Hamorton, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hamorton, a community in Chester County, Pennsylvania.
Today
72°F
Patchy Fog then Sunny
Patchy fog before 9am. Sunny, with a high near 72. South wind around 5 mph.
7-day forecast for Hamorton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Patchy Fog then Sunny | 5 mph S | 2% |
| Tonight | 58°F | Mostly Cloudy | 5 mph S | 2% |
| Thursday | 71°F | Light Rain Likely | 5 to 10 mph S | 58% |
| Thursday Night | 60°F | Light Rain | 0 to 5 mph SW | 83% |
| Friday | 69°F | Light Rain | 0 to 5 mph N | 83% |
| Friday Night | 49°F | Light Rain Likely | 0 to 5 mph NW | 68% |
| Saturday | 63°F | Mostly Sunny | 5 to 10 mph NW | 6% |
| Saturday Night | 41°F | Partly Cloudy | 5 to 10 mph W | 6% |
| Sunday | 59°F | Mostly Sunny | 5 to 10 mph NW | 5% |
| Sunday Night | 39°F | Mostly Clear | 5 mph W | 7% |
| Monday | 58°F | Sunny | 10 mph W | 7% |
| Monday Night | 38°F | Mostly Clear | 5 mph W | 4% |
| Tuesday | 62°F | Sunny | 5 to 10 mph W | 3% |
| Tuesday Night | 39°F | Mostly Clear | 5 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Hamorton (39.868, -75.652). Updated through the day.
Growing snapshot for Hamorton
Last spring frost
Apr 7
First fall frost
Nov 4
Growing season
209 days
Hardiness zone
7a
More local growing data for Hamorton: nearby ZIP 19317 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
Hayti
Honey Brook
Kennett Square
Kimberton
Lincoln University
Lionville
Little Britain
Malvern
Marshallton
Modena
Nottingham
Oxford
Paoli
Climate data from the nearest NOAA station, Wilmington Porter Rsch, De (6.9 mi from Hamorton). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.