Health & Fitness
Water Intake Calculator
Get a personalized daily water intake goal based on body weight, exercise and climate.
Recommended daily water
2.8 L
Base = weight × 0.033 L + activity + climate adjustment
- Ounces
- 96
- Cups (8 oz)
- 12
How to use the Water Intake Calculator
- Enter your body weight.
- Add average daily exercise minutes.
- Choose your typical climate.
How it works
A base amount from body weight is adjusted for activity and climate conditions.
Formula
Daily water ≈ weight × 0.033 L + activity adjustment + climate adjustment
Example
A 75 kg person who exercises 30 minutes in a normal climate needs about 2.8 liters per day.
Common uses
- Hydration goals
- Fitness plans
- Hot-weather preparation