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Daily Water Intake Calculator

You hear 'drink more water' all the time, but how much is enough for you specifically? Our calculator personalizes your daily water goal based on your body and lifestyle.

What Is

A daily water intake calculator estimates how much fluid your body needs based on weight, activity level, and climate. It accounts for water lost through breathing, sweating, and digestion.

How to Use

  1. Enter your weight
  2. Select your activity level
  3. Select your climate (cool, moderate, hot)
  4. Click Calculate to see your daily water goal
  5. View recommendations in ml, liters, and glasses

Related Searches

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Frequently Asked Questions

How much water should I drink daily?

General guideline: 30-35 ml per kg of body weight. Active people need more.

Does tea/coffee count?

Moderate caffeine doesn't dehydrate significantly. Tea, coffee, and juices count toward fluid intake.

Can I drink too much water?

Yes, excessive water intake can lead to hyponatremia. Stick to recommended amounts.

Does hot weather increase needs?

Yes, you lose more fluid through sweat in hot climates. Increase by 500ml-1L.

What about during exercise?

Add 500-1000ml for every hour of exercise, depending on intensity.

Disclaimer: This is a general guide. Individual needs vary. Consult a healthcare provider for specific recommendations.
Data Privacy: Your data stays on your device. We never see what you calculate.

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