The climate of Nellore city is a typical tropical maritime climate, with warm, humid summers and mild winters. April and May are the hottest months and the hot conditions generally last till the end of the June. As the Bay of Bengal is at a distance of 24 kilometres (15 mi) from the city, the sea breeze renders the climate of the city moderate both in winter and in summer. Humidity level in the city is high due to its proximity to the coast. Nellore does not receive the south-west monsoon. Rainfall in Nellore occurs between the months of October and December due to the north-east monsoon. This period gives about 60 percent of the city's annual rainfall. Cyclones are common in the city during this period, causing floods and havoc.[7]
Winter: January and February
Summer: March to May
South West Monsoons – June to September
North East Monsoons – October to December
The maximum temperature is 36-46c during summer and the minimum temperature is 23-25c during winter. The rainfall ranges from 700–1000 mm through South West and North East Monsoons. Nellore is subject both to droughts and to floods based on the seasons.
