The ideal period to explore the historic Vijayanagara Fort in Thanjavur, Tamil Nadu, is between the months of October and March. During these months, the weather remains relatively pleasant and cooler in comparison to the scorching summer heat. The temperature during this timeframe typically ranges from about 20°C to 30°C, making outdoor activities and exploration quite comfortable for visitors. Also, the lower humidity levels ensure a more enjoyable experience as you walk through the architectural splendors and the beautiful gardens that the fort premises offer.
If you wish to experience the fort during a festive time, the Tamil month of Thai which falls between January and February is a fantastic option, as this is when the grand Pongal festival is celebrated with much pomp and show. This harvest festival can offer a cultural feast for visitors, adding an extra layer of richness to your trip. However, be informed that the site might be more crowded during festivals and holidays. Travelers should consider weekdays as opposed to weekends for visiting, to avoid larger crowds and to experience the site in a more tranquil setting. Early mornings or late afternoons are ideal to capture the fort's beauty in the soft, natural light.