So... I never wash my car if it's below about 35 just because as soon as you wash your car, anywhere the water goes freezes up and you increase risk the risk of damaging your car. What I mean by this is locks freezing up and you trying to open it when it might get stuck, trying at some point to open the winter after it being frozen up from the water, parts that may freeze in the under carriage or other pieces, etc.
To be honest, I sometimes wonder what people are thinking when I see it's...