A volunteer firefighter died from severe burns and several people were hospitalised in dozens of wildfires that raged across Spain on Wednesday, fuelled by strong winds and scorching heat.

At least one person was killed in Spain where wildfires fueled by the current heat wave in Southern Europe continue to burn.

Firefighters were battling blazes in France, Spain and Portugal. Forecasters warned that temperatures would soar above 110 degrees Fahrenheit in some places.