The best time to visit Weishan, Yunnan, China, is during the spring and autumn months, specifically from March to May and from September to November.
These periods offer the most pleasant weather conditions, with mild temperatures and less rainfall, making it ideal for exploring the town and its surroundings. You'll find it comfortable for walking around the ancient streets and visiting the temples without the intense heat of summer or the chill of winter.
For those interested in cultural experiences, visiting during March and April allows you to potentially experience some of the local festivals, which are often held in spring. Couples or solo travellers looking for a relaxed trip will appreciate the comfortable climate for leisurely strolls and discovering local crafts and cuisine.
Autumn, from September to November, also provides comfortable weather and clear skies, great for photography and enjoying the natural beauty of the region.