The month of March to June is the time when the temperature rises a bit to the highs and hovers around 36 degree Celsius. But since the climate is tropical in this city, much rise in the temperature is not seen and the summers are dry here.
The rains in the city start from the month of July and continue till November and the average rainfall per year is around 1391mm.
The average high temperature during the winters is around 20 degrees with average lows of 13 degrees which are not often experienced. Normally you can experience winter in Chennai from December to February.