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Chester Heights, PA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Chester Heights, a borough in Delaware County, Pennsylvania.

Tonight
62°F
Mostly Cloudy then Slight Chance Rain Showers
A slight chance of rain showers after 5am. Mostly cloudy, with a low around 62. East wind around 5 mph. Chance of precipitation is 20%.

7-day forecast for Chester Heights

WhenTempForecastWindPrecip
Tonight 62°F Mostly Cloudy then Slight Chance Rain Showers 5 mph E 16%
Sunday 78°F Rain Showers Likely 5 to 10 mph S 70%
Sunday Night 61°F Showers And Thunderstorms Likely 5 to 10 mph W 68%
Monday 70°F Partly Sunny then Chance Rain Showers 5 to 10 mph NE 32%
Monday Night 56°F Chance Rain Showers 5 to 10 mph NE 32%
Tuesday 65°F Chance Rain Showers 10 mph NE 42%
Tuesday Night 53°F Chance Rain Showers 10 to 15 mph NE 39%
Wednesday 64°F Chance Rain Showers 10 to 15 mph NE 26%
Wednesday Night 54°F Chance Rain Showers 10 to 15 mph NE 26%
Thursday 63°F Chance Rain Showers 10 to 15 mph NE 27%
Thursday Night 52°F Chance Rain Showers 10 to 15 mph NE 32%
Friday 66°F Chance Rain Showers 10 to 15 mph N 30%
Friday Night 53°F Chance Rain Showers 5 to 10 mph N 30%
Saturday 70°F Chance Rain Showers 10 mph N 27%

Forecast source: National Weather Service (api.weather.gov) for Chester Heights (39.893, -75.469). Updated through the day.

Growing snapshot for Chester Heights

Last spring frost
Mar 30
First fall frost
Nov 16
Growing season
230 days
Hardiness zone
7b

More local growing data for Chester Heights: nearby ZIP 19017 weather · frost dates · planting calendar · Pennsylvania frost dates

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Climate data from the nearest NOAA station, Marcus Hook, Pa (4.9 mi from Chester Heights). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.