Marshallton, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Marshallton, a community in Chester County, Pennsylvania.
Today
84°F
Mostly Sunny
Mostly sunny, with a high near 84. Northeast wind 0 to 5 mph.
7-day forecast for Marshallton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Sunny | 0 to 5 mph NE | 0% |
| Tonight | 66°F | Mostly Cloudy | 0 mph | 10% |
| Wednesday | 83°F | Showers And Thunderstorms Likely | 0 to 5 mph E | 76% |
| Wednesday Night | 70°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 51% |
| Thursday | 87°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph SW | 27% |
| Thursday Night | 71°F | Chance Showers And Thunderstorms | 0 to 10 mph SW | 37% |
| Friday | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 mph SW | 44% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 44% |
| Saturday | 86°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph W | 39% |
| Saturday Night | 69°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 39% |
| Sunday | 87°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 15% |
| Sunday Night | 70°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph SW | 15% |
| Monday | 88°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph W | 16% |
| Monday Night | 70°F | Slight Chance Showers And Thunderstorms | 5 mph W | 18% |
Forecast source: National Weather Service (api.weather.gov) for Marshallton (39.948, -75.677). Updated through the day.
Growing snapshot for Marshallton
Last spring frost
Apr 26
First fall frost
Oct 18
Growing season
174 days
Hardiness zone
7a
More local growing data for Marshallton: nearby ZIP 19382 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, W Chester 2 Nw, Pa (3.2 mi from Marshallton). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.