Harman US

Chester Heights, PA Weather & Growing Conditions

Overnight
59°F
Mostly Cloudy
Mostly cloudy, with a low around 59. Northeast wind around 5 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 59°F Mostly Cloudy 5 mph NE 0%
Saturday 76°F Partly Sunny 5 to 10 mph E 2%
Saturday Night 61°F Mostly Cloudy 5 mph SE 12%
Sunday 77°F Chance Rain Showers 5 to 10 mph S 54%
Sunday Night 59°F Showers And Thunderstorms Likely 5 to 10 mph W 74%
Monday 69°F Chance Rain Showers 5 to 10 mph NE 33%
Monday Night 54°F Chance Rain Showers 5 to 10 mph NE 37%
Tuesday 63°F Chance Rain Showers 10 mph NE 43%
Tuesday Night 52°F Chance Rain Showers 10 to 15 mph NE 41%
Wednesday 63°F Chance Rain Showers 15 mph NE 33%
Wednesday Night 52°F Chance Rain Showers 10 to 15 mph NE 34%
Thursday 62°F Chance Rain Showers 10 to 15 mph NE 34%
Thursday Night 51°F Chance Rain Showers 10 to 15 mph N 33%
Friday 66°F Chance Rain Showers 10 to 15 mph N 27%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Chester Heights, PA

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

Explore more for Chester Heights, PA: full frost dates · planting calendar · Pennsylvania frost dates

Climate data from the nearest NOAA station, Marcus Hook, Pa (5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.