How to keep your child hydrated in the heat?

Hot days are a time of carefree play for children, but for their developing bodies they are a huge challenge, since they lose water much faster than adults do. The sun and high temperatures make protecting the youngest from dehydration a top priority for every parent, especially since little ones absorbed in their adventures rarely remember to drink on their own. In this guide we have gathered fluid intake guidelines for different age groups, along with simple, proven tricks that will encourage your little one to stay properly hydrated without any fuss.

Why is proper hydration so important for a child?

A young child's body is made up of a much higher percentage of water than an adult's, and its thermoregulation mechanisms are not yet fully developed. As a result, little ones sweat faster and lose precious fluids more rapidly on hot days, which, if left unaddressed, can quickly lead to dehydration that is dangerous to their health and life.

Regularly offering drinks supports the proper functioning of key organs, helps control body temperature and effectively prevents summer apathy or irritability. Proper hydration is the absolute foundation of a safe holiday and carefree play.

⮕ See what the symptoms of dehydration in a child are!

How much should a child drink?

Fluid requirements vary depending on the child's age, sex and weight, and naturally rise sharply during summer heat. The table below shows the approximate daily water intake guidelines that will help you monitor the right fluid intake for your child at every stage of development:

What drinks should you give a child during hot weather?

During high temperatures, what matters is not only how often a child drinks, but above all what is in their cup. Choose drinks that genuinely quench thirst and replenish lost minerals, avoiding ready-made, over-sweetened juices and fizzy drinks, which paradoxically increase thirst and burden the stomach. Here are the best and healthiest options:

• Plain mineral water – low-sodium, low-mineralised water is the absolute basis of hydration, and it is best given regularly in small sips throughout the day. For variety, you can add fresh fruit (blueberries, strawberries) or a mint leaf.

• Natural coconut water – a brilliant, natural isotonic drink with an excellent composition; it is rich in key electrolytes (potassium, calcium, sodium, magnesium, phosphorus) as well as B vitamins and vitamin C, which means it restores energy in no time.

• Homemade isotonic drink – you can make it in a minute by mixing plain water with lemon or lime juice, a pinch of salt and a little honey. Served chilled, it tastes wonderful.

• Grain coffee (unsweetened) – a great, tried-and-tested trick recommended by experienced doctors and parents. When a little one flatly refuses to drink pharmacy electrolytes, unsweetened grain coffee quenches thirst perfectly, replenishes fluids, and its mild flavour is very well tolerated by children.

• Unsweetened herbal and fruit infusions – light fruit or herbal teas (e.g. lemon balm or chamomile), served at room temperature, are a great and healthy way to add variety to the daily menu.

How to encourage a child to drink more?

Little ones absorbed in exciting play very often forget about thirst, only reporting it once their body begins to feel the first negative symptoms. Try these 5 creative, simple and stress-free ways that will turn everyday hydration into great fun:

• An attractive, personalised water bottle with stickers – children love items that give them a sense of being grown-up and independent. Let your little one pick a trendy, colourful water bottle or cup with a straw, then decorate it together with stickers. A gadget decorated by their own hand becomes a source of pride for the child, so they reach for it far more willingly and more often during play.

• Colourful fruit ice cubes – freeze whole blueberries, raspberries, fresh mint leaves or small pieces of watermelon in traditional moulds. Dropping these "magical", colourful cubes into a glass of water is a way to make the drink look more appealing and improve its flavour naturally.

• The rule of small portions given often – instead of forcing a child to drink a whole glass at once, build the habit of offering 2-3 sips every dozen or so minutes. Keep water within the child's sight and reach during play, offer it as soon as they return from a walk and before bedtime.

• Introduce a juicy, water-rich menu – remember that the body is also hydrated through food. During hot weather, give your child light meals and fruits with a high natural water content, such as watermelons, melons, strawberries or peaches, which are a delicious and healthy support on hot days.

• Set a good example for your child – little ones are observers who learn most eagerly by imitating their parents' behaviour. Make sure you always have a glass or bottle of water with you too – shared family "drinking rituals" are the fastest way to build healthy habits for life.