Why decide now?
I usually decide to bivvy when I haven't found a hotel during my time window of looking for one. I suppose you might decide to hotel every night and not take sleeping kit. But it's great sleeping out in the mountains when it's not too cold
Hotels or bivvy
Hotels or bivvy
Hotels or bivvy
How cold is it in the Pyrenees this week?
https://www.google.com/search?source=hp&q=%22col+du+telegraphe%22+weather&oq=%22col+du+telegraphe%22+weather
That actually kinda looks good. Hmm