El Dorado Hills experiences a Mediterranean climate with mild winters and warm summers. Winters are cool, with temperatures ranging from around freezing to the mid-40s Fahrenheit, averaging in the low to mid-10s Fahrenheit from December to February. As spring approaches, temperatures gradually rise, reaching highs of up to 80 degrees Fahrenheit by May and June. Summer months see hot days with temperatures often reaching over 100 degrees Fahrenheit, though cooler nights prevail. Autumn brings a return to mild conditions, with temperatures similar to those experienced in the spring, before cooling off again as winter sets in.