Daily Water Intake Calculator

Last updated: 2026-08-24

Daily Water Intake Calculator — Calculate daily water intake.
Inputs
Result
Enter values and press Calculate

How to use it

  1. Multiply weight in kg per 0.033 to water base
  2. Calculate water extra: minutes ejercicio × 0.5 ÷ 60
  3. Add water base + water extra to total daily
  4. Divide between 0.25 to Obtain vasos of 250ml

Common mistakes

  • ⚠️ Beber all the water of a vez (best distribuir during the day)
  • ⚠️ Not increase water in climas calurosos or per altitud
  • ⚠️ Count café/alcohol as hydration ( are diuréticos, deshidratan)

Worked example

Calculate water for 75kg person.

The water total includes base metabolic more hydration per ejercicio; a vaso typical contains 250ml.

Input guide

FieldTypical range
peso_kgPeso common: 45-120 kg
ejercicio_minActividad: 0-120 min/day