Weight gain during pregnancy varies from woman to woman. it also depends on body type. Talk with your healthcare provider about the amount of weight gain that's best for you. Also talk with your provider about diet and exercise during pregnancy.
The information in the chart below comes from the Institute of Medicine.
Rate of gain in 2nd and 3rd
less than 18.5
1 (1-1.3) lbs/week
1 (0.8-1) lbs/week
0.6 (0.5-0.7) lbs/week
greater than 30.0
0.5 (0.4-0.6) lbs/week
In most cases, total weight gain at the end of pregnancy is estimate below. The information comes from the March of Dimes.
Maternal energy stores(fat, protein, and other nutrients)