Mostoles, Spain experiences a mild climate with significant seasonal variation. Winters are cold and rainy, with temperatures ranging from -13°C to 21°C in January, averaging around 3°C. Spring brings gradual warming, with April being the warmest month so far, averaging 11°C, while May is characterized by hot days, with temperatures sometimes reaching up to 33°C, on average 16°C. Summers are hot and dry, with July and August being the hottest months, often seeing temperatures above 40°C, averaging around 24-25°C. Autumn brings a cooling trend, with temperatures dropping back down into single digits in November and December, averaging around 7°C.