Water Intake

Estimate how much water to drink daily based on weight and activity.

Body weight (kg)

Suggested water

2.9 L / day

≈ 12 cups (250 ml)

Steps

Rule-of-thumb estimate. Climate, illness, and medical needs differ — ask a clinician when unsure.

Are results official?

No—quick estimates only.

Is data saved?

No. Calculations run in your browser.