St. Bernard is a large breed dog found in the mountains of Switzerland. They are not meant for countries like India which have harsh and extreme weather conditions. The climate of Chennai is very hot and humid for the most part of the year which is not ideal for a St. Bernard.The heat of Chennai and most Indian cities can cause health issues to this breed. There is also a chance that the dog might get skin diseases and heat strokes in the warm climatic conditions of the city. There are other things that you must know before you decide to parent a St. Bernard.Excessive heat kills the appetite of this dog and lowers its resistance. This makes the dog prone to diseases. These dogs need a high amount of protein in their diet which is not there in the Indian dog diet of chicken and rice. This breed is large and size and you would need a big and independent house to keep this dog. You cannot keep a full-grown St. Bernard Dog in a small city flat. Because of its large size, this breed has a large appetite. A full-grown St. Bernard can eat as much as 20 kg of food per month. You need to take them out for regular and long walks to give them exercise and to make them stretch. They need at least 60-80 minutes of exercise every day. The hot weather of Chennai might give it a heat stroke when you take it out for a walk.St. Bernard is also prone to many allergies. These allergies could be from dust mites, fleas, and airborne pollens. Chennai heat, dust, and pollution is not a workable environmental condition for the St. Bernard breed. A St. Bernard dog needs professional care and training from the time they are puppies. These dogs shed their fur all year round so you need to take care of that. First-time pet owners should not parent a St. Bernard as their first pet. His size and excessive care may be too overwhelming for them.The temperament of a St. Bernard dog is very sweet. It is a friendly breed which is very good with children. They are funny dogs who keep their owners entertained all day long. A St. Bernard is also very intelligent and learns easily.This breed has a very thick coat which protects them from the cold. If you are staying in a hilly region in India, you can keep a St. Bernard but in a large house only. These dogs love playing in the snow and that is why colder and hilly regions suit them well. Living in the hot Indian climate reduces the life span of a St. Bernard. If you wish to go ahead with adopting a St. Bernard, you must keep it an air-conditioned room. Since taking it for long walks in the heat would not be workable, you can give it a run on the treadmill.