Climate
Climate of Chennai is Tropical.
Chennai has mainly two seasons - summer 35-42°C / 95-108°F Apr-Jun Highest temperature ever recorded is 45°C / 113°F on 30 May 2003 and monsoon Oct-Dec. It receives scanty rainfall from the south-west monsoon Jun-Sep, but gets its bountiful rains from the north-east monsoon from October through December, thus amounting to about 125-150 cm 49-59 in of rainfall annually. Rainfalls occur usually from October to December. During some seasons, Chennai gets ample amount of rainfall if there are depressions in Bay of Bengal.
December to February are the mildest months temperature - 19-28°C / 66-82°F.
Climate is humid pretty much throughout the year because the city is on the coast. Summers are very hot and humid. Be sure take along light not flimsy clothing.
Culture
Chennai is gateway to the South, and its culture is distinctly different from that of any other city in India. Tamil tradition and culture is essentially the celebration of the beauty, which is exemplified through dance, clothing, and sculptures. Chennai is both an orthodox and a modern cosmopolitan city; the culture of the city reflects its diverse population. The traditional arts, music, dance and all other art forms of Tamilnadu grow and flourish here. The food is a unique blend of traditional, to fast foods and filter kaapi. Itâs a land of temples and priests. The architecture ranges from ancient temples to modern high-rises. Music is classical and western, to the growing nightlife in the city. You can find a school for traditional Bharatanatyam or Salsa dance and for music a veena / violin or for Guitar/drums school in almost every neighborhood of the city. Chennai checks reflects its traditionalism every December when the music season is in full swing. Clothes are generally conservative but young people are contemporary.