Our tents are waterproof.  The bell tents can be used in all 4 seasons – through rain, snow and sleet.  Each season may require that you take extra maintenance steps. They can even hold strong in winds over 50 mph.  But do exercise caution around trees in high wind, as they can fall into your campsite.Note that snow does create significant weight on the poles, requiring a bit of extra monitoring + maintenance. Read this article on using a bell tent in the snow.