Water Intake Calculator

Enter the requested values and units to calculate the numeric result using the stated formula.

kg
recommended daily water intake
Equivalent in glasses (250 ml)

Breakdown

Base need (body weight)
Activity adjustment
Climate adjustment
Total daily intake
per hour across ~16 waking hours

Calculation only

The output is produced only from the values, units, and formula shown by this tool.

This tool does not compare the number with a clinical range, assign a category, diagnose a condition, or recommend an action. Check that your input units match the form and use your laboratory report or a qualified medical professional for interpretation.