Ok so have a question on rabbit hutches?

ok now i have 2 boy guinea pigs and was hoping to get a bunny and wanted to put them all outside ina big rabbit hutch were they can all be together im buying the bunny from the same store i bought the 2 guinea pigs they were happy and stil are the rabbits at the store get along great with the guinea pigs their always cuddling with each other and that kinda thing anyway i was wondering if it would be ok for them to live outside well on my deck or if i have to have them inside all answers are extremly appreciated