Water Intake Calculator
Find a sensible daily water target for your weight and activity.
Please note: This tool gives general information and estimates only. It is not medical advice. Speak to a doctor or registered dietitian about your own health needs.
About the Water Intake Calculator
A simple estimate of daily fluid needs based on body weight, exercise time and hot weather. Water from food and other drinks counts towards your total.
Tips for best results
- Pale yellow urine is a handy sign of good hydration.
- Drink more in heat, at altitude and when you exercise.
- People with kidney or heart conditions should follow their doctor’s advice.