Stay hydrated. Our water intake calculator factor in your body weight and exercise duration to give you a personalized daily hydration goal in liters and glasses.
Privacy Protected
Daily Water Intake Calculator
Calculate how much water you should drink daily based on your weight, activity level, and climate.
Your Details
Did you know? Thirst is a late sign of dehydration. Drink before you feel thirsty!
Daily Water Goal
Recommended Intake
2.81Liters
per day
95
Ounces
12
Cups (8oz)
5.6
Bottles (500ml)
Hydration Tips
- •Drink a glass of water immediately after waking up.
- •Carry a reusable water bottle with you.
- •Eat water-rich foods like cucumber and watermelon.
Signs of Dehydration
- •Dark yellow urine.
- •Dry mouth and skin.
- •Fatigue and dizziness.
How to use Water Intake Calculator - Daily Hydration Guide - FusioFiles
Calculate how much water you should drink daily based on weight and activity level.
1
Enter Weight
Provide your current body weight for the calculation.
2
Set Activity
Input how many minutes of exercise you do daily.
3
Get Daily Goal
View the recommended ounces or liters you should drink.
Key Features
Hydration Goal
Calculates exactly how many liters/cups you need daily.
Activity Adjustment
Increases intake recommendation based on your workout intensity.
Weight Factor
Tailors the result to your specific body mass.
Easy Tracking
Helps you visualize your daily water target.
Frequently Asked Questions
A general rule is 30-35ml per kg of body weight, plus extra for exercise. Our calculator does this math for you.
Yes, but plain water is best. Caffeinated drinks can be mild diuretics.
Related Tools
View allVO2 Max Calculator
Estimate aerobic capacity from heart rate.
Waist to Hip Ratio
Calculate WHR and health risk.
BAC Calculator
Estimate Blood Alcohol Content.
Swim Pace Calculator
Calculate pace, time, and distance for swimming.
Blood Pressure
Check your blood pressure category (AHA).
TDEE Calculator
Calculate daily calories & BMR for your goals.
Last updated on