Water Intake Calculator
Calculate your daily water intake based on weight, activity level, and climate for optimal hydration.
About the Water Intake Calculator
Stay hydrated with our Water Intake Calculator, estimating needs (~30–35 ml/kg, +500–1000 ml for activity/heat) per NIH and Mayo Clinic. Check out our Calorie Intake Calculator, Kids Water Intake Calculator, Athletes TDEE Calculator, or Sugar Intake Calculator. Consult a doctor for personalized hydration plans.
Disclaimer: This tool is for informational purposes only. Consult a healthcare professional before making dietary changes.