Chennai is located in the northern region of Tamil Nadu and often referred to as "Gateway to South India". Located on the Coromandel Coast, on the Eastern Coastal Plains, Chennai touches the Bay of Bengal Sea. The ground elevation is 6.7 metres. Being located very close to the equator and along a coastline, Chennai experiences a tropical wet and dry climate. Summers are extremely hot while winter months are moderate. The precipitation during monsoon ranges from moderate to heavy.