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Cornwells Heights, PA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Cornwells Heights, a community in Bucks County, Pennsylvania.

Tonight
62°F
Mostly Cloudy
Mostly cloudy, with a low around 62. East wind 5 to 10 mph.

7-day forecast for Cornwells Heights

WhenTempForecastWindPrecip
Tonight 62°F Mostly Cloudy 5 to 10 mph E 5%
Sunday 78°F Rain Showers Likely 5 to 10 mph SE 61%
Sunday Night 61°F Showers And Thunderstorms Likely 5 to 10 mph W 67%
Monday 71°F Partly Sunny then Chance Rain Showers 5 to 10 mph NE 31%
Monday Night 57°F Chance Rain Showers 5 to 10 mph NE 31%
Tuesday 67°F Chance Rain Showers 10 mph NE 37%
Tuesday Night 55°F Chance Rain Showers 10 to 15 mph NE 36%
Wednesday 65°F Slight Chance Rain Showers 15 mph NE 22%
Wednesday Night 55°F Slight Chance Rain Showers 10 to 15 mph NE 24%
Thursday 64°F Chance Rain Showers 10 to 15 mph NE 28%
Thursday Night 53°F Chance Rain Showers 10 to 15 mph NE 35%
Friday 67°F Chance Rain Showers 10 to 15 mph N 35%
Friday Night 54°F Chance Rain Showers 10 mph N 33%
Saturday 71°F Chance Rain Showers 10 mph N 28%

Forecast source: National Weather Service (api.weather.gov) for Cornwells Heights (40.077, -74.952). Updated through the day.

Growing snapshot for Cornwells Heights

Last spring frost
Apr 21
First fall frost
Oct 25
Growing season
185 days
Hardiness zone
7b

More local growing data for Cornwells Heights: nearby ZIP 19020 weather · frost dates · planting calendar · Pennsylvania frost dates

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Climate data from the nearest NOAA station, Neshaminy Falls, Pa (3.4 mi from Cornwells Heights). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.