Glen Rock, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Glen Rock, a borough in York County, Pennsylvania.
Today
74°F
Mostly Sunny
Mostly sunny, with a high near 74. South wind 3 to 12 mph.
7-day forecast for Glen Rock
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 74°F | Mostly Sunny | 3 to 12 mph S | 1% |
| Tonight | 60°F | Mostly Cloudy then Chance Light Rain | 8 to 13 mph S | 31% |
| Thursday | 73°F | Light Rain Likely | 8 to 13 mph S | 69% |
| Thursday Night | 58°F | Chance Light Rain | 1 to 7 mph SW | 54% |
| Friday | 68°F | Chance Light Rain | 3 mph N | 54% |
| Friday Night | 47°F | Chance Light Rain then Partly Cloudy | 1 to 5 mph NW | 29% |
| Saturday | 60°F | Mostly Sunny | 5 to 13 mph NW | 9% |
| Saturday Night | 39°F | Partly Cloudy | 12 mph W | 9% |
| Sunday | 59°F | Mostly Sunny | 9 to 13 mph NW | 3% |
| Sunday Night | 37°F | Mostly Clear | 9 mph W | 3% |
| Monday | 59°F | Sunny | 9 to 16 mph W | 4% |
| Monday Night | 37°F | Mostly Clear | 5 to 10 mph W | 4% |
| Tuesday | 63°F | Sunny | 6 to 13 mph W | 1% |
| Tuesday Night | 38°F | Mostly Clear | 8 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Glen Rock (39.794, -76.731). Updated through the day.
Growing snapshot for Glen Rock
Last spring frost
Apr 19
First fall frost
Oct 25
Growing season
188 days
Hardiness zone
7a
More local growing data for Glen Rock: nearby ZIP 17327 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Cross Roads
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Jefferson
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Mount Royal
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New Freedom
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North York
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Climate data from the nearest NOAA station, Millers 4 Ne, Md (4.9 mi from Glen Rock). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.