Juniata County, Pennsylvania
Local growing conditions for Juniata County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 10 ZIP codes in our data.
Hardiness zones in Juniata County
Juniata County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Juniata County for its live forecast, frost dates, and planting calendar:
McAlisterville 17014
East Waterford 17021
East Waterford 17035
McAlisterville 17049
Mexico 17056
Granville 17058
Mifflintown 17059
McAlisterville 17076
Port Royal 17082
Thompsontown 17094
More for Pennsylvania
- Agriculture in Pennsylvania
- Frost dates across Pennsylvania
- USDA hardiness zones explained
- Planting calendar by ZIP code
← All counties in Pennsylvania
County growing conditions are compiled from our ZIP-code database, USDA hardiness-zone data, and NOAA climate normals. Conditions vary within a county by elevation and local microclimate. Page updated Aug 4, 2026.