South Coatesville, PA Weather & Growing Conditions
Tonight
56°F
Partly Cloudy
Partly cloudy, with a low around 56. North wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 56°F | Partly Cloudy | 5 mph N | 0% |
| Saturday | 73°F | Mostly Sunny | 5 mph E | 2% |
| Saturday Night | 61°F | Mostly Cloudy then Patchy Fog | 5 mph SE | 27% |
| Sunday | 75°F | Showers And Thunderstorms | 5 to 10 mph S | 82% |
| Sunday Night | 61°F | Showers And Thunderstorms | 5 to 10 mph W | 83% |
| Monday | 68°F | Chance Rain Showers | 10 mph NE | 40% |
| Monday Night | 55°F | Chance Rain Showers | 5 to 10 mph NE | 33% |
| Tuesday | 62°F | Chance Rain Showers | 10 mph NE | 41% |
| Tuesday Night | 51°F | Chance Rain Showers | 10 to 15 mph NE | 41% |
| Wednesday | 60°F | Chance Rain Showers | 10 to 15 mph NE | 40% |
| Wednesday Night | 51°F | Chance Showers And Thunderstorms | 10 to 15 mph NE | 40% |
| Thursday | 62°F | Chance Showers And Thunderstorms | 10 to 15 mph NE | 39% |
| Thursday Night | 51°F | Chance Showers And Thunderstorms | 5 to 10 mph NE | 33% |
| Friday | 66°F | Chance Rain Showers | 10 mph N | 29% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for South Coatesville, PA
Last spring frost
Apr 19
First fall frost
Oct 25
Growing season
190 days
Hardiness zone
7a
Explore more for South Coatesville, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Coatesville 2 W, Pa (2.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.