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This write up on Chennai weather highlights weather and climate of Chennai city, the capital of Tamilnadu.

Chennai Weather

The weather and climate of Chennai reflect the geographical location and relief of the Chennai city. Chennai lies near the thermal equator and the Sea that is why there is very less variation in seasonal temperature. For most parts of the year, the weather of Chennai is hot and humid. The hottest part of the year n Chennai and surrounding areas is late May and early June, with maximum temperatures around 38-42°C. The coolest period is January, with minimum temperatures around 19-20°C. Thus, for most parts of the year, the weather and climate of Chennai city remains moderate- neither too high nor too low.

Chennai city gets most of its rainfall from the northeast Monsoon winds (mid-September to mid-December). The average annual rainfall in the Chennai city is about 1,300 mm (51 inches). At times, the cyclonic disturbances in the Bay of Bengal affect the Chennai city.