoms this week

  • Fatigue
  • Clumsiness
  • Mood swings

Tips & to-do list

  • Choose your delivery hospital and check it has 24-hour emergency and newborn care.
  • Start making a hospital bag checklist.
  • Rest in the afternoon if you can.

Check-ups and tests around this week

  • Tdap/Td vaccination as advised (27–36 weeks)
  • Growth scan and Doppler if advised (28–32 weeks)
  • Antenatal visits about every 2 weeks

Week 30 at a glance

At 30 weeks
TrimesterThird trimester
Pregnancy monthMonth 7 of 9
Weeks to due date10 weeks
Days pregnant210–216 days
Progress75% of 40 weeks

When to call your doctor

Contact your doctor or go to hospital straight away if you notice:

  • Reduced or changed baby movements
  • Waters breaking or any bleeding
  • Severe headache, vision changes, pain under the ribs
  • Regular painful contractions before 37 weeks
  • Severe itching of palms and soles

Questions about 30 weeks pregnant

How many months is 30 weeks pregnant?

30 weeks pregnant falls in month 7 of pregnancy, in the third trimester. For medical purposes, weeks and days are more precise than months.

How big is my baby at 30 weeks?

At 30 weeks your baby is about the size of a coconut (nariyal) – roughly ~39.9 cm long and weighing about ~1.3 kg.

Is it normal to have no symptoms at 30 weeks?

Yes. Every pregnancy is different, and symptoms come and go. Feeling well is not a sign that something is wrong. If you have concerns, or notice any warning signs listed on this page, contact your doctor.

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Medical disclaimer: The results and information on this page are estimates for general education only. They are not a diagnosis and do not replace advice from your gynaecologist, obstetrician or midwife. If you have pain, bleeding, reduced baby movements or feel unwell, contact your doctor or call 108 immediately. Read the full disclaimer.

Written by the Pregnancy Calculator editorial team. Based on published obstetric guidance (ACOG, WHO, MoHFW India, FOGSI). Last updated . How we create content.