If you are lucky enough to have storage space for your full set of patio furniture, then you need not be concerned about the wet winter.
However if you do not have a garden shed, then you need to consider how you will protect it against all of the inclement weather that it will be subjected to throughout our winter.
It will endure rain, hail, strong winds, and freezing temperatures. How do you protect your once new furniture from the adverse effects of these elements? Most outdoor furniture is designed to be long lasting and is weather resistant if not weather proof. However it is not designed to keep it's new look after being subjected to the worst of the British winter weather.
for that you need a weather proof cover like those below or to the right sold on Ebay or Aamzon.