Water Intake Calculator

Estimate how much water to drink daily.

2.3
Liters / day
9
Glasses (250ml)

A general estimate (~33 ml per kg). Needs vary with climate, health and diet — not medical advice.

About Water Intake Calculator

Get a rough daily water target based on your body weight and how much you exercise, shown in liters and 250 ml glasses. Use it as general guidance for staying hydrated.

  1. 1Enter your weight.
  2. 2Pick your daily exercise level.
  3. 3See your estimated daily water target.

FAQ

Is this a medical recommendation?

No — it's a general estimate. Your needs depend on climate, health and diet, so consult a professional for specifics.

Related tools