Water Intake Calculator
Calculate your daily water needs for optimal health
Your Details
Personalized water needs
30 kg150 kg
Daily Water Needs
Daily Water Intake
2.8 L
≈ 11 glasses (250ml each)
In ML
2,800 ml
In Cups
12 cups
🕐 Hourly Schedule
💡 Hydration Tips
💧 Drink throughout the day. Start with a glass when you wake up. Keep a water bottle handy!
❓ FAQs
General guideline: 35ml per kg body weight
• 60 kg person: 2.1L
• 70 kg person: 2.4L
• 80 kg person: 2.8L
Plus extra for activity & hot weather.
Mild: Thirst, dry mouth, dark urine, fatigue
Moderate: Headache, dizziness, dry skin
Severe: No urine, confusion, fainting - SEEK MEDICAL HELP
Yes! Hyponatremia occurs when you drink too much water diluting blood sodium. Drink based on thirst and don't exceed 1L/hour.
Yes, but with caveats. Coffee/tea have mild diuretic effect. Best to count 80% of caffeinated drinks as water. Plain water is best!