You'll be fine if you're able to keep the car connected to a charger overnight. Many EVs have an option to pre-heat the battery while on the mains power, so you

You'll be fine if you're able to keep the car connected to a charger overnight. Many EVs have an option to pre-heat the battery while on the mains power, so you don't lose the range on heating the battery up. Get a BEV with a heat pump. This improves winter efficiency.