Fitness and Health Calculators

Hydration Calculator

Estimate daily hydration needs from body weight, wake time, exercise volume, climate, and sweat rate.

Calculator

Enter your values and view the result instantly.

Change any field below to update the answer straight away.

2.95 L

Daily hydration target

99.62 fl oz

Fluid ounces

12.45 cups

Approximate cups

184.13 ml

Approximate hourly target

+0.45 L

Training bonus hydration

Related

More from the same category

If you are comparing options or checking related figures, these calculators may help.

Water Intake Calculator

Estimate daily water intake from body weight, exercise time, and climate, with litres, fluid ounces, and cup targets.

Cycling Calorie Calculator

Estimate cycling calories from ride duration, body weight, and effort level, with hourly burn guidance.

Swimming Calorie Calculator

Estimate swimming calories from body weight, time in the pool, and swim intensity or stroke style.

Walking Calorie Calculator

Estimate calories burned walking from body weight, pace, and duration, with distance and hourly burn estimates.

Privacy choices

Help us improve the site.

If you allow analytics, we may use Google Analytics to better understand how the site is used. Analytics remain off unless you accept.