Campbelltown, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Campbelltown, a community in Lebanon County, Pennsylvania.
Overnight
51°F
Patchy Fog
Patchy fog after 3am. Mostly clear, with a low around 51. Southeast wind around 3 mph.
7-day forecast for Campbelltown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 51°F | Patchy Fog | 3 mph SE | 0% |
| Wednesday | 75°F | Patchy Fog then Mostly Sunny | 1 to 13 mph S | 1% |
| Wednesday Night | 59°F | Mostly Cloudy then Chance Light Rain | 8 to 12 mph S | 48% |
| Thursday | 73°F | Light Rain | 8 to 13 mph S | 86% |
| Thursday Night | 59°F | Chance Light Rain then Rain Showers Likely | 1 to 7 mph SW | 68% |
| Friday | 70°F | Rain Showers Likely | 5 mph NW | 60% |
| Friday Night | 48°F | Chance Rain Showers | 5 mph NW | 52% |
| Saturday | 63°F | Slight Chance Rain Showers | 5 to 13 mph NW | 16% |
| Saturday Night | 39°F | Slight Chance Rain Showers then Partly Cloudy | 7 to 10 mph NW | 15% |
| Sunday | 60°F | Mostly Sunny | 6 to 10 mph W | 9% |
| Sunday Night | 38°F | Slight Chance Rain Showers | 9 mph W | 21% |
| Monday | 59°F | Slight Chance Rain Showers | 9 to 16 mph W | 22% |
| Monday Night | 37°F | Slight Chance Rain Showers | 6 to 13 mph W | 20% |
| Tuesday | 63°F | Sunny | 8 to 16 mph W | 14% |
Forecast source: National Weather Service (api.weather.gov) for Campbelltown (40.276, -76.583). Updated through the day.
Growing snapshot for Campbelltown
Last spring frost
Apr 20
First fall frost
Oct 25
Growing season
185 days
Hardiness zone
7a
More local growing data for Campbelltown: nearby ZIP 17010 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
Annville
Avon
Cleona
Cornwall
Fort Indiantown Gap
Fredericksburg
Hebron
Jonestown
Lebanon
Lebanon South
Mount Gretna
Mount Gretna Heights
Myerstown
Palmyra
Pleasant Hill
Quentin
Sand Hill
Schaefferstown
Timber Hills
West Myerstown
Climate data from the nearest NOAA station, Lebanon 2 W, Pa (7.2 mi from Campbelltown). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.