Extremely hot temperatures can damage wine and cause the corks to leak or even pop. Extremely cold temperatures can damage wine and cause it to crystallize. We offer a free six month summer and winter storage for customers who do not want to pay the extra shipping fees for 2-day or overnight service during extreme weather. We will hold your wine in our temperature controlled warehouse until the weather permits us to ship your wine safely using a ground service. If you would like summer or winter storage please select ground shipping and put "Summer Storage" or "Winter Storage" in the comments during check out. We will contact you when the weather permits us to ship your wine ground. If you have any questions or concerns please call 800-331-3005 and ask for our internet or shipping department. Thank you.