Hurricanes and Tornadoes That Hit Warrington, PA

The nearest NOAA station with 1991–2020 climate normals is Doylestown Airport, PA, 6 miles north of Warrington at 394 feet. July is the warmest, with an average high of 86°F and low of 65°F; January is the coolest, at 39°F and 23°F. July is the wettest at 5.5 inches of precipitation on average and February the driest at 2.5 inches; the year adds up to 48.0 inches over 78 days with at least a tenth of an inch. June to November, the hurricane season months, bring 55% of the year's precipitation (26.2 of 48.0 inches); the other six months are drier. September has brought the most of the 35 tropical systems that passed within 75 miles (14); a normal September there has highs of 77°F and 4.4 inches of precipitation. Highs reach 90°F on about 20 days a year, almost all from June to September. Lows fall below freezing on about 106 nights a year. That 48.0 inches is more than at 111 of the 148 Pennsylvania stations used on this site (75%). Warminster, 3 miles southeast, has its own station (Neshaminy Falls, PA): 50.8 inches a year, 2.8 more than here, and the same July average high, 86°F.

Water temperature at the NOAA tide station Burlington, Delaware River, NJ, 18 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, 21 miles from Warrington, 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 386 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Warrington: 288 thunderstorm wind reports, 63 flash floods, 18 floods, 14 lightning strikes and 3 heavy rain events. They killed 2 people and injured 21, and the NWS estimated $47.7 million in property and crop damage. The strongest thunderstorm gust on record here was 109 mph, on October 31, 2019. July has had the most flash floods, 18 of 63. Of the 788 Pennsylvania cities on this site with a flash flood on record, 564 have had fewer than Warrington.

Flood insurance policyholders in Warrington's ZIP code 18976 have filed 131 claims with the National Flood Insurance Program since 1978, and were paid $2.5 million for buildings and contents, in the dollars of each year. The most came from Tropical Storm Allison in 2001: 31 claims (24% of all) and $1.2 million, then Tropical Storm Lee in 2011 with 27 and Hurricane Ida in 2021 with 19. The year with the most claims was 2011, with 37. 79% 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, 414 have fewer than Warrington.