Hurricanes and Tornadoes That Hit Ewing, NJ

The nearest NOAA station with 1991–2020 climate normals is Trenton Mercer Co Airport, NJ, in Ewing at 184 feet. July is the warmest, with an average high of 86°F and low of 67°F; January is the coolest, at 40°F and 24°F. June and July are the wettest at 4.4 inches of precipitation on average and February the driest at 2.7 inches; the year adds up to 45.7 inches over 77 days with at least a tenth of an inch. June to November, the hurricane season months, bring 53% of the year's precipitation (24.1 of 45.7 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 77°F and 4.1 inches of precipitation. Highs reach 90°F on about 22 days a year, almost all from May to September. Lows fall below freezing on about 97 nights a year. Snowfall averages 26.6 inches a year, most of it in February. That 45.7 inches is more than at 12 of the 51 New Jersey stations used on this site (24%). Yardley, PA, 3 miles south, has its own station (Trenton State College, NJ): 47.3 inches a year, 1.6 more than here, and a July average high of 87°F against 86°F.

Water temperature at the NOAA tide station Newbold, PA, 10 miles southeast, averaged 80°F in July and 37°F in January over 2021–2025. It averaged 80°F or warmer from July. Sea level at the Philadelphia tide gauge, 29 miles from Ewing, 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 439 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Ewing: 299 thunderstorm wind reports, 51 flash floods, 50 floods, 26 lightning strikes and 13 heavy rain events. They killed 10 people and injured 17, and the NWS estimated $65.2 million in property and crop damage. The strongest thunderstorm gust on record here was 79 mph, on October 4, 2000. July has had the most flash floods, 15 of 51. Of the 455 New Jersey cities on this site with a flash flood on record, 185 have had fewer than Ewing.

Flood insurance policyholders in Ewing's ZIP code 08628 have filed 84 claims with the National Flood Insurance Program since 1979, and were paid $1.1 million for buildings and contents, in the dollars of each year. The year with the most claims was 2005, with 22. 23% 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, 191 have fewer than Ewing.