Water Intake Calculator

Calculate your daily water intake needs

Home Water Intake Calculator
Calculate your daily water intake needs

Max:

Optional: For More Accurate Results

Age and gender help personalize your hydration needs

Your Daily Water Intake

Liters
Milliliters
Glasses (250ml)
Fl Ounces (US)

Base Formula: Weight (kg) × 35ml per kg

Activity Adjustment: Multiplied by activity factor (1.0x to 1.4x)

Climate Adjustment: Multiplied by climate factor (0.9x to 1.15x)

Your Calculation:

Hydration Tips

Suggested Hydration Schedule

This is a suggested distribution. Adjust based on your routine and thirst.

  1. 1 Input Weight: Enter your current body weight in pounds or kilograms.
  2. 2 Input Activity: Select your daily activity level (e.g., Sedentary, Moderate, Heavy Exercise).
  3. 3 Get Water Goal: Click "Calculate Intake" to instantly receive your recommended daily water intake in ounces or liters. Calculate your water intake now!

Is the daily water goal exact?

The tool provides a general recommendation; actual needs vary based on climate, diet, and health.

How does exercise affect the goal?

Heavier exercise leads to a higher recommended intake to replace fluids lost through sweat.

Is this calculator based on the 8x8 rule?

No, the Water Intake Calculator uses a scientific formula based on body weight and activity, which is generally more personalized.

Fitness Tracking

Set a clear daily water goal for improved athletic performance and recovery.

Health Monitoring

Use the tool to establish a personalized hydration schedule for better energy levels.

Weight Management

Ensure proper hydration, which is a key factor in any successful weight loss plan.

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