The climatic condition of Nellore is a tropical maritime climate. Its close proximity to the coast results in high levels of humidity in the city. The summers here are quite warm and humid, with April and May being the hottest months lasting till the end of June. The months of December, January and February are the coolest months here. Rainfall in Nellore occurs between the months of October and December due to the North - East monsoon. Being located near the Bay of Bengal, the sea breeze helps in moderating the city's climate during summer and winter. Cyclones are common in the city during the monsoons, sometimes causing a flood. It is best to visit the town between the months of October and February.