Thorndale, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Thorndale, a community in Chester County, Pennsylvania.
Tonight
49°F
Mostly Clear then Patchy Fog
Patchy fog after 4am. Mostly clear, with a low around 49. South wind around 5 mph.
7-day forecast for Thorndale
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 49°F | Mostly Clear then Patchy Fog | 5 mph S | 2% |
| Wednesday | 73°F | Patchy Fog then Sunny | 5 to 10 mph S | 3% |
| Wednesday Night | 58°F | Mostly Cloudy | 5 mph S | 10% |
| Thursday | 71°F | Light Rain Likely | 5 to 10 mph S | 59% |
| Thursday Night | 60°F | Light Rain Likely | 0 to 5 mph SW | 73% |
| Friday | 68°F | Light Rain Likely | 0 to 5 mph W | 73% |
| Friday Night | 50°F | Light Rain Likely | 0 to 5 mph NW | 68% |
| Saturday | 64°F | Slight Chance Light Rain | 5 to 10 mph NW | 21% |
| Saturday Night | 40°F | Slight Chance Light Rain then Partly Cloudy | 5 mph NW | 15% |
| Sunday | 59°F | Mostly Sunny | 5 to 10 mph W | 7% |
| Sunday Night | 38°F | Slight Chance Light Rain | 5 mph W | 20% |
| Monday | 59°F | Slight Chance Light Rain | 10 mph NW | 22% |
| Monday Night | 38°F | Slight Chance Light Rain | 5 to 10 mph W | 19% |
| Tuesday | 61°F | Sunny | 5 to 15 mph W | 14% |
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
Atglen
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 Nov 4, 2026.