Some of the things that you should pack include a winter coat and comfortable winter clothes, but you should also make sure that you bring a few extra things that will help you out during the time you are away. For instance, if you are planning on spending time outdoors and sight-seeing, you should make sure that you bring a jacket or sweatshirt to keep yourself warm in case you get really cold. Also, make sure that you have some snacks on hand, and take a pair of hiking boots, as you will need them in case you run into some snow.
The best way to know what to pack for a winter break is to do a little research and ask other people who have been on trips like this before. Many of them will be glad to share their advice and tips, and this is always something that can benefit you when you are planning your next trip.
Once you have the list of what to bring for your winter break, you will also want to think about how much you are going to be spending in each destination, and then figure out what you are going to be bringing with you for that particular holiday. You will likely have a better idea of this after you have done your research and figure out how much you are going to spend each day. Remember, having a great experience on your trip will not mean anything if you are uncomfortable while on it, so make sure that you pack a few things that will make your experience a little bit easier.