Actually as you move up to coast to say Parksville there are more parks open all winter, and you might find the rates lower.
All depends on your wants and needs.
Most years if you see any snow, it will be melted by the end of the day. Rarely it will last a couple days. Very rarely (every 10 to 20 years) there will be a heavy wet snow that will last a week or more. If you know that's coming, just plan on sitting tight.
2008 F350SD V10 with an 2012 Arctic Fox 29-5E
When someone tells you to buy the same rig they own, listen, they might be right. When they tell you to buy a different rig then they own, really pay attention, they probably know something you don't.