Pregnancy Weight Gain Calculator

Track your pregnancy weight gain and ensure you're maintaining a healthy range based on your pre-pregnancy BMI and current week of pregnancy.

Weight Gain Calculator

Total inches (5 feet 5 inches = 65 inches)

Healthy Weight Gain Guidelines

Underweight (BMI < 18.5)

28-40 lbs (12.7-18.1 kg) total gain

Normal Weight (BMI 18.5-24.9)

25-35 lbs (11.3-15.9 kg) total gain

Overweight (BMI 25-29.9)

15-25 lbs (6.8-11.3 kg) total gain

Obese (BMI ≥ 30)

11-20 lbs (5.0-9.1 kg) total gain

Weight Gain Timeline

First Trimester (Weeks 1-13)

1-4.5 lbs (0.45-2.04 kg) total

Second Trimester (Weeks 14-27)

1-2 lbs (0.45-0.9 kg) per week

Third Trimester (Weeks 28-40)

1-2 lbs (0.45-0.9 kg) per week

Note: These are general guidelines. Always consult your healthcare provider for personalized advice.