How do I use the Water Intake Calculator?

Choose your weight unit and enter your body weight. Select your daily activity level. Select your climate zone. Click Calculate to see your recommended daily water intake.

Is the Water Intake Calculator free?

Yes, the Water Intake Calculator on ToolHaven is completely free to use. No signup or registration is required.

Water Intake Calculator

Find your ideal daily water intake based on body weight, activity level, and climate.

Body Weight

Activity Level

Sedentary

Desk job, little movement

Moderately Active

Some walking / light exercise

Active

Regular exercise, physical job

Very Active

Intense daily exercise / sport

Climate

Cold: <= 10 C (<= 50 F)

Temperate: 11 to 24 C (52 to 75 F)

Hot: 25 to 32 C (77 to 90 F)

Very Hot: >= 33 C (>= 91 F)

How to use

Choose your weight unit and enter your body weight.
Select your daily activity level.
Select your climate zone.
Click Calculate to see your recommended daily water intake.

Related tools: