: Hams age for a minimum of 4 months, though some premium varieties age for over a year. During this time, they lose up to 18–30% of their weight, intensifying the flavor.
: Many are cold-smoked over hardwoods like hickory or red oak for added aroma, though some regional styles (like North Carolina "salt-and-pepper" hams) are not smoked. country ham
: Whole, uncut country hams can be stored at room temperature in a cool, dry place for years without refrigeration. Broadbent 33-Month-Old Country Ham - Zingerman's Deli : Hams age for a minimum of 4