Calculate your recommended daily water intake based on weight, activity level, and climate.
Daily Water Intake
3.1L
13 glasses of water
Millilitres
3150 ml
Glasses (250ml)
13
Pints
5.5
Proper hydration is essential for health, concentration, and physical performance. Your water needs vary based on body weight, how active you are, and the climate you live in.
Tracking your health metrics helps you make better lifestyle choices. You may also find our BMI Calculator useful for related calculations.
For a broader view of your finances, try the Body Fat Percentage Calculator or the Turkey Cooking Time Calculator. All of our calculators are free to use and updated for the 2026/27 tax year where applicable.
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