Ajatshatru Fort, located in the ancient city of Rajgir in Bihar, India, is a significant historical landmark that dates back to around the 6th century BC. The fort was built by King Ajatshatru, a contemporary of Lord Buddha, and holds immense archaeological and cultural importance. The best time to visit Ajatshatru Fort is during the cooler months, which extend from October to March. During this period, the climate is relatively pleasant with minimum rainfall, which makes it conducive for exploring the fort and other nearby attractions. The temperatures during these months usually range between 10°C to 28°C, which are ideal for sightseeing without the discomfort of the heat and humidity that is prevalent in the region during the summer months.
Visitors might especially want to plan their visit around the local festivals and events. The Rajgir Mahotsav, usually held in October, is a vibrant cultural festival that showcases traditional dance, music, and performances. It could be a great opportunity to experience the local culture along with a visit to the Ajatshatru Fort. Furthermore, winters are often recommended because the summer heat from April to June can be extreme, with temperatures soaring above 40°C, which may detract from the overall experience of the visit. Monsoon season, from July to September, provides some respite from the heat, but the heavy rains can make it challenging to navigate through the fort's ruins and could potentially hinder your exploration.