Lewis County, New York
Local growing conditions for Lewis County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 16 ZIP codes in our data.
Hardiness zones in Lewis County
Lewis County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Lewis County for its live forecast, frost dates, and planting calendar:
Croghan 13305
Otter Lake 13312
Constableville 13325
Croghan 13327
Lowville 13343
Lyons Falls 13345
Lowville 13367
Lyons Falls 13368
Lowville 13404
Port Leyden 13433
Turin 13473
Constableville 13489
Croghan 13620
Copenhagen 13626
Natural Bridge 13648
Natural Bridge 13665
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.