Daily Water Intake Calculator

Estimate how much water you should drink daily based on your weight, activity, and climate.

Daily Water
2.8 L
In Fluid Ounces
96 fl oz
Glasses (250ml)
11

How It Works

Base = 33ml per kg body weight, adjusted for activity level and climate.

This is a general estimate. Actual needs vary by individual. Signs of proper hydration include light-colored urine. About 20% of daily water intake typically comes from food.

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Results are for informational purposes only. Verify important calculations independently.