Skip to content
C

Pregnancy Weight Gain Calculator

Recommended gain by BMI.

Pregnancy weight gain

Pre-pregnancy BMI
23.3
Total gain recommended
25–35 lb
Expected at wk 20
9.4–12.0 lb
Pregnancy Weight Gain Calculator · Generated 4/27/2026 · calcly.app/calculators/health/pregnancy-weight-gain

Related fitness & health calculators

BMI Calculator
Body Mass Index and healthy weight range.
Calorie Calculator
Daily calorie needs for goals.
Body Fat Calculator
Body fat percentage (U.S. Navy method).
BMR Calculator
Basal metabolic rate at rest.
Macro Calculator
Protein / carb / fat split for your calories.
Ideal Weight Calculator
Several clinical formulas.

About the Pregnancy Weight Gain Calculator

MethodologyHome

Recommended gain by BMI. Use this free pregnancy weight gain calculator to get instant results. All calculations run in your browser — nothing is sent to a server.

Frequently asked questions

What does this Pregnancy Weight Gain Calculator do?

Recommended gain by BMI.

Is it free?

Yes — every calculator on Calcly is free, with no sign-up or account required.

Does it work offline?

The site is a Progressive Web App — after your first visit, most pages work without an internet connection.