Xi'an, a historical city in Shaanxi Province, China, experiences a temperate monsoon climate. The weather in Xi'an varies significantly throughout the year. Winters are cold and dry, with temperatures often dropping below 0°C. Summers are hot and humid, with average temperatures ranging from 25°C to 30°C. Spring and autumn are generally pleasant, with mild temperatures and less precipitation.

The best time to visit Xi'an is during spring (March to May) or autumn (September to November), when the weather is relatively stable and comfortable. During these seasons, the city enjoys clear skies and moderate temperatures, making it ideal for exploring historical sites and enjoying outdoor activities.

In contrast, summer can be quite challenging due to high humidity and occasional thunderstorms. It's advisable to pack lightweight clothing and stay hydrated during this season.

Winter might be the coldest time of the year in Xi'an, with occasional snowfall. Visitors should prepare for cold temperatures and heavy clothing.

Overall, Xi'an's weather patterns offer a diverse range of experiences throughout the year, catering to various preferences for travel and exploration.