Hurricanes and Tornadoes That Hit Westville, NJ

The nearest NOAA station with 1991–2020 climate normals is Philadelphia International Airport, PA, 5 miles west of Westville at 10 feet. July is the warmest, with an average high of 88°F and low of 70°F; January is the coolest, at 41°F and 26°F. July and September are the wettest at 4.4 inches of precipitation on average and February the driest at 2.8 inches; the year adds up to 44.2 inches over 73 days with at least a tenth of an inch. June to November, the hurricane season months, bring 53% of the year's precipitation (23.5 of 44.2 inches); the other six months are drier. September has brought the most of the 42 tropical systems that passed within 75 miles (15); a normal September there has highs of 79°F and 4.4 inches of precipitation. Highs reach 90°F on about 30 days a year, almost all from May to September. Lows fall below freezing on about 77 nights a year. Snowfall averages 23.1 inches a year, most of it in February. That 44.2 inches is more than at 7 of the 51 New Jersey stations used on this site (14%). Gloucester City, 2 miles north, has its own station (Phila Franklin Inst, PA): 50.9 inches a year, 6.7 more than here, and a July average high of 89°F against 88°F.

Water temperature at the NOAA tide station Philadelphia, PA, 5 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, 5 miles from Westville, 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 880 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Westville: 615 thunderstorm wind reports, 160 flash floods, 64 floods, 21 heavy rain events and 20 lightning strikes. They killed 4 people and injured 33, and the NWS estimated $42.8 million in property and crop damage. The strongest thunderstorm gust on record here was 94 mph, on June 18, 2000. July has had the most flash floods, 50 of 160. Of the 455 New Jersey cities on this site with a flash flood on record, 304 have had fewer than Westville.

Flood insurance policyholders in Westville's ZIP code 08093 have filed 107 claims with the National Flood Insurance Program since 1978, and were paid $686,000 for buildings and contents, in the dollars of each year. The most came from Hurricane Irene in 2011: 12 claims (11% of all) and $83,000. 37% 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, 218 have fewer than Westville.