Steady weight gain is more important in the second and third trimesters — especially if you start out at a healthy weight or you're underweight. According to the guidelines, you'll gain about 1 pound (0.5 kilogram) a week until delivery.
Most women can expect to gain between 11 kg and 16 kg. A typical pattern of weight gain is 1 to 1½ kg in the first 3 months, and 1½ to 2 kg per month for the rest of the pregnancy.
During the third trimester of pregnancy, women can expect to gain around 0.5 to 1 lb per week.
Most will gain 2 to 4 pounds (1 to 2 kilograms) during the first trimester, and then 1 pound (0.5 kilogram) a week for the rest of the pregnancy. The amount of weight gain depends on your situation.
In general, you should gain about 2 to 4 pounds during the first 3 months you're pregnant and 1 pound a week during the rest of your pregnancy. If you are expecting twins you should gain 35 to 45 pounds during your pregnancy.
Is it normal to lose weight at the end of pregnancy? If you're late in the third trimester, you may have reached the end of your pregnancy weight gain. Instead of going up, the numbers may stay the same or even dip slightly during these last few weeks before your baby's arrival.
Pregnancy Weight Gain: Third Trimester
It's possible to gain an extra 12 pounds or so, but keep in mind that healthy weight gain is different for each person. Weeks 28 to 31. As you settle into your third trimester, you might start to gain weight more consistently—at a rate of about one pound each week.
At 29 weeks pregnant, your total pregnancy weight gain at this point should be between 19 and 25 pounds (8.6 to 11.3 kg). The top of your uterus can be felt somewhere between 3 ½ to 4 inches (8.9 to 10 cm) above your belly button.
Most pregnant women gain between 10kg and 12.5kg (22lb to 28lb), putting on most of the weight after week 20. Much of the extra weight is due to your baby growing, but your body will also be storing fat, ready to make breast milk after your baby is born.
Most women lose around 13 pounds (6 kg) right after childbirth, which includes the baby's weight, as well as the weight of the amniotic fluid and placenta. When it comes to fat loss, with a healthy diet and regular exercise, you may lose about 1 pound (0.5 kg) a week.
While your weight gain may slow down a bit during the third trimester, this is when your little one will gain the most weight. Again, you can use your pre-pregnancy BMI to see how much weight you can expect to gain over the course of your whole pregnancy.
During the second trimester, a woman might gain 2 to 3 kg per month as the growth rate of the fetus increases. The third trimester also would see a rapid weight gain of 2 to 3 kg each month, keeping up with the growing needs of the fetus.
You'll Gain Some More Weight
You may feel like there's no way your baby bump and breasts could get any bigger by the time you reach your third trimester…but they will. If you had a normal Body Mass Index (BMI) before getting pregnant, you may expect to gain between 25 and 35 pounds before you give birth.
Starting in week 36, your baby gains about half a pound and grows half an inch a week. Many babies turn head-down and stay in that position for birth. First babies are likely to settle into your pelvis at about week 38.
Your baby when you're 32 weeks pregnant
Your baby is about 28 cm long from head to bottom and weighs about 1.7 kg.
Rapid weight gain
Your baby will also grow an average of six more inches during the third trimester. In addition to baby weight, your body will also gain weight from: fluids. more blood.
Avoid drinks with caffeine, such as coffee, tea, and sodas. Avoid bending over or lying down after meals. Take a short walk after you eat. If heartburn is a problem at night, do not eat for 2 hours before bedtime.
More than 9 out of 10 babies born at term (37 to 40 weeks) weigh between 2.5kg and 4.5kg. If your baby weighs 4.5kg or more at birth, they are considered larger than normal. This is also known as 'fetal macrosomia' and large for gestational age (LGA).
What changes are occurring with your body? The top of your uterus is a little over 5 inches (12.7 cm) from your belly button. Your total weight gain should be between 22 and 28 pounds (10 to 12.7 kg).
As an expecting mother, you might not expect any weight loss until after delivery. But it's not uncommon to lose 1 to 3 pounds of weight 1 to 2 days before going into labor. This isn't fat loss, though. Instead it's your body shedding excess water weight.
Ultrasound is not very reliable for estimating fetal weight near term. For a 9-pound baby, an ultrasound's predictive accuracy is typically 15 to 20 percent off. Which means we may over- or underestimate by more than a pound.
If your BMI was 18.5 to 24.9, you were in the healthy weight range before becoming pregnant, and ideally you should gain between 11.5kg and 16kg: 1 to 1.5kg in the first 3 months then 1.5 to 2kg each month until you give birth. If you were above the healthy weight range, you should gain less.