State Line, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for State Line, a community in Franklin County, Pennsylvania.
Today
85°F
Mostly Sunny
Mostly sunny, with a high near 85. East wind around 5 mph.
7-day forecast for State Line
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Mostly Sunny | 5 mph E | 0% |
| Tonight | 70°F | Mostly Cloudy then Slight Chance Rain Showers | 1 to 5 mph E | 18% |
| Wednesday | 83°F | Showers And Thunderstorms Likely | 2 to 6 mph E | 66% |
| Wednesday Night | 70°F | Chance Showers And Thunderstorms | 6 mph SE | 47% |
| Thursday | 88°F | Partly Sunny then Showers And Thunderstorms Likely | 3 to 7 mph S | 59% |
| Thursday Night | 71°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 1 to 6 mph SW | 59% |
| Friday | 88°F | Partly Sunny then Chance Showers And Thunderstorms | 1 to 7 mph SW | 54% |
| Friday Night | 68°F | Chance Showers And Thunderstorms | 1 to 6 mph SW | 54% |
| Saturday | 87°F | Partly Sunny then Chance Showers And Thunderstorms | 1 to 6 mph W | 43% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms | 1 to 5 mph SW | 43% |
| Sunday | 88°F | Mostly Sunny | 1 to 6 mph W | 14% |
| Sunday Night | 69°F | Partly Cloudy | 1 to 6 mph SW | 14% |
| Monday | 90°F | Mostly Sunny | 1 to 10 mph W | 14% |
| Monday Night | 69°F | Partly Cloudy | 2 to 8 mph SW | 14% |
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
Greencastle
Guilford
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 Aug 4, 2026.