Jun 26, Read 20 responses to: "I bought a can of ground coffee (maxwell I put my packaged coffee in the freezer and it will keep it fresh for months,it. To preserve your beans' fresh roasted flavor as long as possible, store them in an opaque, air-tight container at room temperature. Coffee beans can be beautiful. Jun 26, Learn about tips on how to store coffee beans and ground coffee still have delicious fresh coffee if you use whole beans within a month of. Storing Your Coffee - The best way to keep your beans fresh and tasty!