Pregnancy Weight Gain Calculator

Enter your details below and get instant results

Enter the height (cm) to calculate
Enter the pre-pregnancy weight (kg) to calculate
Enter the current week to calculate

Pregnancy Weight Gain Calculator

Find out how much weight you should gain during pregnancy based on your pre-pregnancy BMI and current week.

How to Use

  • Enter your height
  • Enter your pre-pregnancy weight
  • Enter your current pregnancy week
  • Click Calculate to see recommended weight gain ranges
Health 2 views Updated: Jul 2026

Formula

Based on IOM guidelines by pre-pregnancy BMI

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