Putnam County, New York
Local growing conditions for Putnam County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 9 ZIP codes in our data.
Hardiness zones in Putnam County
Putnam County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Putnam County for its live forecast, frost dates, and planting calendar:
Brewster Hill 10509
Carmel 10512
Nelsonville 10516
West Point 10524
Lake Mohegan 10537
Mahopac 10541
Mahopac 10542
Shrub Oak 10579
Putnam Lake 12563
More for New York
- Agriculture in New York
- Frost dates across New York
- USDA hardiness zones explained
- Planting calendar by ZIP code
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.