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depends on the type of battery?

not all batteries. AGM batteries can go well below freezing. most batteries need to be kept above freezing and work best around room temperature. i use AGM batteries because they need next to no attention.

these graphs will help you decide if your battery needs to be heated/cooled or not. they are for the battery i personally use which is AGM Deka:

voltage vs temp.jpg

capacity vs operating temp.jpg

battery.jpg