In south India, isolated light to moderate rain may occur over Tamil Nadu on December 26. Light to moderate rain is also expected over Andaman and Nicobar Islands on December 27. From December 28 to December 31, moderate rains with one or two heavy spells are possible over Andaman and Nicobar Islands as the intensity will increase. Weather of remaining southern peninsular would remain dry.
Courtesy: skymetweather.com