what time zone is new york under?
North American Eastern Time Zone
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 Under the Köppen climate classification , using the 0 ° C ( 32 ° F ) coldest month ( January ) isotherm , New York City including Manhattan itself experiences a humid subtropical climate ( Cfa ) , and located at around 40 ° N latitude , is the northernmost major city on the North American continent with this categorization . Winters are cold and damp , and prevailing wind patterns that blow offshore minimize the moderating effects of the Atlantic Ocean ; yet the Atlantic and the partial shielding from colder air by the Appalachians keep the city warmer in the winter than inland North American cities at similar or lesser latitudes , such as Pittsburgh , Cincinnati , and Indianapolis , helping to moderate the amount of snow , which averages 25 inches ( 64 cm ) each year . Spring and fall in New York City are mild , while summer is very warm and humid , with temperatures of 90 ° F ( 32 ° C ) or higher recorded from 18 to 25 days on average during the season . The city 's long @-@ term climate patterns are affected by the Atlantic Multidecadal Oscillation , a 70 @-@ year @-@ long warming and cooling cycle in the Atlantic that influences the frequency and severity of hurricanes and coastal storms in the region . Central Park is the location of record for the borough 's climatic data . 

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 In 2010 , Manhattan 's daytime population was swelling to 3 @.@ 94 million , with commuters adding a net 1 @.@ 48 million people to the population , along with visitors , tourists , and commuting students . The commuter influx of 1 @.@ 61 million workers coming into Manhattan was the largest of any county or city in the country , and was more than triple the 480 @,@ 000 commuters who headed into second @-@ ranked Washington , D.C. 

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 Manhattan is near the Nemaha Ridge , a long structure that is bounded by several faults . The nearby Humboldt Fault Zone in particular poses a threat to the city ; though Kansas is not known for earthquake activity , an earthquake could occur at any time . 

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 New York is widely known by the nickname " Empire State " , and its effects can be seen throughout the state . Manhattan 's Empire State Building opened in 1931 and was the world 's tallest building until the completion of the north tower of the World Trade Center in 1970 . Following the September 11 attacks , the Empire State Building once again became the tallest building in Manhattan until One World Trade Center claimed the title in April 2012 . The main offices of state government are located at the Empire State Plaza ( ESP ) in Albany , the state capital . Its most iconic structure is the Erastus Corning Tower , the tallest building in New York outside of New York City . 

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 New York City is home to the most corporate headquarters of any city in the nation , the overwhelming majority based in Manhattan . Manhattan contained over 500 million square feet ( 46 @.@ 5 million m2 ) of office space in 2015 , making it the largest office market in the United States , while Midtown Manhattan , with nearly 400 million square feet ( 37 @.@ 2 million m2 ) in 2015 , is the largest central business district in the world . 
