30 weeks pregnant
Trimester 3 · about 6 months · baby is about the size of a large cabbage.
Baby at 30 weeksa large cabbage39.9 cm · 1.3 kg
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Your baby this week
The brain surface starts forming its characteristic folds.
You this week
Fatigue often returns.
Frequently asked questions
How many months is 30 weeks pregnant?
30 weeks is about 6.9 months of gestation, counted from the first day of your last period. You are in the third trimester.
How big is a baby at 30 weeks?
Around 39.9 cm long and 1.3 kg, roughly the size of a large cabbage. These are averages; individual babies vary.
Not sure which week you're in? The pregnancy calculator works it out from your last period or due date.