For 2024 Pilgrims: €50,- donation = 1 year with no ads on the forum + 90% off any 2024 Guide. More here. (Discount code sent to you by Private Message after your donation)
I started last year in mid-August in SJPdP. I got a bed every time even if I arrived late in the afternoon in the albergue. So my personal opinion is that a thermarest is not necessary.
But just for the case I will take a sleeping pad (http://en.wikipedia.org/wiki/Image:Mattress.jpg) with me...
This site is run by Ivar at in Santiago de Compostela.
This site participates in the Amazon Affiliate program, designed to provide a means for Ivar to earn fees by linking to Amazon