India generated over 38.3 billion units (BU) of solar power in the third quarter (Q3) of 2025, representing a 20.4% year-over-year increase. Solar generation decreased by 11% quarter-over-quarter (QoQ) from 43 BU. Rajasthan, Tamil Nadu, and Gujarat led the solar power generation during the quarter. Rajasthan topped the list with 14.3 BU, from 15.9 BU in Q2 2025. Tamil Nadu was second at 4.9 BU, increasing from 4.7 BU in the previous quarter. Gujarat ranked third with 4.8 BU compared to 5.9 BU in Q2 2025. Solar generation in Rajasthan and Gujarat dropped by 9.7% and 18.5% QoQ, respectively, due to prolonged monsoons. In Tamil Nadu, however, solar generation increased by 4.7% QoQ.