Due to the intrusion of a strong high-pressure dry air mass in North India, the cold weather will increase in South India, including Tamil Nadu. Especially in interior districts like Vellore, Tiruvannamalai, Krishnagiri, Salem, Erode, Tiruppur, Coimbatore, Dindigul, and Madurai, the temperature may drop to 16° Celsius, Delta Weatherman has said.
