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Water Intake Calculator

Estimate how much water you should drink each day based on your body weight, exercise duration, and climate.

Your details

Time spent exercising per day.

Hot/humid conditions increase water needs.

Your daily water goal
2.80
Liters
2,800
Milliliters
95
Fluid ounces
11
Glasses (250 ml)
2.80liters per day

≈ 2.8× 1 L bottles · 11× 250 ml glasses · 95 fl oz

How we calculate it
  • • Base: 35 ml × body weight = 2450 ml
  • • Exercise: 350 ml per 30 min = 350 ml
  • • Climate adjustment (normal): +0 ml
Tip: About 20% of your daily water comes from food. Listen to thirst, and drink more if urine is dark yellow.

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