Harman US

Prospect Park, PA Weather & Growing Conditions

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

This Afternoon
78°F
Partly Sunny
Partly sunny, with a high near 78. East wind around 5 mph.

7-day forecast for Prospect Park

WhenTempForecastWindPrecip
This Afternoon 78°F Partly Sunny 5 mph E 2%
Tonight 63°F Mostly Cloudy 5 to 10 mph E 10%
Sunday 77°F Rain Showers Likely 5 to 10 mph SE 59%
Sunday Night 62°F Showers And Thunderstorms Likely 5 to 10 mph W 74%
Monday 70°F Chance Rain Showers 10 mph NE 38%
Monday Night 56°F Chance Rain Showers 5 to 10 mph NE 36%
Tuesday 65°F Chance Rain Showers 10 to 15 mph NE 42%
Tuesday Night 55°F Chance Rain Showers 10 to 15 mph NE 40%
Wednesday 64°F Chance Rain Showers 15 mph NE 32%
Wednesday Night 55°F Chance Rain Showers 15 mph NE 33%
Thursday 64°F Chance Rain Showers 10 to 15 mph NE 34%
Thursday Night 54°F Chance Rain Showers 10 to 15 mph N 34%
Friday 67°F Chance Rain Showers 10 mph N 28%
Friday Night 54°F Chance Rain Showers 5 to 10 mph N 25%

Forecast source: National Weather Service (api.weather.gov) for Prospect Park (39.886, -75.307). Updated through the day.

Growing snapshot for Prospect Park

Last spring frost
Apr 2
First fall frost
Nov 10
Growing season
224 days
Hardiness zone
7b

More local growing data for Prospect Park: nearby ZIP 19076 weather · frost dates · planting calendar · Pennsylvania frost dates

Nearby towns & communities

All Pennsylvania locations ›

Climate data from the nearest NOAA station, Philadelphia Intl Ap, Pa (4.2 mi from Prospect Park). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.