Winter in New York City typically runs from December through March, with the coldest stretch usually falling in January and early February. Average daytime highs during this period generally sit in the mid-30s to low 40s Fahrenheit, with overnight lows often dropping into the 20s.
Nor’easters
The signature winter storm for the region is the nor’easter — a strong area of low pressure that forms or intensifies off the East Coast and pulls in moisture from the Atlantic along with a persistent northeasterly wind, which is how it gets its name. Nor’easters can bring heavy snow, coastal flooding, and damaging wind all at once, and their exact track determines whether a given storm is a minor inconvenience or a major event, since a shift of just 50–100 miles can be the difference between a dusting and well over a foot of snow.
Snowfall Patterns
Seasonal snowfall in the city varies widely from year to year — some winters bring only a few modest events, while others deliver multiple significant storms. Snow tends to be heavier and more frequent well north and west of the city, while the immediate coastline sometimes sees rain or a rain/snow mix even during otherwise wintry storms, due to the moderating effect of ocean water.
Arctic Outbreaks and Wind Chill
Separate from snowstorms, the city periodically sees short but intense Arctic outbreaks when cold air pushes down from Canada. These bring the coldest air of the season along with strong, biting winds, and the wind chill (how the cold actually feels on exposed skin) can run 10–20 degrees below the actual air temperature.
Staying Ready
Keep an eye on alternate-side parking suspensions during and after snow events, allow extra travel time as roads and sidewalks are cleared, and dress in layers rather than a single heavy coat, since indoor spaces on the subway and in offices are often quite warm by contrast. Households along the waterfront in low-lying neighborhoods should also pay attention to coastal flood advisories during nor’easters, independent of how much snow is expected.
Follow our Winter Weather section throughout the season for storm-by-storm coverage.