Hurricanes and Tornadoes That Hit Marmora, NJ

The nearest NOAA station with 1991–2020 climate normals is Estell Manor, NJ, 13 miles northwest of Marmora at 85 feet. July is the warmest, with an average high of 87°F and low of 66°F; January is the coolest, at 43°F and 23°F. August is the wettest at 5.5 inches of precipitation on average and February the driest at 3.4 inches; the year adds up to 50.4 inches over 80 days with at least a tenth of an inch. June to November, the hurricane season months, bring 52% of the year's precipitation (26.2 of 50.4 inches); the other six months are drier. September has brought the most of the 60 tropical systems that passed within 75 miles (26); a normal September there has highs of 79°F and 3.9 inches of precipitation. Highs reach 90°F on about 26 days a year, almost all from May to September. Lows fall below freezing on about 117 nights a year. Snowfall averages 22.0 inches a year, most of it in February. That 50.4 inches is more than at 35 of the 51 New Jersey stations used on this site (69%). Ocean City, 3 miles east, has its own station (Atlantic City, NJ): 43.8 inches a year, 6.6 less than here, and a July average high of 80°F against 87°F.

Water temperature at the NOAA tide station Atlantic City, NJ, 14 miles northeast, averaged 72°F in September and 40°F in February over 2021–2025. No month averaged 80°F. Sea level at the Atlantic City tide gauge, 14 miles from Marmora, has risen 1.67 ± 0.03 inches per decade from 1911 to 2025, NOAA's linear trend; at that pace it is 16.7 inches in a hundred years. That is faster than at 104 of the 144 U.S. gauges with a NOAA trend.

Since 1996, the National Weather Service has logged 92 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Marmora: 37 thunderstorm wind reports, 19 heavy rain events, 13 flash floods, 13 floods and 10 lightning strikes. They killed 0 people and injured 2, and the NWS estimated $5.9 million in property and crop damage. The strongest thunderstorm gust on record here was 90 mph, on October 14, 2003. July has had the most flash floods, 9 of 13. Of the 455 New Jersey cities on this site with a flash flood on record, 30 have had fewer than Marmora.

Flood insurance policyholders in Marmora's ZIP code 08223 have filed 36 claims with the National Flood Insurance Program since 1984, and were paid $1.5 million for buildings and contents, in the dollars of each year. The most came from Hurricane Sandy in 2012: 22 claims (61% of all) and $1.1 million. 94% 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, 110 have fewer than Marmora.