Water Intake
Calculate how much water you should drink daily based on your weight, activity level, and climate.
Water Intake
Daily hydration target based on weight and activity
Health Conditions A–Z
Explore 500+ Diseases
Symptoms, causes & treatment options explained simply.
Formula & Method
Base: 35 ml per kg body weight, adjusted for activity (+500 ml) and hot climate (+500 ml)
About This Calculator
Calculate how much water you should drink daily based on your weight, activity level, and climate.
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⚕️ Medical Disclaimer
This calculator is for informational and educational purposes only. Results are estimates and may not reflect your individual health status. Always consult a qualified healthcare professional before making medical, dietary, or fitness decisions. In emergencies, call 112.