Can Car Batteries Overheat. In extreme hot and cold climates it will lose capacity even faster. If the cooling system of the engine doesnt work properly it can cause a car battery to overheat.

Cold weather can affect the chemical processes that occur within a battery to make electricity slowing them down or stopping them entirely. References - swc204 DiabaseM. The battery even if it is well maintained will still lose capacity as time goes by.
An overheating engine is more than an inconvenience it can be an expensive engine killer.
There can be several reasons for the malfunction of the cooling system. As you should know by now from examples like the Samsung Note 7 lithium ion batteries get hot. Batteries can heat up if you have a short circuit. Generally speaking your car battery can withstand most types of weather as long as your car is in regular use and youre practicing proper battery care.
