French Bulldog Temperature Tolerance. Too hot temperatures lead to a heat stroke. Panting or shivering are both indications of excessive exposure.

Frenchies are sweet and loyal companions but they have a unique problem when it comes to managing their body temperature. English breeders like this shape but American breeders prefer the erect bat-like ears to the extent that they build the French Bulldog Club of America in protest of the rose-eared Frenchies. The French Bulldog French.
Leaving a dog in a car on a warm day is a risk to the dogs life.
During warmth and humidity let your French Bulldog outside for only short periods as required for toileting. They also get hot easily. In fact the French Bulldog doesnt do well in either temperature extreme hot or cold. English breeders like this shape but American breeders prefer the erect bat-like ears to the extent that they build the French Bulldog Club of America in protest of the rose-eared Frenchies.