It’s only May, and it’s already reached 100°F (38°C) in Córdoba, Spain. That’s nothing, say the locals. Within recent years, scorching summer temperatures have reached more than 116°F (47°C). Suffice to say, Córdoba is one of the hottest places in Europe. Since the surrounding province is also a place that makes wine — from the Montilla-Moriles D.O. — …