Viognier should be served chilled, but not ice cold.
Almost all examples are ready to drink when released and should not be aged more than one year. A general rule of thumb is fresher is better.
Store bottles in a cool, dark place. While it is now common for wine makers to use plastic corks or screw-top closures which may be stored vertically or horizontally, those with the traditional corks should be laid on their sides to keep them moist.