Water Intake Calculator - Daily Hydration Calculator
Calculate your daily water intake needs based on weight, activity level, and climate. Free hydration calculator to determine how much water you should drink per day.
Part of Yoopla's 445+ free browser tools.
Calculate Daily Water Intake
💧 Hydration Tips
• Start your day: Drink a glass of water when you wake up
• Before meals: Have water 30 minutes before eating
• During exercise: Drink extra water when working out
• Check urine color: Pale yellow means well-hydrated
• Set reminders: Use phone apps to track water intake
How to Use Water Intake Calculator
- 1
Enter your body weight in lbs or kg.
- 2
Select your activity level: sedentary, moderate, or active.
- 3
Choose climate: normal or hot/humid.
- 4
See your daily water goal in liters, cups, ounces, and bottles.
Frequently Asked Questions
How much water should I drink daily?▾
General rule: 30-35ml per kg body weight. More if you're active or in hot climates. Our calculator provides personalized recommendations.
Does coffee count as water?▾
Coffee and tea count partially, but water is best. Caffeinated drinks have mild diuretic effects.
How do I know if I'm dehydrated?▾
Signs include dark urine, thirst, fatigue, and dizziness. Pale yellow urine means good hydration.
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