Hurricanes and Tornadoes That Hit Lewisburg, PA

The nearest NOAA station with 1991–2020 climate normals is Lewisburg, PA, 2 miles southeast of Lewisburg at 500 feet. July is the warmest, with an average high of 84°F and low of 62°F; January is the coolest, at 35°F and 19°F. July is the wettest at 4.5 inches of precipitation on average and February the driest at 2.4 inches; the year adds up to 43.9 inches over 82 days with at least a tenth of an inch. June to November, the hurricane season months, bring 54% of the year's precipitation (23.8 of 43.9 inches); the other six months are drier. October has brought the most of the 16 tropical systems that passed within 75 miles (6); a normal October there has highs of 63°F and 3.8 inches of precipitation. Highs reach 90°F on about 13 days a year, almost all from June to September. Lows fall below freezing on about 134 nights a year. Snowfall averages 28.8 inches a year, most of it in January. That 43.9 inches is more than at 64 of the 148 Pennsylvania stations used on this site (43%). Northumberland, 8 miles southeast, has its own station (Sunbury, PA): 43.6 inches a year, 0.3 less than here, and the same July average high, 84°F.

Since 1996, the National Weather Service has logged 202 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Lewisburg: 178 thunderstorm wind reports, 15 floods and 9 flash floods. They killed 0 people and injured 2, and the NWS estimated $2.4 million in property and crop damage. The strongest thunderstorm gust on record here was 105 mph, on April 14, 2019. July has had the most flash floods, 3 of 9. Of the 788 Pennsylvania cities on this site with a flash flood on record, 145 have had fewer than Lewisburg.

Flood insurance policyholders in Lewisburg's ZIP code 17837 have filed 413 claims with the National Flood Insurance Program since 1979, and were paid $4.1 million for buildings and contents, in the dollars of each year. The most came from Flooding in 1996: 90 claims (22% of all) and $507,000, then Tropical Storm Lee in 2011 with 90 and Tropical Storm Ivan in 2004 with 68. The year with the most claims was 1999, with 111. 63% of the claims carry the name of a storm or flood event; the rest have no event name. Of the 553 Pennsylvania cities on this site with 10 or more claims, 519 have fewer than Lewisburg.