Portugal look set to be the outlier in Europe, as Lisbon bakes in 23C temperatures (Image: BBC) She continued: "There will be strong winds across the Aegean and Adriatic Sea on Monday and a difficult mix of wet and windy weather getting into Hungary and Romania. "Contrast that to the clear blue skies and sunshine for Spain and Portugal. "It is clear in the west of France as well, but to the east we will see further outbreaks of rain." She warned that the wintry weather could return to much of Europe by Tuesday. Susan Powell warned that the wintry weather could return to much of Europe by Tuesday (Image: BBC)