Originally Posted by
Cornfield
Winter is coming to Illinois soon. Some folks ride their bikes year round but not us. Our E-Bikes will sit in the garage all Winter. It’s not a heated garage so it’s been known to spend 1-2 months in sub freezing weather. Are the batteries OK or do they need to be brought in the house?
NOOO! Not OK!
I've done this with a couple of batteries (at your latitude). They lasted 2-3 years. So, ya know - if you are OK with that. This year I'm keeping them inside in the winter.
(insulating something for a couple of months below freezing isn't gonna keep it warm guys).