Cold, yes. Leafy, yes. But even the most daring female companion in the game had the sense to wear more armour than this.
Then again, this being the harmless cosplay of Jessica Nigri (shot by 12 North's Larry Stone), all is well. It's not like a troll is going to come bursting out of the treeline.
One word of advice though, Jessica: you might want to cover up those knees if you want to keep adventuring like this.