I started the last week of february from Sevilla. My Cumulus Light Line 400 (comfort temp 2 degrees Celsius) was just right for the albergues that was mostly not heated. I would not bring a lighter one.
As you travel with a partner, the hostals...
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