You are now in 13th week of your pregnancy and the fetal age is 12 weeks, 6 days.
At the end of week 13 of pregnancy, baby (fetus) has an average length of about 2.91 inches or 7.4 centimeter measured Crown to Rump (CR) and weighs about 0.81 ounce or 23 grams.
Find fetal growth in 13th week or fetal growth week-by-week or fetal development in 3rd month or in First Trimester.
First trimester starts on very first day of your last menstrual cycle on 15-Jul-2025 and ends on 07-Oct-2025
Second trimester is from 08-Oct-2025 to 20-Jan-2026
While Third trimester begins 21-Jan-2026 onwards.
The expected date of birth of your baby is 21-Apr-2026, however depending upon fetal growth and your age, the baby may be born between 07-Apr-2026 and 28-Apr-2026.
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