Hurricanes and Tornadoes That Hit Glassboro, NJ

The nearest NOAA station with 1991–2020 climate normals is Woodstown Pittsgrov 4E, NJ, 11 miles south of Glassboro at 98 feet. July is the warmest, with an average high of 89°F and low of 66°F; January is the coolest, at 43°F and 25°F. July is the wettest at 5.1 inches of precipitation on average and February the driest at 3.1 inches; the year adds up to 46.7 inches over 75 days with at least a tenth of an inch. June to November, the hurricane season months, bring 55% of the year's precipitation (25.7 of 46.7 inches); the other six months are drier. September has brought the most of the 44 tropical systems that passed within 75 miles (16); a normal September there has highs of 80°F and 4.2 inches of precipitation. Highs reach 90°F on about 35 days a year, almost all from May to September. Lows fall below freezing on about 104 nights a year. Snowfall averages 13.3 inches a year, most of it in January and February. That 46.7 inches is more than at 17 of the 51 New Jersey stations used on this site (33%). Pitman, 2 miles north, has its own station (Philadelphia International Airport, PA): 44.2 inches a year, 2.5 less than here, and a July average high of 88°F against 89°F.

Water temperature at the NOAA tide station Philadelphia, PA, 16 miles north, averaged 80°F in July and 38°F in February over 2021–2025. It averaged 80°F or warmer from July. Sea level at the Philadelphia tide gauge, 16 miles from Glassboro, has risen 1.24 ± 0.04 inches per decade from 1900 to 2025, NOAA's linear trend; at that pace it is 12.4 inches in a hundred years. That is faster than at 73 of the 144 U.S. gauges with a NOAA trend.

Since 1996, the National Weather Service has logged 365 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Glassboro: 258 thunderstorm wind reports, 47 flash floods, 25 floods, 21 heavy rain events and 14 lightning strikes. They killed 1 person and injured 0, and the NWS estimated $24.1 million in property and crop damage. The strongest thunderstorm gust on record here was 100 mph, on May 16, 2025. Of the 455 New Jersey cities on this site with a flash flood on record, 175 have had fewer than Glassboro.

Flood insurance policyholders in Glassboro's ZIP code 08028 have filed 11 claims with the National Flood Insurance Program since 1978, and were paid $62,000 for buildings and contents, in the dollars of each year. 27% of the claims carry the name of a storm or flood event; the rest have no event name. Of the 395 New Jersey cities on this site with 10 or more claims, 6 have fewer than Glassboro.