Tesla is based in southern California, where it rarely gets cold.
Tesla is NorCal. SpaceX is SoCal.
Batteries have trouble everywhere though. Heat, and vibration, is what kills batteries, at least lead-acid flooded automotive start batteries.
They just don’t fall over till December or January. You can bet the midwest has a pretty good shortage of car battery inventory about now. The -30° F overnight temperatures separates the wheat from the chaff. Any marginal car battery nearing end of service life ... ended service. Batteries take longer to charge back up in cold temperatures too.
The expectations some folks have for an electric car I’m sure is way out of proportion as well, because they don’t understand how things work, they don’t want to know how things work actually.
No, it’s based in Palo Alto, CA which is in northern California. It gets horribly cold here. It goes below freezing two or three days every year.