Water Intake Calculator
Get a general daily water intake estimate based on your body weight.
Suggested daily water intake
2.5 L
about 10.4 cups (US)
A rough general guideline (~35ml per kg of body weight), not a medical recommendation. Actual needs vary with climate, activity level, and individual health. Talk to a doctor if you have specific concerns about hydration.
Estimate a general daily water intake target based on body weight, using a common rule-of-thumb formula. This is a rough general guideline, not a medical recommendation — actual needs vary with climate, activity, and individual health. Talk to a doctor if you have specific concerns about hydration.