Short answer: no, and the premise doesn't hold up to scrutiny. Comparing the temperatures of two massive continents isn't just apples-to-oranges—it's more like comparing a fruit basket to a single apple.
Asia is Earth's largest continent, stretching from the equatorial tropics of Indonesia and Malaysia to the Arctic shores of Siberia. This enormous latitudinal span creates mind-boggling climate variety:
Europe, by contrast, is smaller and sits mostly in the mid-latitudes. The Gulf Stream moderates its climate, keeping winters milder than comparable latitudes in North America or Asia. General patterns include:
Southern Europe's summer heat can feel intense—Seville and Córdoba regularly top 40°C (104°F) in July and August. Meanwhile, many travelers only experience Asia's tropical destinations (Bali, Phuket, Singapore) where temperatures are consistently warm but rarely reach European summer peaks.
But this ignores vast swaths of both continents. A January day in Reykjavík (-1°C/30°F) is far colder than Bangkok (32°C/90°F), while a July afternoon in Turpan, China (45°C/113°F) blows past anything Europe typically sees.
Neither continent is "hotter." Asia encompasses the planet's most extreme temperatures in both directions. Europe occupies a narrower, generally temperate band. Any meaningful comparison requires specifying where and when—not just which continent.