Ideal Water Intake Calculator

Enter your weight, select your sex and exercise duration to estimate how much water you should drink each day. Results are tailored for India’s hot climate and shown in litres, glasses and cups.

This calculator uses general guidelines: a baseline of 35 ml of water per kg of body weight【200233287593013†L93-L97】, increased for hot climates and minimum intake of ~3 L for men and 2.2 L for women【265379100141538†L102-L108】, plus 12 oz (≈0.35 L) per 30 min of exercise【721286160187900†L161-L166】. Actual hydration needs vary by age, diet, health and environment; consult a healthcare professional for personalised advice.