Hurricanes and Tornadoes That Hit Doylestown, PA

The nearest NOAA station with 1991–2020 climate normals is Doylestown Airport, PA, in Doylestown 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 34 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%). New Hope, 6 miles east, has its own station (Lambertville, NJ): 50.4 inches a year, 2.4 more than here, and a July average high of 88°F against 86°F.

Water temperature at the NOAA tide station Burlington, Delaware River, NJ, 22 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, 28 miles from Doylestown, 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 263 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Doylestown: 199 thunderstorm wind reports, 37 flash floods, 17 lightning strikes, 7 floods and 3 heavy rain events. They killed 9 people and injured 12, and the NWS estimated $30.0 million in property and crop damage. The strongest thunderstorm gust on record here was 109 mph, on October 31, 2019. August has had the most flash floods, 11 of 37. Of the 788 Pennsylvania cities on this site with a flash flood on record, 463 have had fewer than Doylestown.

Flood insurance policyholders in Doylestown's 2 ZIP codes have filed 75 claims with the National Flood Insurance Program since 1980, and were paid $1.8 million for buildings and contents, in the dollars of each year. The most came from Hurricane Ida in 2021: 10 claims (13% of all) and $862,000, then Tropical Storm Lee in 2011 with 10. The year with the most claims was 2011, with 19. 61% 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, 333 have fewer than Doylestown.