Warm!!! Just kidding, well...no not really! Jeans, warm shirt or sweater, coat, scarf, gloves and a toboggan!.....or just stay home by the fire!
Jeans and a shirt. But then, I've only been ice-sharing inside.
Ice skating has its own style of dressing. That is really different from others. You should use something that will not constrict your legs. Thus you can move easily. Leggings or sweatpants would be a good option.
As I do for christmas season
I don't. For me, ice skatring is just a way of seeking a broken hip.