Waynesboro, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Waynesboro, a borough in Franklin County, Pennsylvania.
Today
76°F
Partly Sunny
Partly sunny, with a high near 76. East wind around 5 mph.
7-day forecast for Waynesboro
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 76°F | Partly Sunny | 5 mph E | 11% |
| Tonight | 63°F | Chance Rain Showers | 5 to 8 mph SE | 43% |
| Sunday | 77°F | Showers And Thunderstorms | 6 to 10 mph S | 91% |
| Sunday Night | 57°F | Showers And Thunderstorms | 3 to 9 mph NW | 91% |
| Monday | 67°F | Chance Rain Showers | 9 mph NE | 29% |
| Monday Night | 53°F | Chance Rain Showers | 6 to 9 mph NE | 54% |
| Tuesday | 59°F | Rain Showers Likely | 10 mph NE | 67% |
| Tuesday Night | 50°F | Rain Showers Likely | 12 mph NE | 62% |
| Wednesday | 58°F | Chance Rain Showers | 13 mph NE | 51% |
| Wednesday Night | 50°F | Chance Rain Showers | 12 mph NE | 42% |
| Thursday | 61°F | Chance Rain Showers | 8 to 12 mph NE | 42% |
| Thursday Night | 50°F | Chance Rain Showers | 5 to 9 mph NE | 36% |
| Friday | 66°F | Slight Chance Rain Showers | 9 mph N | 21% |
| Friday Night | 50°F | Slight Chance Rain Showers | 5 to 8 mph N | 15% |
Forecast source: National Weather Service (api.weather.gov) for Waynesboro (39.752, -77.582). Updated through the day.
Growing snapshot for Waynesboro
Last spring frost
Apr 27
First fall frost
Oct 20
Growing season
177 days
Hardiness zone
7a
More local growing data for Waynesboro: nearby ZIP 17268 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
State Line
Wayne Heights
Climate data from the nearest NOAA station, S Mtn, Pa (6.5 mi from Waynesboro). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.