Snow Day Predictor for New Jersey

Browse snow day predictions for all 181 cities in New Jersey. Select your city to check tomorrow's school closure forecast.

Every city below links to its own live snow day forecast for New Jersey. Find your city in the alphabetical list and click it to check today's snowfall probability and school closure forecast.

About New Jersey

New Jersey sits between New York to the north and east, Pennsylvania across the Delaware River to the west, and Delaware across the bay to the south, with the Atlantic along its entire eastern edge. It ratified the U.S. Constitution on December 18, 1787, becoming the third state in the union. Roughly 9.5 million people live within its 8,700 square miles, per the U.S. Census Bureau, making it the nation's most densely populated state. The state runs on nearness to two big cities rather than one economy of its own. Newark's port and airport feed the New York region, while Camden and the southern counties lean toward Philadelphia. Pharmaceuticals, logistics warehouses, finance back offices, and the Jersey Shore's summer tourism trade all operate inside a state smaller than most U.S. metro areas. That density is exactly what makes snow days here so hard to call. A storm dumping two feet on ridge towns near the New York border can leave the Shore with plain rain, and three inches on the Turnpike can snarl more commuters than a foot would in a rural state. Tracking forecasts county by county, not statewide, is the only way to know before the buses roll.

New Jersey Snow Day Climate and School Closures

How New Jersey's Climate Affects Snow Days

Snowfall drops sharply moving south. Newark averages about 31.5 inches a year and New Brunswick around 29, while the Jersey Shore stays far milder, Atlantic City gets roughly 17.4 inches and Cape May just 14.8, per NOAA's 1991-2020 normals, with the northwest highlands running heaviest of all.

The January 22-24, 2016 blizzard (Winter Storm Jonas) dropped a storm-record 28.1 inches at Newark Liberty Airport, breaking the January 1996 blizzard's previous mark, per the Rutgers Office of the New Jersey State Climatologist. (Office of the New Jersey State Climatologist, Rutgers University)

What Causes School Closures in New Jersey

New Jersey packs over 9 million people into one of the smallest, most road-dependent states, so a few inches on the Turnpike or Parkway back up traffic fast. Northern districts watch nor'easter snow bands near the New York border, southern shore districts watch coastal flooding off Delaware Bay, and bus-route logistics drive closure calls.

Explore Snow Day Predictions Across New Jersey

New Jersey has 181 cities covered by the Snow Day Predictor. Predictions are updated hourly using real-time weather data from Open-Meteo.

Popular Cities to Check in New Jersey

Newark. New Jersey's largest city and a regional transit hub, Newark averages close to 31.5 inches of snow a year, and delays at its port and airport often ripple into school-closure decisions across northern New Jersey.

Trenton. As state capital and seat of Mercer County, Trenton sits in the central corridor where storms often split between heavy snow and a colder rain line, complicating closure calls for districts here.

Jersey City. New Jersey's second-largest city, Jersey City sits across the Hudson from Manhattan and shares its snow pattern with New York, falling under the NWS New York/Upton office rather than the Philadelphia office covering South Jersey.

Atlantic City. Home to the Boardwalk and its casinos, this barrier-island city averages only about 17.4 inches of snow a year, nearly half of Newark's total, though coastal flooding alone can close shore schools even without snow.

Vernon Township. Tucked in Sussex County's highlands near the New York border, Vernon Township is home to Mountain Creek ski resort and shares the same high-elevation corner as High Point, New Jersey's snowiest region.

Vineland. New Jersey's largest city by land area, Vineland anchors the farm country of Cumberland County in South Jersey, where snow totals run lighter than the north but rural, spread-out school districts still call closures early.

Frequently Asked Questions About Snow Days in New Jersey

Does New Jersey have a statewide policy on snow days, or do districts decide individually?

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Closure decisions rest entirely with local superintendents; New Jersey has no statewide snow-day mandate. The state Department of Education sets a minimum of 180 required instructional days a year, and districts that burn through too many closures either add days back or apply for a waiver, which is part of why some districts push through weather that closes neighboring towns.

How do New Jersey schools handle makeup days when snow closures pile up?

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Most districts build a few contingency days into their calendars, often around spring break or late June, and use those first. State law also lets districts count a limited number of virtual instruction days toward the 180-day requirement instead of extending the calendar, though each local school board decides whether and how often to use that option.

Why do coastal New Jersey towns sometimes close for flooding rather than snow?

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Nor'easters that bring inland snow often bring wind-driven tidal flooding to Shore communities, especially near new and full moons when tides run higher. Streets in towns like Sea Isle City, Ocean City, and parts of Atlantic City can flood from bay-side surge even when only a dusting falls, which is why a shore district sometimes closes on a day inland residents barely notice.

What is the difference between the NWS Mount Holly and NWS New York offices covering New Jersey?

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New Jersey has no single National Weather Service office; Philadelphia/Mount Holly forecasts for the southern half of the state while New York/Upton covers the north, including the counties nearest Manhattan. Because storm tracks often shift the rain/snow line across the state, the two offices sometimes issue different warning levels on the same day, one reason northern and southern districts rarely close together.

Do Turnpike and Garden State Parkway conditions affect school closure decisions?

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Bus logistics matter more in New Jersey than in most states because many districts share regional and vocational-school routes across town lines. When state troopers restrict tractor-trailers on the Turnpike or Parkway during a storm, or county roads ice over in an overnight refreeze, superintendents weigh that heavily the next morning even when actual snowfall was modest.

How can parents check individual New Jersey school district closing announcements?

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Most New Jersey districts post closures directly to their own websites and to automated alert systems like Blackboard Connect or ParentSquare. Many also register with regional television closing-alert crawls, whether that's NBC4 New York, 6ABC or NBC10 Philadelphia, or News 12 New Jersey, depending on which media market a given district sits in.