3rd TrimesterMonth 9Week 38 of 40
38 Weeks Pregnant
— How Many Months Is It?
38w
Equivalent to
Month 9
3rd Trimester
🎃
Baby is the size of a
Pumpkin
49.8 cm (~19.6 in) · 3.1 kg
🌱Fetal Development Milestones — Week 38
Full term! All organs are completely prepared for life outside the womb.
Pregnancy timeline progress95%
Week 1Week 38Week 40
Calculate Your Exact Due Date
Enter your last period date for an instant gestational calculation
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Enter your date to calculate gestational age.
Based on ACOG guidelines and Naegele's Rule for informational purposes only. Consult your OB-GYN.
Frequently Asked Questions — Week 38
38 weeks pregnant equals Month 9 of gestation in the 3rd Trimester. Because calendar months vary between 28 and 31 days while weeks are exactly 7 days, clinical tracking in weeks provides the most accurate timeline.
Full term! All organs are completely prepared for life outside the womb.
Use the calculator above: enter the first day of your last period (LMP) and the tool will calculate your exact estimated due date using Naegele\'s Rule (LMP + 280 days).