In fact, once we had the tree up, and started reading Christmas books from the library, she assumed it would snow and Santa would come the next day. To help her wait the couple of weeks until Christmas, we made chains like I had when I was a kid, where you break one link off each night so you can see it getting closer and closer to Christmas. Because she wanted to make two chains, we made one for Santa and one for Ohio.
You'll notice she's acting a bit shy. She has a good sense for when anything is a ritual or performance, and she gets all weird.