Water intake calculator
Estimate a sensible daily fluid target using body weight, activity level and whether you're in a hot climate. Drinks, soups and water-rich foods all count.
Result
2.77 L/day
2770 ml
Hydration needs vary with body size, exercise, climate, medication and medical conditions. Use thirst and urine colour as everyday signals. Speak to a clinician if you have heart, kidney or fluid restrictions.
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GudFude provides estimates and is not medical advice.
Frequently asked questions
+Is plain water the only thing that counts?
No. Tea, coffee, milk and water-rich foods (fruit, soup) all contribute.
+Can I drink too much water?
Yes — drinking large volumes in a short time can be harmful. Spread intake across the day.
+Is this medical advice?
No. GudFude provides estimates and is not medical advice.