How Much Water Should You Drink?

Get a personalized daily hydration goal based on your body and lifestyle — not a generic one-size-fits-all number.

Hydration calculator

How active are you?
What's your typical climate?
Are you pregnant or breastfeeding?

This calculator provides general guidance only and is not medical advice. Consult a healthcare professional for personalized recommendations.

Ready to hit your goal?

Water Daisy tracks your hydration with a beautiful blooming daisy that grows as you drink. Set your personalized goal and start your streak today.

Download on the App Store Download Water Daisy — Free