Pregnancy week by week

28 weeks pregnant

At 28 weeks you are in month 7 and the third trimester. Your baby is about the size of an aubergine: 37.6 cm and 1.2 kg.

As big as

aubergine

Length

37.6 cm

Weight

1.2 kg

Month

7

Trimester

third trimester

To go

84 days

Averages. Measured crown to rump up to week 20, crown to heel after that. Healthy babies vary a lot.

Your baby this week

There may be dreaming: REM sleep has been measured at this age.

Your body

Feeling short of breath on exertion is normal with the womb sitting higher.

Good to know

The baby probably dreams: REM sleep can be measured.

To sort around these weeks

  • Agree your leave start date with your employer.
  • Write a birth plan and go through it with your midwife.

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Frequently asked questions

How many months is 28 weeks pregnant?

28 weeks pregnant falls in month 7 of your pregnancy.

Which trimester is 28 weeks?

At 28 weeks you are in the third trimester.

How big is a baby at 28 weeks?

On average 37.6 cm, about the size of an aubergine. Healthy babies vary a lot.

How long to go at 28 weeks?

Until your due date (40 weeks): 12 weeks, 84 days.

All weeks

General information, not medical advice. If in doubt, call your midwife or GP. Sources: WHO fetal growth charts (Kiserud et al., PLoS Med 2017); Robinson and Fleming 1975; NHS, Your pregnancy and baby guide.