Please tell me about the weather conditions and average temperatures in Denver, USA, throughout the year.

Denver has abundant sunshine all year round and a pleasant climate. The annual sunshine period is about 300 days, the precipitation is 3810 mm, and the four seasons are distinct. The annual average temperature is 9.7℃; the hottest month, July, has an average temperature of 31℃; January, the coldest month, has an average temperature of minus 9.4°C. The spring sun is warm. From the end of April to the beginning of May, cherry blossoms are in full bloom and become one of the spring scenery. The weather in summer is mild and humid, suitable for outdoor activities. Autumn is the best season for golfing, while winter is bright and sunny, with warm weather and little snowfall.