As soon as your baby starts to shiver, get him out of the pool and wrap him up warmly. It can also be dangerous if the water is too hot. There you need … The Ideal Water Temperature for Children and Babies Is Around 85°F. Especially young children. Kids pools are always warmer than their adult counterparts because children retain less body heat due to their size. According to the American Red Cross and the National Pool and Spa Institute, the recommended minimum swimming pool temperature for most aquatic activities should be between 83 and 86 degrees Fahrenheit. It’s recommended that the air temperature should be the same as the water temperature or a maximum of 1°C warmer. If he starts shivering, it's time to get out. The American Academy of Pediatrics recommends swimming lessons for kids starting at the age of four. The water and air temperature must be higher than for normal public swimming; at least 30°C (32°C for babies under 3 months old or weighing less than 5.5kg/12lbs) Babies and toddlers who are not toilet trained should wear specialised waterproof nappies to prevent leakage as much as possible. BabySwimming.com states that ideal temperatures for swimming with babies range from 90 degrees to 92 degrees Fahrenheit, although lower temperatures might be acceptable if the day is quite warm -- for example, if outside temperatures are 80 degrees Fahrenheit … Hot tubs, spas, and pools heated to more than 100 degrees Fahrenheit are off limits to … In fact, even if the water temperature seems perfectly fine to you, it could be felt and experienced very differently for children. For your baby to be comfortable, the temperature of pool water should be between 85 and 87 degrees Fahrenheit. and the Red Cross recommends a pool temperature of at least 84°F (29°C) to conduct swim lessons for children. Swimming temperatures for children should range between 82 degrees and 86 degrees Fahrenheit; babies prefer the higher end of this range. Babies under six months need a temperature of about 32 degrees C. Make sure the water comes up to your baby's shoulders to keep him warm, and keep him moving in the water. You may find baby swimming classes that use warmer pools (ours is 34 degrees), but standard public pools for toddlers/babies are ~30 degrees. Do bear in mind that any non-swimmers in the pool room, teachers, supervisors or observers, will be subjected to that temperature, so avoid air temperatures over 30°C  to prevent the experience becoming too uncomfortable.