Calculate water requirement Water requirement calculator Calculate your individual daily water requirement. Your weight, activity level, climate and other factors for optimum hydration are taken into account. Calculate your water requirements Gender* Please select... Male Female Age* years Please enter an age between 14 and 99 years. Weight* kg Please enter a weight between 30 and 300 kg. Activity level* Please select... Less active (office job) Lightly active (1-3x sport/week) Moderately active (3-5x sport/week) Very active (6-7x sport/week) Extremely active (several times a day) The more active you are, the more water you need. Climatic conditions * Please select... Cool/temperate (below 20°C) Normal (20-25°C) Warm (25-30°C) Hot (over 30°C) Very hot (over 35°C) Take the current ambient temperature into account. State of health Normal/healthy Fever/cold Pregnancy Breastfeeding Certain medications Optional: Only select in special circumstances. Additional factors (optional) Alcohol consumption today Lots of caffeine (>3 cups of coffee) Air conditioning/heating (dry air) Altitude (over 2000m) Calculate water requirement Your daily water requirement 0 Liter 0 glasses Breakdown of your water requirements Basic requirements 0 L Based on weight Activity +0 L Additionally for sport Surroundings +0 L Climate & factors Practical hydration tips Drink approx. 200ml per hour 1 glass before each meal Start with 1-2 glasses after getting up Look for light-colored urine as a hydration indicator Your entries Gender: - Age: - years Weight: - kg Activity level: - Air conditioning: - Important notes This calculation serves as a guide. Individual requirements may vary. Water-rich foods (fruit, vegetables) also contribute to hydration. Consult your doctor if you have any health problems. Listen to your body - thirst is an important warning signal. New calculation Body calculator More tools from this category Blood pressure calculator BMI calculator Ideal weight calculator Calorie calculator
