Located in the middle of the Mojave Desert, Las Vegas is hot and dry during summer with mild winters, and plenty of sunshine all year round. In the height of summer, during July and August, the mercury often soars above 100ºF (38ºC). Winters (December to February) are cooler and bring winds and cold nights, with daytime highs of around 60ºF (16ºC) and chilly nights averaging 40ºF (4ºC). What little rain there is usually falls in winter, between January and March. In summer there are sometimes late afternoon thunderstorms that move in from Mexico.