West Chester, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for West Chester, a borough in Chester County, Pennsylvania.
Today
72°F
Mostly Sunny
Mostly sunny, with a high near 72. South wind 5 to 10 mph.
7-day forecast for West Chester
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Mostly Sunny | 5 to 10 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 | 59°F | Light Rain | 0 to 5 mph SW | 82% |
| Friday | 68°F | Light Rain | 0 to 5 mph N | 82% |
| Friday Night | 49°F | Light Rain Likely | 0 to 5 mph NW | 68% |
| Saturday | 62°F | Mostly Sunny | 5 to 10 mph NW | 7% |
| Saturday Night | 42°F | Partly Cloudy | 5 to 10 mph W | 7% |
| Sunday | 58°F | Mostly Sunny | 5 to 10 mph NW | 5% |
| Sunday Night | 39°F | Mostly Clear | 5 mph W | 6% |
| Monday | 57°F | Sunny | 10 mph W | 6% |
| Monday Night | 38°F | Mostly Clear | 5 mph W | 3% |
| 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 West Chester (39.960, -75.605). Updated through the day.
Growing snapshot for West Chester
Last spring frost
Apr 26
First fall frost
Oct 18
Growing season
174 days
Hardiness zone
7a
More local growing data for West Chester: nearby ZIP 19383 weather · frost dates · planting calendar · Pennsylvania frost dates
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Climate data from the nearest NOAA station, W Chester 2 Nw, Pa (2.8 mi from West Chester). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.