State Line, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for State Line, a community in Franklin County, Pennsylvania.
This Afternoon
81°F
Partly Sunny
Partly sunny, with a high near 81. North wind around 8 mph.
7-day forecast for State Line
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 81°F | Partly Sunny | 8 mph N | 5% |
| Tonight | 56°F | Partly Cloudy | 8 mph N | 0% |
| Saturday | 76°F | Mostly Sunny | 3 to 7 mph NE | 2% |
| Saturday Night | 65°F | Chance Rain Showers | 5 to 12 mph SE | 32% |
| Sunday | 79°F | Showers And Thunderstorms | 7 to 12 mph S | 83% |
| Sunday Night | 61°F | Showers And Thunderstorms | 3 to 12 mph NW | 83% |
| Monday | 70°F | Chance Rain Showers | 8 to 12 mph NE | 40% |
| Monday Night | 57°F | Rain Showers Likely | 7 to 10 mph NE | 61% |
| Tuesday | 62°F | Showers And Thunderstorms | 12 mph NE | 75% |
| Tuesday Night | 52°F | Showers And Thunderstorms | 12 mph NE | 75% |
| Wednesday | 59°F | Rain Showers Likely | 12 mph NE | 58% |
| Wednesday Night | 52°F | Showers And Thunderstorms Likely | 10 mph NE | 55% |
| Thursday | 62°F | Chance Showers And Thunderstorms | 10 mph NE | 51% |
| Thursday Night | 52°F | Chance Rain Showers | 7 mph N | 36% |
Forecast source: National Weather Service (api.weather.gov) for State Line (39.733, -77.725). Updated through the day.
Growing snapshot for State Line
Last spring frost
Apr 7
First fall frost
Nov 4
Growing season
209 days
Hardiness zone
7b
More local growing data for State Line: nearby ZIP 17263 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Blue Ridge Summit
Chambersburg
Fayetteville
Fort Loudon
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Marion
Mercersburg
Mont Alto
Orrstown
Pen Mar
Rouzerville
Scotland
Wayne Heights
Waynesboro
Climate data from the nearest NOAA station, Hagerstown Washington Co Ap, Md (1.3 mi from State Line). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.