Thorndale, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Thorndale, a community in Chester County, Pennsylvania.
Tonight
56°F
Partly Cloudy
Partly cloudy, with a low around 56. North wind around 5 mph.
7-day forecast for Thorndale
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 56°F | Partly Cloudy | 5 mph N | 0% |
| Saturday | 74°F | Mostly Sunny | 5 mph NE | 2% |
| Saturday Night | 61°F | Patchy Fog | 5 mph SE | 26% |
| Sunday | 75°F | Showers And Thunderstorms | 5 to 10 mph S | 82% |
| Sunday Night | 60°F | Showers And Thunderstorms | 5 mph NW | 83% |
| Monday | 68°F | Chance Rain Showers | 5 to 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 mph NE | 41% |
| Wednesday | 60°F | Chance Rain Showers | 10 to 15 mph NE | 39% |
| Wednesday Night | 51°F | Chance Showers And Thunderstorms | 10 mph NE | 40% |
| Thursday | 62°F | Chance Showers And Thunderstorms | 10 mph NE | 38% |
| Thursday Night | 51°F | Chance Showers And Thunderstorms | 5 to 10 mph NE | 33% |
| Friday | 66°F | Chance Rain Showers | 5 to 10 mph N | 28% |
Forecast source: National Weather Service (api.weather.gov) for Thorndale (40.001, -75.752). Updated through the day.
Growing snapshot for Thorndale
Last spring frost
Apr 19
First fall frost
Oct 25
Growing season
190 days
Hardiness zone
7a
More local growing data for Thorndale: nearby ZIP 19372 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
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Avondale
Berwyn
Caln
Chadds Ford
Chesterbrook
Christiana
Coatesville
Cochranville
Devon
Downingtown
Eagle
Eagleview
Elverson
Exton
Frazer
Glenmoore
Hamorton
Hayti
Honey Brook
Kennett Square
Kimberton
Lincoln University
Lionville
Little Britain
Malvern
Marshallton
Modena
Nottingham
Oxford
Climate data from the nearest NOAA station, Coatesville 2 W, Pa (5.5 mi from Thorndale). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.