Spring Grove, PA Weather & Growing Conditions
Tonight
51°F
Mostly Clear
Mostly clear, with a low around 51. South wind 2 to 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Mostly Clear | 2 to 6 mph S | 0% |
| Wednesday | 74°F | Mostly Sunny | 2 to 12 mph S | 0% |
| Wednesday Night | 61°F | Mostly Cloudy then Rain Showers Likely | 8 to 12 mph S | 60% |
| Thursday | 73°F | Rain Showers | 7 to 12 mph S | 77% |
| Thursday Night | 60°F | Rain Showers Likely | 1 to 6 mph SW | 64% |
| Friday | 69°F | Rain Showers Likely | 3 mph N | 64% |
| Friday Night | 48°F | Chance Rain Showers | 3 mph NW | 53% |
| Saturday | 63°F | Slight Chance Rain Showers | 3 to 10 mph NW | 15% |
| Saturday Night | 39°F | Partly Cloudy | 5 to 8 mph NW | 14% |
| Sunday | 59°F | Mostly Sunny | 5 to 8 mph W | 7% |
| Sunday Night | 38°F | Slight Chance Rain Showers | 7 mph W | 22% |
| Monday | 59°F | Slight Chance Rain Showers | 7 to 14 mph NW | 22% |
| Monday Night | 38°F | Slight Chance Rain Showers | 5 to 9 mph W | 20% |
| Tuesday | 62°F | Sunny | 7 to 14 mph W | 12% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Spring Grove, PA
Last spring frost
Apr 27
First fall frost
Oct 18
Growing season
174 days
Hardiness zone
7a
Explore more for Spring Grove, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, York Ap, Pa (4.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.