Portugal, still recovering from its deadliest forest fire on record in June, bore the brunt of the latest death toll - 32, with the possibility of rising further, according to the authorities.
Authorities said they were still battling 145 blazes in Portugal while another 100 fires were raging in Spainish region Galicia.
The weekend's fires had also injured 56 people in Portugal, civil protection service spokeswoman Patricia Gaspar said. The toll could still increase as seven people were unaccounted for.