ironroot

Water Intake Calculator

Estimate how much water to drink each day.

  • Private
  • No sign-up
  • Works in your browser
Daily water target
2.5 L
That's about
10 glasses
250 ml each

A general guide only. Needs vary with climate, health and diet.

What is the Water Intake Calculator?

Enter your bodyweight and how much you exercise to estimate a daily water target, in litres and glasses.

How to use it

  1. 1Enter your details into the tool.
  2. 2Adjust any options to suit you.
  3. 3Read your result, and copy or download it if you need to.
Please note: A general guide only. Needs vary with climate, health and diet.