Orrstown, PA Weather & Growing Conditions
This Afternoon
75°F
Partly Sunny
Partly sunny, with a high near 75. South wind around 8 mph, with gusts as high as 21 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 75°F | Partly Sunny | 8 mph S | 1% |
| Tonight | 62°F | Rain Showers | 7 to 10 mph S | 99% |
| Thursday | 75°F | Rain Showers Likely then Partly Sunny | 2 to 10 mph SW | 67% |
| Thursday Night | 52°F | Mostly Cloudy | 2 mph W | 6% |
| Friday | 68°F | Partly Sunny | 3 mph W | 10% |
| Friday Night | 44°F | Partly Cloudy | 2 to 6 mph NW | 10% |
| Saturday | 56°F | Mostly Sunny then Slight Chance Rain Showers | 6 to 9 mph NW | 21% |
| Saturday Night | 41°F | Slight Chance Rain Showers then Partly Cloudy | 8 to 12 mph NW | 21% |
| Sunday | 59°F | Mostly Sunny | 7 to 10 mph NW | 3% |
| Sunday Night | 39°F | Mostly Clear | 7 mph W | 0% |
| Monday | 60°F | Sunny | 6 to 10 mph W | 1% |
| Monday Night | 38°F | Mostly Clear | 5 mph W | 0% |
| Tuesday | 65°F | Sunny | 5 to 8 mph W | 0% |
| Tuesday Night | 38°F | Mostly Clear | 5 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Orrstown, PA
Last spring frost
Apr 19
First fall frost
Oct 24
Growing season
188 days
Hardiness zone
7a
Explore more for Orrstown, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Shippensburg, Pa (8.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.